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T / S Patent Date Description Patentee Category Assigned To
U 1,009,630 November 21, 1911 Insulating Compound
Insulator composition made of asbestos, flint, and calcium hydrate.
BARRINGER, Lawrence E.
  General Electric Co.
U 1,198,131 September 12, 1916 Insulator
Method of cementing and attaching nested porcelain shells
JACKSON, Ray P.
  Westinghouse Electric & Mfg. Co.
U 1,339,391 May 11, 1920 Support for Line Conductors
Bracket with insulator attached to eye formed in the bracket allowing the insulator to swing freely.
HENDEE, Lem E.
   
 "HU, OU"
U 2,352,756 July 4, 1944 Ash Tray
Ash tray
ANHOLT, Harry M.
"HU, OU"  
 Acoustic
U 360,354 March 29, 1887 Insulator
Acoustic insulator to reduce vibration of telephone wires in acoustic or mechanical telephones
LOCKE, Willie F.
Acoustic 1/2 to John E. Robertson
 Alarm Box
U 362,477 May 3, 1887 Electric Police Call Alarm Box
Police call alarm box with a key
COUGHLIN, John J.
Alarm Box 3/4 to Hern, Prendergast, Oakman
 Alumino
U 1,529,259 March 10, 1925 Glass
Alumino-silicate glass (Corning's Flameware)
LOCKE, Fred M.
LOCKE, Fred J.
Alumino  
 Annealing
U 790,716 May 23, 1905 Machinery for the Manufacturing of Glassware
Annealing conveyor for glassware (leer and endless conveyor)
BROOKFIELD, Henry M.
Annealing  
 Antenna
U 1,481,080 January 15, 1924 Insulator
Antenna or guy strain insulator consisting of a bar of porcelain with longitudinal ribs and metal caps on the ends
AUSTIN, Arthur O.
Antenna The Ohio Brass Co.
U 1,748,884 February 25, 1930 Leakproof Insulator
Bell shaped radio antenna insulator to protect wire from getting wet from rain or snow.
KITTS, David Roscoe
Antenna  
U 1,937,964 December 5, 1933 Insulator Support for Tower or Mast Type Antenna
Insulator for supporting radio tower or mast antenna
JENNER, Ralph L.
Antenna Lapp Insulator Co., Inc.
U 1,998,549 April 23, 1935 Insulator Construction
Insulator that will withstand high compression and support the weight of a radio antenna
LAPP, Grover W.
JENNER, Ralph L.
Antenna Lapp Insulator Co., Inc.
U 2,003,225 May 28, 1935 Guy Insulating and Grading Means
Guy strain insulator for radio antenna guy wires
VROOMAN, Edward C.
Antenna Locke Insulator Corp.
U 2,093,872 September 21, 1937 Radio Antenna Insulator for Airplanes
Antenna insulator for airplanes
MCCOY, Robert L.
Antenna Locke Insulator Corp.
U Specimen known 2,297,430 September 29, 1942 Antenna Insulator
Compression antenna insulator for very heavy loads (see 2,270,964)
PETERS, Wilhelm
Antenna  
U 3,347,003 October 17, 1967 Protective Mounting Structure for Retractable Antenna
Retractable antenna for a bomb shelter
LAPP, Rudolph S.
Antenna Lapp Insulator Co., Inc.
 Antenna Support
U 1,237,843 August 21, 1917 Insulator Support for Towers
An insulator to support radio antenna towers composed of a metal base and several porcelain sections that are cemented together.
WARD, John W.
Antenna Support Pittsburg High Voltage Insulator Co.
 Apparatus
U 477,447 June 21, 1892 Apparatus for Finishing the Edges of Glass Vessels
Apparatus for finishing the edges of glass vessels
PEASE, Jacob
Apparatus 1/2 to William Brookfield
 Arc Gap
U 2,011,136 August 13, 1935 Protective Apparatus
Arcing gap using flux control insulators
AUSTIN, Arthur O.
Arc Gap The Ohio Brass Co.
 Arcing
U 1,001,137 August 22, 1911 Insulator Protector
Arcing device attached to top and bottom of insulator
GODDARD, Walter T.
Arcing Locke Insulator Mfg. Co.
 Arcing Ring
U 1,695,892 December 18, 1928 Transmission Line Device
Arcing ring or electrostatic field control structure for suspension string
FORTESCUE, Charles Le G.
Arcing Ring Westinghouse Electric & Mfg. Co.
U 1,799,977 April 7, 1931 Distributor Ring
Arcing ring or electrostatic field control structure for suspension string
FORTESCUE, Charles Le G.
Arcing Ring Westinghouse Electric & Mfg. Co.
U 1,940,591 December 19, 1933 Protecting Apparatus for Insulators
Arcing ring for string of suspension insulators
HAWLEY, Kent A.
Arcing Ring Locke Insulator Corp.
U 1,983,903 December 11, 1934 Protective Apparatus for Double String Installations
Arcing rings for a double string of suspension insulators
HAWLEY, Kent A.
Arcing Ring Locke Insulator Corp.
U 2,022,863 December 3, 1935 Arcing Guard
Metal arcing guard for suspension string
LUSIGNAN, JR., Joseph T.
Arcing Ring The Ohio Brass Co.
 Bail Wire
U 601,454 March 29, 1898 Clamping Buckle for Electric Line Wires
Bail wire system for tie wire
WEIKMAN, Augustus H.
Bail Wire  
 Ball
U 575,952 January 26, 1897 Insulator
Ball insulator fit in hole in bottom of crossarm
HOOVER, Frank
Ball 2/3 to W. Bennett & D. Murrell
 Balloon
U 258,005 May 16, 1882 Balloon Support for Telegraph Wires, &c.
Gas balloon as a substitute for poles to support telegraph wires, light towers, and flags
BEESON, William
Balloon  
 Battery
U Specimen known 105,252 July 12, 1870 Improvement in Battery Insulators
CD 60 and CD 61. Battery insulator with mounting on table. One specimen of CD 61 is known with embossing M. T. Co.
ROBERTSON, Orris W.
Battery  
U 114,911 May 16, 1871 Improvement in Galvanic Batteries
Use of paraffin or paraffinic oil to coat surface of battery acid to prevent evaporation
BROOKS, David
Battery  
U 129,465 July 16, 1872 Improvement in Battery Insulators
Battery insulator shaped to fit hole in table & flat to support battery
DAVIS, Augustus G.
Battery  
U 136,191 February 25, 1873 Improvement in Insulators for Battery Cups
Battery insulator cup to collect moisture or acid
THOMAS, James H.
Battery 1/2 to A. G. Tomay
U Specimen known 438,532 October 14, 1890 Insulating Appliance for Electric Batteries
Battery jar and large battery rest insulator with upturned cup to hold insulating fluid. Some think the rods (a2) that hold the plates apart are the glass U-shaped ""rods"" known in the hobby, but there is no evidence of this in the patent.
CURRIE, Stanley C. C.
Battery The United Gas Improvement Co.
U 572,285 December 1, 1896 Battery Cell
Battery cell
WILLMS, Charles
Battery  
U Specimen known 651,680 June 12, 1900 Electric Battery Attachment
Ware battery rest
WARE, Henry Bowles
CORNELL, Chauncey Cortez
Battery  
U 1,034,394 July 30, 1912 Insulating Support for Storage Battery Tanks
CD 35, CD 36; Battery insulator with soft metal cap
MORRIS, George H.
Battery The Electric Storage Battery Co.
U 1,097,392 May 19, 1914 Battery Box Support and Insulator
Battery rest insulator with screw to hold under foot of table
CREMER, August C.
MOLANDER, Gustaf F.
Battery  
U 1,106,095 August 4, 1914 Electrical Battery
Battery insulators with oil inside
HUBBARD, Albert S.
Battery Gould Storage Battery Co.
U 1,146,298 July 13, 1915 Insulating Support for Storage Batteries
CD 35, CD 36; Battery insulator with a lead cup sitting on an earthenware pedestal cup (see 1,181,362)
AMBRUSTER, Cornelius
Battery  
U 1,179,395 April 18, 1916 Insulating Support for Storage Battery Tanks
Battery support insulator with lead cup underneath
BECK, Harold M.
Battery  
U 1,181,362 May 2, 1916 Insulating Support for Storage Batteries
Battery insulator support cup made of earthenware (see 1,146,298)
AMBRUSTER, Cornelius
Battery  
U Specimen known 1,190,766 July 11, 1916 Insulating Support
Battery support insulator
HUBBARD, Albert S.
Battery Gould Storage Battery Co.
U 1,313,384 August 19, 1919 Battery Supporting Device
CD 40; Battery for submarines using a special battery rest insulator
HUTCHISON, Miller Reese
NORTON, Charles W.
Battery Edison Storage Battery Co.
U 1,466,674 September 4, 1923 Storage Battery
Battery electrodes and container. However, the little porcelain insulators cataloged as SP17-01 were used to support glass rods for the battery to set on.
STANLEY, Vincent C.
Battery The Gamewell Fire Alarm Telegraph Co.
U 1,494,766 May 20, 1924 Insulating Support
Battery rest insulator sitting on a foot to allow movement
BENJAMIN, Edward O.
Battery International Oxygen Co.
 Block
U 5,889 October 31, 1848 Insulating Support for Telegraph Wires
Block (glass) with zigzag slit held by hooded bracket
LIVINGSTON, Laureston R.
ROGGEN, John J.
ADAMS, Calvin
Block  
U 135,334 January 28, 1873 Improvement in Telegraph Insulators
Blocks (2) (glass) inside a metal box with suspended bolt to hold wire
HENDRICKS, Nathan
Block  
U 294,563 March 4, 1884 Insulator for Electric Wires
Block with grooves
BEACH, William W.
Block  
U 307,916 November 11, 1884 Insulator
Blocks held by mortised metal tube to hold wire
CLEVELAND, John S.
KENT, George F.
Block  
U 378,971 March 6, 1888 Insulator
Block of glass inverted & head combination secured to crossarm by wire
NEAL, Lewis M.
Block  
U 421,819 February 18, 1890 Insulator
Blocks (2) to hold wire and pole system
DAVY, John W.
Block  
U 581,088 April 20, 1897 Electric Wire Insulator
Block of glass to hold wire in crossarm
SHARPE, John E.
Block  
U 710,282 September 30, 1902 Insulator
Block with metal tabs bent to hold wire
LEFEVER, Edwin
Block  
U 1,022,026 April 2, 1912 Insulator
Block in crossarm
GUTHRIE, Joseph A.
Block Guthrie-Mitchell Co.
U 1,054,690 March 4, 1913 Electric Wire Supporting Device
U-shaped block insulator fitted into slots in the crossarm to hold telegraph and telephone lines.
HICKS, Henry A.
Block  
U 1,099,374 June 9, 1914 Insulator
Block in crossarm
HUNTER, Ira
Block 2/3 to Rafferty, 1/3 to Wells
 Boron
U Specimen known 1,091,678 March 31, 1914 Insulating Composition
Boro-silicate glass
LOCKE, Fred M.
Boron  
U Specimen known 1,091,679 March 31, 1914 Insulator
Boro-silicate glass
LOCKE, Fred M.
Boron  
U Specimen known 1,120,951 December 15, 1914 Manufacture of Insulators for High Potential Electric Conductors
Boron used in porcelain insulators
LOCKE, Fred M.
Boron  
U Specimen known 1,127,042 February 2, 1915 Manufacture of High Potential Porcelain and Glass Insulators
Boro-silicate glass
LOCKE, Fred M.
Boron  
U Specimen known 1,127,044 February 2, 1915 Insulator
Boro-silicate glass
LOCKE, Fred M.
Boron  
U Specimen known 1,156,163 October 12, 1915 Manufacture of High Potential Electric Conductors
Boro-silicate glass & porcelain
LOCKE, Fred M.
Boron  
U 1,225,147 May 8, 1917 Insulator
Boro-silicate glass
LOCKE, Fred M.
Boron  
U 1,226,088 May 15, 1917 Insulator and Composition Material for Insulating and Other Purposes
Boro-silicate glass
LOCKE, Fred M.
Boron  
U 1,233,486 July 17, 1917 Electrical Insulator
Boro-silicate glass
LOCKE, Fred M.
Boron  
U Specimen known 1,304,623 May 27, 1919 Glass
Boro-silicate glass (Corning Pyrex glass)
SULLIVAN, Eugene C.
TAYLOR, William C.
Boron Corning Glass Works
U 1,431,166 October 10, 1922 Glass
Boro-silicate glass
LOCKE, Fred M.
Boron  
U 1,449,793 March 27, 1923 Glass and Process of Making Same
Boro-silicate glass made colorless by adding neodymium oxide
TAYLOR, William C.
Boron Corning Glass Works
U 1,510,521 October 7, 1924 Glass
Boro-silicate glass
LOCKE, Fred M.
Boron  
U 1,626,042 April 26, 1927 Glass
Boro-silicate glass
LOCKE, Fred M.
Boron  
U 1,886,280 November 1, 1932 Ultra Violet Ray Transmitting Glass and to a Batch and Method for Making the Same
Boro-silicate glass, method to make glass to transmit UV light
LOCKE, Fred M.
LOCKE, Fred J.
Boron Corning Glass Works
U 1,923,221 August 22, 1933 Process of Melting Glass
Boro-silicate glass, method to make colorless by using graphite pot
LOCKE, Fred M.
LOCKE, Fred J.
Boron Corning Glass Works
 Bottle
U 9,995 September 6, 1853 Improvement in Bottle Fastenings
Sealing method for glass jars
SPRATT, James
Bottle  
U 208,487 October 1, 1878 Bottle Stopper
Bottle stopper
OAKMAN, Samuel
Bottle  
U 241,921 May 24, 1881 Means for Attaching Caps to Bottles
Internal groove in the neck of a bottle to secure the cap by means of a chain
BROOKE, Homer
Bottle  
U 255,487 March 28, 1882 Means for Attaching Caps to Bottles
Metal cap with holes for distributing the contents of condiment bottles
BROOKE, Homer
Bottle  
U 262,241 August 8, 1882 Weaving Machine for Covering Bottles
Machine to weave a covering for bottles
OAKMAN, Samuel
Bottle Luther A. Wright
U 287,049 October 23, 1883 Covering for Bottles
Covering for bottles
OAKMAN, Samuel
Bottle  
U 292,942 February 5, 1884 Basket Splint Machine
Machine to make wood splints to be woven as a covering for bottles
OAKMAN, Samuel
Bottle  
U 304,021 August 26, 1884 Basket Splint Machine
Machine to make wood splints to be woven as a covering for bottles
OAKMAN, Samuel
Bottle  
U 486,182 November 15, 1892 Glass Mold
Glass mold to form threads on the bottle.
OAKMAN, Samuel
Bottle  
U 547,936 October 15, 1895 Bottle Stopper
Bottle stopper
OAKMAN, Samuel
Bottle  
U 561,912 June 9, 1896 Packing Case for Bottles
Packing case to protect bottles for shipment
OAKMAN, Samuel
Bottle  
U 643,842 February 20, 1900 Non-Refillable Bottle
Bottle that cannot be refilled
HAVEN, John V. D.
Bottle 2/3 to Roderick R. Andrus and James M. Rude
U 693,056 February 11, 1902 Preserve Jar
Jar made of pottery or glass to store butter or preserves
OAKMAN, Samuel
Bottle Angeline C. Oakman
U 756,895 April 12, 1904 Process of Manufacturing Glass Articles
Glass working machine elimating the gatherer & shearer
RICHARDSON, JR., Solon O.
Bottle  
U 996,365 June 27, 1911 Apparatus for Forming Hollow Glassware
Bottle blowing machine
RICHARD, Harvey A.
CONWAY, Thomas J.
Bottle  
D 69,185 January 5, 1926 Design for a Bottle
Design for bottle shaped like head of cabbage or lettuce
MCABEE, Philip W.
Bottle  
D Specimen known 71,289 October 19, 1926 Design for a Bottle
Design for Blatz soda bottle
MCABEE, Philip W.
Bottle  
 Bottle Mold
U 179,340 June 27, 1876 Improvement in Glass Bottle Molds
Two-part mold for making glass bottles. Jacob Pease later assigned three patents to Brookfield. (see patents 416,703; 419,875; 477,447)
PEASE, Jacob
TESTER, Abraham
Bottle Mold  
 Bracket
U Specimen known 47,141 April 4, 1865 Improvement in Insulators for Telegraphs
Bracket (wooden) with recessed bowl to hold ramshorn [Smithsonian]
VAN CHOATE, S. F.
Bracket  
U 303,877 August 19, 1884 Insulator Supporting Bracket for Electric Wires
Bracket to support insulator at corner or edge of building
NEBLETT, Charles
Bracket  
U 304,699 September 9, 1884 Insulating Device
Bracket of cast metal for pole tops with three pins
BROOMHALL, George L.
Bracket  
U 355,165 December 28, 1886 Pin Holder for Electric Wire Insulator
Bracket to suspend insulator below crossarm
HANES, Mack
Bracket  
U Specimen known 436,120 September 9, 1890 Insulator Bracket
Bracket of metal with split threads
CHUBBUCK, H. Eugene
Bracket  
U Specimen known 444,466 January 13, 1891 Electric Lamp Bracket
Bracket for two insulators and support for a street light
SMITH, Thomas Carpenter
Bracket  
U 463,587 November 17, 1891 Insulator Bracket
Bracket
THOMAS, Van A.
Bracket 1/2 to Andrew D. Ross
U 463,588 November 17, 1891 Insulator Bracket
Bracket
THOMAS, Van A.
Bracket 1/2 to Andrew D. Ross
D 21,377 March 8, 1892 Design for an Insulator Bracket
Bracket for insulator
WIRT, Charles
Bracket  
D 21,378 March 8, 1892 Design for an Insulator Bracket
Bracket for two insulators
WIRT, Charles
Bracket  
D 21,379 March 8, 1892 Design for an Insulator Bracket
Bracket for insulator
WIRT, Charles
Bracket  
D 21,380 March 8, 1892 Design for an Insulator Bracket
Bracket for insulator
WIRT, Charles
Bracket  
D 21,439 March 29, 1892 Design for an Insulator Bracket
Bracket for insulator
WIRT, Charles
Bracket  
D 21,454 April 12, 1892 Design for an Insulator Bracket
Bracket for insulator
WIRT, Charles
Bracket  
D 21,455 April 12, 1892 Design for an Insulator Bracket
Bracket for two insulators
WIRT, Charles
Bracket  
U 476,604 June 7, 1892 Insulator Bracket
Bracket with pin and hollow threaded head
BRADY, Thomas H.
Bracket  
U 489,861 January 10, 1893 Bracket for Electric Light Wires
Bracket for supporting insulators.
BENNETT, George H.
Bracket  
U 492,394 February 28, 1893 Insulator Bracket
Bracket, adjustable angle with spring end for threads
EICHBERG, William N.
Bracket  
U 525,708 September 11, 1894 Bus-Bar Insulating Support
Bracket support for one-wire cleats
HERRICK, Albert B.
Bracket General Electric Co.
D 24,189 April 9, 1895 Design for an Insulator Holder
Bracket with lag screw for insulator
BEARDSLEY, Lauren S.
Bracket  
D 24,191 April 9, 1895 Design for an Insulator Holder
Bracket with lag screw for insulator
BEARDSLEY, Lauren S.
Bracket  
D 25,177 February 18, 1896 Design for an Insulator Bracket
Bracket for two insulators
BEARDSLEY, Lauren S.
Bracket  
D 25,178 February 18, 1896 Design for an Insulator Bracket
Bracket for three insulators
BEARDSLEY, Lauren S.
Bracket  
U 558,758 April 21, 1896 Fastening Insulator Brackets
Bracket for two insulators, top of pole or crossarm
BEARDSLEY, Lauren S.
Bracket  
D 25,830 July 21, 1896 Design for an Insulator Bracket
Bracket (stirrup-shaped) for non-pintype insulator
VELAZQUEZ, Carlos M.
Bracket Charles H. Lockett
U 573,966 December 29, 1896 Insulator Hanger
Bracket for knobs
DUNCAN, Robert
Bracket  
U 584,823 June 22, 1897 Combined Bracket and Insulator
Combined bracket and insulator with bracket made of non-conducting material such as glass or porcelain
MEAD, George Warren
Bracket  
U 586,700 July 20, 1897 Electric Line Insulator
Bracket for insulator on moveable (adjustable angle) base
TRACY, John J.
Bracket  
U 600,607 March 15, 1898 Insulator Support for Electrical Conductors
Bracket with supporting strap for crossarm
BENEDICT, Fred
Bracket  
U 602,576 April 19, 1898 Bracket for Insulators, etc.
Bracket to be driven into wooden pole
FLETCHER, John R.
Bracket  
U 732,088 June 30, 1903 Insulator for High Tension Currents
Bracket clamped around pole for insulator pin
LEMSTROM, Karl Selim
Bracket  
U 732,665 June 30, 1903 Insulating System for Electric Transmission Circuits
Bracket to hold multiple insulators for high tension line
UNDERWOOD, Alvah W.
Bracket  
U Specimen known 746,362 December 8, 1903 Insulator Hanger or Bracket
Bracket for knobs
MCFEATERS, George H.
Bracket  
U 760,620 May 24, 1904 Insulator Bracket
Bracket with lag screw to mount a glass insulator
GRANT, Francis Jones
Bracket  
U 865,473 September 10, 1907 Break Arm for Electric Wiring
Adjustable steel bracket for pintype insulators for crossarms, buildings, etc.
ARTHUR, Walter A.
Bracket  
U 876,160 January 7, 1908 Clamp
Bracket to hold insulator spool near end of crossarm
FARIS, Winn D.
Bracket 1/2 to Frank B. CHAPIN
U 887,358 May 12, 1908 Wall Bracket
Insulator pin bracket
SWORTFIGER, George F.
Bracket  
U 890,891 June 16, 1908 Insulator Pin
Bracket to hold two insulators vertically
DORFF, Conrad J.
Bracket Fredric Greer
U 892,822 July 7, 1908 Pole Top Cap
Metal pole top cap with insulator support and lateral extension to support protector wire
FRASER, James William
Bracket  
U 926,906 July 6, 1909 Distributing Insulator Bracket
Bracket with spools for tying off drop lines
STADERMANN, Albert L.
Bracket  
U Specimen known 928,010 July 13, 1909 Cross Arm Fitting and Insulator Support
Steel bracket that fits and clamps around the crossarm, specimens manufactured by St. Louis Malleable Casting Co., St. Louis, MO
WAY, Sylvester B.
Bracket  
U 937,984 October 26, 1909 Insulator Bracket
Bracket to mount insulator in mortar between bricks
BROWN, Edward V.
Bracket 1/2 to Adolph Day
U 945,212 January 4, 1910 Insulator Clamp
Bracket for pin that clamps around crossarm
BLACKBURN, Jasper
Bracket  
U 945,213 January 4, 1910 Insulator Clamp
Bracket for pin that clamps around crossarm
BLACKBURN, Jasper
Bracket  
U 964,376 July 12, 1910 Insulator Support
Bracket for pin that clamps around crossarm
BLACKBURN, Jasper
Bracket  
U 974,207 November 1, 1910 Insulator Support
Bracket for 3-phase circuit using multipart insulator oriented in shape of >
THOMPSON, Warren Ray
Bracket H. M. Byllesby & Co.
U 998,649 July 25, 1911 Insulator Bracket for Electrical Work
Bracket to hold several insulators on side of pole
SPENCER, Frederick K.
BENNETT, Orville
Bracket  
U 1,000,389 August 15, 1911 Insulator Bracket
Steel bracket that fits around the crossarm
ETTE, Charles G.
Bracket Ette Investment Co.
U 1,006,268 October 17, 1911 Insulator Bracket
Bracket (various styles) using spring for threads (see 856,488 and 856,801)
PEIRCE, JR., Charles L.
Bracket Hubbard & Co.
U 1,007,138 October 31, 1911 Insulator Bracket
Bracket (various styles) using spring for threads (see 856,488 and 856,801)
PEIRCE, JR., Charles L.
Bracket Hubbard & Co.
U 1,012,724 December 26, 1911 Insulator Support
Bracket for pin-type insulator with wooden cob & mounted on a pipe
SESSIONS, Edson O.
Bracket Fay Woodmansee
U 1,030,574 June 25, 1912 Insulator Supporting Device
Bracket (metal) that slides along crossarm for insulator above and below crossarm
ETTE, Charles G.
Bracket Ette Investment Co.
U 1,036,136 August 20, 1912 Tool for Stringing Line Wires
Special bracket that fits around the insulator and crossarm to loosely hold the line wire during stringing and before the line is tied to the insulator
MENAGER, Henry A.
Bracket 91/100 to John A. Menager
U 1,097,414 May 19, 1914 Adjustable Insulator Support
Bracket, metal to fit around crossarm for two insulators
FORT, Louis
Bracket  
U 1,139,950 May 18, 1915 Insulator Bracket
Bracket, metal to fit around pole to hold one insulator
BOWDLE, Frank A.
Bracket  
U 1,147,065 July 20, 1915 Insulator Clamp and Bracket
Steel bracket and pin combination that fits around the crossarm
ZIEG, Joseph
Bracket  
U 1,147,757 July 27, 1915 Insulator Supporting Structure
Bracket for 3-phase circuit using multipart insulator oriented in shape of >
SEYLER, Carl P.
Bracket  
U 1,149,282 August 10, 1915 Insulator Supporting Fixture
Bracket (various styles) made by bending pipe
PEIRCE, JR., Charles L.
Bracket  
U 1,157,036 October 19, 1915 Insulator Supporting Fixture
Bracket for holding spool insulator vertically and supported with a rod
PEIRCE, JR., Charles L.
Bracket 1/2 to Hubbard & Co.
U 1,157,037 October 19, 1915 Insulator Supporting Structure
Bracket stamped from sheet metal and curved upward with spring for threads
PEIRCE, JR., Charles L.
Bracket 1/2 to Hubbard & Co.
U 1,166,928 January 4, 1916 Insulator Supporting Bracket
Bracket mounted on side of pole for one insulator
PEIRCE, JR., Charles L.
Bracket  
U 1,167,042 January 4, 1916 Insulator Support
Bracket for large multipart porcelain insulators
BOOZER, Ralph C.
Bracket Joslyn Mfg. & Supply Co.
U 1,169,545 January 25, 1916 Insulator Bracket
Bracket attached to pole or wall
KOBERT, Frank P.
Bracket  
U 1,175,078 March 14, 1916 Insulator Supporting Fixture
Bracket, metal pipe to support three insulators at top of pole
PEIRCE, JR., Charles L.
Bracket  
U 1,176,137 March 21, 1916 Insulator Bracket
Bracket, metal with detachable pins
ETTE, Charles G.
Bracket St. Louis Malleable Casting Co.
U 1,182,191 May 9, 1916 Support for Insulators
Bracket, metal with spring to relieve horizontal strain
MALLOY, John W.
GILMAN, John
Bracket  
U 1,184,336 May 23, 1916 Combination Wire Support for Electric Distribution
Pin bracket for poles
FAY, John L.
Bracket W. N. Matthews & Brother Inc.
U 1,189,088 June 27, 1916 Bracket for Electrical Wire Construction
Bracket that bolts through the crossarm with pin above and below the crossarm
GARDNER, George Stafford
Bracket John Randolph Fletcher
U 1,193,602 August 8, 1916 Insulator Supporting Fixture
Bracket, composed of sheet metal parts easily assembled
PEIRCE, JR., Charles L.
Bracket 1/2 to Hubbard & Co.
U 1,195,263 August 22, 1916 Insulator Support
Bracket, sheet metal stamped in U-bracket with attached threads
PEIRCE, JR., Charles L.
Bracket 1/2 to Hubbard & Co.
U 1,197,659 September 12, 1916 Insulator Support
Bracket, sheet metal stamped in U-bracket with attached threads
PEIRCE, JR., Charles L.
Bracket 1/2 to Hubbard & Co.
U 1,197,660 September 12, 1916 Insulator Support
Bracket, sheet metal stamped in U-bracket with attached threads
PEIRCE, JR., Charles L.
Bracket 1/2 to Hubbard & Co.
U 1,210,685 January 2, 1917 Insulator Support
Bracket, sheet metal U-shaped with attached threaded wood thimble
PEIRCE, JR., Charles L.
Bracket 1/2 to Hubbard & Co.
U 1,210,686 January 2, 1917 Insulator Support
Bracket, sheet metal U-shaped with yielding split threaded thimble
PEIRCE, JR., Charles L.
Bracket 1/2 to Hubbard & Co.
U 1,210,687 January 2, 1917 Insulator Suspension Bracket
Bracket, sheet metal U-shaped for long spans attached to a cable
PEIRCE, JR., Charles L.
Bracket 1/2 to Hubbard & Co.
U 1,212,394 January 16, 1917 Insulator Support
Bracket, sheet metal U-shaped with spring clip to secure insulator
PEIRCE, JR., Charles L.
Bracket 1/2 to Hubbard & Co.
U 1,212,673 January 16, 1917 Insulator Supporting Bracket
Bracket, sheet metal U-shaped to fit over crossarm and threads made of a spring to secure insulator
PEIRCE, JR., Charles L.
Bracket 1/2 to Hubbard & Co.
U 1,225,460 May 8, 1917 Insulator Wall Bracket
Bracket for rack knobs
MCCARTHY, James B.
Bracket National Metal Molding Co.
U 1,231,068 June 26, 1917 Insulator Support for Cross Arms
Bracket with insulator pins that fits around the crossarm
SAYLOR, Charles C.
Bracket  
U 1,236,886 August 14, 1917 Insulator for Telegraph and Telephone Wires
Bracket composed of three grooved spool insulators arranged to allow the line wire to move horizontally to maintain the tautness of the line.
SORENSEN, Arvid C.
Bracket  
U 1,246,304 November 13, 1917 Support for Electric Conductors
Bracket for 3 large insulators for pole top
MUELLER, Otto
HAMER, William D.
Bracket Electric Service Supplies Co.
U 1,268,972 June 11, 1918 Insulator Support
Bracket support for spool insulator
HENDEE, Lem E.
Bracket  
U 1,271,596 July 9, 1918 Insulator Support
Bracket for knobs
MAYER, Walter S.
Bracket Electric Service Supplies Co.
U 1,284,110 November 5, 1918 Insulator and Bracket
Bracket for spool type insulator
JOHNSON, Ewald E.
Bracket  
U 1,286,207 December 3, 1918 Insulator Bracket
Bracket with special threaded thimble that will resist turning
BENEDICT, Paul M.
Bracket Barnes & Kobert Mfg. Co.
U 1,311,977 August 5, 1919 Insulator Bracket
Bracket with lag screw fixed with nails for small spool insulator
KYLE, William D.
Bracket  
U 1,315,633 September 9, 1919 Insulator Support
Bracket for knobs
MCFEATERS, George H.
Bracket  
U 1,333,420 March 9, 1920 Insulator Bracket
Bracket that fits around crossarm to support egg-shaped insulators
ILES, Charley S.
Bracket  
U 1,348,534 August 3, 1920 Insulator Bracket
Bracket to attach to a cable to lead a telephone wire down to a building
BEINE, Charles H.
Bracket 1/2 to George C. Brown
U 1,362,038 December 14, 1920 Support for Electric Conductors
Metal strap type support bracket for a pole top to support an insulator.
PLIMPTON, Bentley A.
Bracket  
U 1,362,221 December 14, 1920 Compensating Wire Support
Metal bracket composed of two curved angle supports for three insulators to yield and absorb the strain and weight of telephone and telegraph lines
BLACKMORE, Charles C.
Bracket  
U 1,479,155 January 1, 1924 Insulator Support or Bracket
Bracket for wireholder knobs
PEIRCE, JR., Charles L.
Bracket 1/2 to Hubbard & Co.
U 1,494,023 May 13, 1924 Insulator Bracket
Bracket made of stamped metal to fit upright in hole in crossarm or over top of crossarm to hang down and spool insulator mounted underneath
ROLFE, Charles A.
Bracket  
U 1,500,626 July 8, 1924 Supporting Insulator
Bracket for wireholder knobs and knob with lag screw
KYLE, William D.
Bracket  
U 1,504,859 August 12, 1924 Adjustable Secondary Rack
An adjustable wireholder rack bracket whick allows the spool insulators to be adjusted up or down.
BRADY, William P.
Bracket  
U 1,520,218 December 23, 1924 Insulator Bracket
Bracket made of stamped metal
BARNARD, Thomas A.
Bracket  
U 1,523,164 January 13, 1925 Insulator Supporting Bracket
Bracket made of stamped metal
BARNARD, Thomas H.
TAYLOR, Herbert M.
Bracket  
U 1,575,484 March 2, 1926 Insulator Bracket
Bracket with lag screw for wireholder knob
HOENIG, Harry E.
Bracket  
U 1,611,464 December 21, 1926 Insulator Support Fixture
Bracket for rack spool wireholders
LEMONT, Clarence J.
Bracket Line Material Co.
U 1,683,109 September 4, 1928 Conductor Support
Bracket to hold strain insulators on a crossarm for deadending
SNYDER, Edward B.
Bracket The Ohio Brass Co.
U 1,714,814 May 28, 1929 Pole Bracket
Steel bracket for pole top that supports insulator pin on side of pole
PLIMPTON, Bentley A.
Bracket Locke Insulator Corp.
U 1,740,641 December 24, 1929 Pole Top Pin for Multiple Construction
Steel bracket for pole top that supports insulator pin on side of pole when conductor is under stress
AUSTIN, Arthur O.
Bracket The Ohio Brass Co.
U 1,761,671 June 3, 1930 Secondary Rack
Secondary rack or wireholder with rounded edges to more easily allow wire to be pulled through it during installation.
HUSTED, Norris C.
Bracket  
U 1,770,138 July 8, 1930 Insulator Rack
Metal bracket for wire holders or secondary racks.
HUSTED, Norris C.
Bracket  
U 1,794,520 March 3, 1931 Insulator Rack
Bracket for rack spool wireholder (see 1,822,037)
KERSCHNER, Richard M.
Bracket Hubbard & Co.
U 1,794,934 March 3, 1931 Insulator Connector
Bracket for strain insulator
WALBERG, Nils A.
Bracket Westinghouse Electric & Mfg. Co.
U 1,797,219 March 24, 1931 Insulator Supporting Fixture
Bracket for secondary rack spools using inexpensive, strong construction
BENNETT, George R.
Bracket Line Material Co.
U 1,811,211 June 23, 1931 Insulator Rack
Bracket for wireholder rack spools
PEIRCE, JR., Charles L.
Bracket Hubbard & Co.
U 1,839,594 January 5, 1932 Bracket
Bracket for poles for several rack spool wireholders (see reissue 19,473)
RICK, Karl L.
Bracket  
U Specimen known 1,840,362 January 12, 1932 Transposition Bracket for Insulators
Bracket for transposition
HUNTER, Russell N.
STOVER, Herbert F.
Bracket American Telephone & Telegraph Co.
U 1,865,134 June 28, 1932 Pole Top Bracket
Pole top bracket that uses the same length steel insulator pin as that used on the wooden crossarm
PLIMPTON, Bentley A.
Bracket Locke Insulator Corp.
U 1,866,104 July 5, 1932 Insulator Bracket
Wireholder bracket for rack spools
HEIM, Warren M.
Bracket Oliver Iron & Steel Corp.
U 1,883,671 October 18, 1932 Insulator Bracket and Support
Bracket for rack spools with a plurality of spools for mounting on a building
FORT, Louis
Bracket  
U 1,883,818 October 18, 1932 Secondary Rack
Bracket for rack spools with a plurality of spools for mounting on a building (see 1,779,489)
PEIRCE, JR., Charles L.
Bracket 1/2 to Hubbard & Co.
U 1,897,385 February 14, 1933 Insulator Bracket and Method of Making the Same
Secondary rack for spool insulators and method of manufacture
FASSINGER, Charles
Bracket Oliver Iron & Steel Corp.
U 1,912,456 June 6, 1933 Transposition Bracket
Bracket for transposition
KLEIN, Charles H.
Bracket Bell Telephone Laboratories, Inc.
U 1,934,308 November 7, 1933 Insulator Support
Bracket mounted horizontally to hold a spool insulator
HOIT, Julian D.
Bracket National Electric Products Corp.
U 1,961,434 June 5, 1934 Adjustable Insulator Bracket
Odd bracket for two spools to hold line wire at varying angles when mounted in a tree with a lag screw
SMEAD, Donald G.
Bracket  
R 19,473 February 19, 1935 Bracket
Bracket for poles for several rack spool wireholders (see 1,839,594)
RICK, Karl L.
Bracket Joslyn Mfg. & Supply Co.
U 2,112,370 March 29, 1938 Wire Spacing Bracket
Bracket attached to crossarms to provide proper space between carrier conductors
KLEIN, Charles H.
Bracket Bell Telephone Laboratories, Inc.
U 2,302,883 November 24, 1942 Method of Stringing and Sagging Wires and Apparatus for Use Therein
Bracket for wireholders or rack spools that allow the spool insulator to swivel out away from the bracket for easily working on the line wire and insulator (see 2,519,694)
OLIVIER, Leon J.
Bracket  
U 2,305,069 December 15, 1942 Means of Attaching Service Wires
Circular bracket that fits under an insulator or rack spool with holes to allow easy dropping of wires connected to the line
EMGE, Paul W.
Bracket  
U 2,519,694 August 22, 1950 Insulator Supporting Bracket
Bracket for wireholders or rack spools that allow the spool insulator to swivel out away from the bracket for easily working on the line wire and insulator (see 2,302,883)
OLIVIER, Leon J.
Bracket  
U 2,667,530 January 26, 1954 Lead-in Wire Anchoring Fixture
Bracket attached to a building to support three lead in wires and allow the drop wires to enter the building through a weatherhead.
TRUNNELL, Harold K.
Bracket  
U 4,529,838 July 16, 1985 Support Bracket for Electrical Insulator
Bracket for mounting on side of pole made of a rod of insulating material with pin bracket on one end.
HALL, Gaddis G.
Bracket  
 Bracket/pin
U 2,241,212 May 6, 1941 Insulator Pin Reinforcing Bracket
Bracket attached to pin offers lateral support to prevent the bending of the pin
MACK, Edward A.
Bracket/pin Line Material Co.
U 2,592,030 April 8, 1952 Electric Wire Insulator Support
Pin and bracket to fit over the top and sides of the crossarm
HARDING, Donald D.
Bracket/pin  
U 2,592,031 April 8, 1952 Supporting Structure for Insulators
Pin and bracket made in one piece for easy attachment to crossarm
HARDING, Donald D.
Bracket/pin  
 Bracket/secondary Rack
U 1,524,141 January 27, 1925 Rack
Secondary rack bracket made by stamping sheet metal.
KYLE, William D.
Bracket/secondary Rack  
U 1,696,491 December 25, 1928 Insulator Rack
Simply constructed secondary rack without the base and other parts. Just composed of rods to hold the spool insulators and fastening bracket.
KYLE, William D.
Bracket/secondary Rack Line Material Co.
U 1,707,668 April 2, 1929 Insulator Support
Secondary rack stamped out of one piece of sheet metal.
MANSON, Ralph H.
Bracket/secondary Rack Hubbard and Co.
U 1,709,805 April 16, 1929 Method of Making Insulator Supports
Secondary rack stamped out of one piece of sheet metal. (see patent 1,917,322)
PEIRCE, JR., Charles L.
Bracket/secondary Rack  
U 1,722,672 July 30, 1929 Insulator Supporting Bracket
Secondary rack of simple but strong design eliminating rivets.
LUNDELL, Elmer W.
Bracket/secondary Rack Seyler Mfg. Co.
U 1,799,470 April 7, 1931 Secondary Rack
Simply constructed secondary rack without the base and other parts. Just composed of rods to hold the spool insulators and fastening bracket.
KYLE, William D.
Bracket/secondary Rack Line Material Co.
U 1,821,221 September 1, 1931 Insulator and Terminal
Metal terminal mounted on outside of a secondary rack insulator or wireholder that is used to secure the deadend of the drop wire with the terminal making the connection to the wire leading into the building eliminating the need for soldering or other poo
KYLE, William D.
Bracket/secondary Rack Line Material Co.
U 1,821,222 September 1, 1931 Insulator
Metal terminal mounted on outside of a secondary rack insulator or wireholder that is used to secure the deadend of the drop wire with the terminal making the connection to the wire leading into the building eliminating the need for soldering or other poo
KYLE, William D.
Bracket/secondary Rack Line Material Co.
U 1,873,434 August 23, 1932 Supporting Fixture
Simply constructed secondary rack with detachable spool insulators.
LEMONT, Clarence J.
Bracket/secondary Rack Line Material Co
U 1,877,903 September 20, 1932 Electric Insulator
Metal terminal attached to the outside of a secondary rack or wireholder that is used to secure the deadend of the drop wire with the terminal making the connection to the wire leading into the building eliminating the need for soldering or other poor con
KYLE, William D.
Bracket/secondary Rack Line Material Co
U 1,914,436 June 20, 1933 Insulator
Metal terminal built into a secondary rack insulator or wireholder that is used to secure the deadend of the drop wire with the terminal making the connection to the wire leading into the building eliminating the need for soldering or other poor connectio
KYLE, William D.
Bracket/secondary Rack Line Material Co.
U 1,917,322 July 11, 1933 Insulator Support
Secondary rack stamped out of one piece of sheet metal. (see patent 1,709,805)
PEIRCE, JR., Charles L.
Bracket/secondary Rack 1/2 to Hubbard and Co.
U 2,016,470 October 8, 1935 Secondary Rack and the Process of Making Same
Simple secondary rack construction to reduce cost.
WHITE, Leonard H.
Bracket/secondary Rack Line Material Co.
U 2,454,677 November 23, 1948 Secondary Rack
Strong secondary rack bracket that is shorter yet easily bolted in place.
SMALLEY, Burt M.
Bracket/secondary Rack Joslyn Mfg and Supply Co.
U 2,709,058 May 24, 1955 Insulator Support Rack
Secondary rack bracket with side tabs to receive screws or bolts.
VOSE, Fred C.
BURNIE, Glen
RUTH, Bernard W.
Bracket/secondary Rack General Electric Co.
 Bracket/wireholder
U 1,806,170 May 19, 1931 Bracket and Dead-End Insulator
Double deadend bracket with two spool insulators.
LAW, Stanley W.
Bracket/wireholder  
U 2,150,995 March 21, 1939 Wire Bracket
Wireholder bracket with lag screw that allows bracket and insulator movement.
TALLMAN, Oscar F.
Bracket/wireholder James R. Kearney Corp.
U 2,300,674 November 3, 1942 Secondary Rack
Bracket for wireholders or rack spools. Each insulator bracket is easily connected or attached to the supporting bracket.
JOHNS, George McDonald
RICHARD, Thomas T.
Bracket/wireholder Smith-Johns Inc.
 Breaker
U 1,663,421 March 20, 1928 Line Breaker
Breaker insulator similar to guy strain
STUBBINGS, Edwin L.
Breaker  
 Burner
U 2,646,788 July 28, 1953 Rotary Gas Burner
Burner for gas stove that rotates to improve heat generation
LOCKE, Louis P.
Burner  
 Bus Bar
U 1,602,873 October 12, 1926 Support for Electrical Fixtures
Bus bar support for top of insulator
ANSINGH, Herman K.
Bus Bar Westinghouse Electric & Mfg. Co.
 Bushing
U 684,909 October 22, 1901 Insulating Bushing
Bushing
COLE, John A.
Bushing  
U 698,097 April 22, 1902 Electrical Insulator
Bushing and bracket to support conductor cable
BALL, Henry Price
Bushing General Incandescent Light Co.
U 830,501 September 11, 1906 Protecting Bushing for Electric Circuit Wires
Bushing with screw threads
GOEHST, John H.
Bushing Federal Electric Co.
U 1,056,392 March 18, 1913 Insulator
Bushing
BARR, Carl A.
KOREN, Jerome H.
Bushing  
U 1,706,987 March 26, 1929 Electric Wire Insulator
Bushing
SCHAFFLER, Oscar
Bushing  
U 1,977,957 October 23, 1934 Bus Bar and Bushing Connection
Connector to hold bus bar inside a bushing
STEVENS, Leland S.
Bushing Locke Insulator Corp.
U 1,978,649 October 30, 1934 Bus Bar and Bushing Connection
Connector to hold bus bar inside a bushing
ROBERTS, Charles W.
Bushing Locke Insulator Corp.
U 2,292,248 August 4, 1942 Bushing
Bushing composed of several parts with open chambers
STEVENS, Leland J.
Bushing Locke Insulator Corp.
U 2,513,958 July 4, 1950 Electric Insulating Bushing and Glass Therefore
Glass capacitor bushing and improved seal with metal parts
OMLEY, Herbert A.
Bushing General Electric Co.
U 3,116,362 December 31, 1963 Insulating Bushing Assembly with Spring Retaining Means
Porcelain bushing with a retaining spring.
RANKIN, Lawrence H.
Bushing The Hartford Faience Co.
 Bussbar
U 1,056,998 March 25, 1913 Insulator
Means of insulating and supporting a bussbar.
JAMIESON, Bertrand G.
KELLER, Carl A.
Bussbar  
 Cable
U 165,535 July 13, 1875 Improvement in Underground Telegraph Lines
Underground cable insulated by wrapping with cotton, hemp, or jute and saturating it with paraffin.
BROOKS, David
Cable  
U 199,506 January 22, 1878 Improvement in Insulating Underground Telegraph Wires
Underground cable insulated by wrapping with cotton, hemp, or jute and saturating it with paraffin and inserting the wires in heated metal pipes flushed with air to remove moisture.
BROOKS, David
Cable  
 Cable Clamp
U 887,896 May 19, 1908 Tie Wire Clamp
Cable clamp to hold conductor in top groove of insulator consisting of two flat metal strips with eyelets on each end to receive the cable clamp
WRIGLEY, George
Cable Clamp  
 Cable Rack
U 2,050,510 August 11, 1936 Cable Saddle
Cable rack insulator for supporting heavy cables by simply laying the cable in the rack insulator.
THOMS, Alexander P.
KELLER, Carl A.
Cable Rack  
 Can
U 10,396 January 3, 1854 Improvement in Sealing Preserve Cans
Pump to pull a vacuum on a can
NICHOLSON, Henry C.
SPRATT, James
Can  
U 11,332 July 18, 1854 Improvement in Hermetical Sealing
Metal can with rubber gasket (see reissue 1,593)
SPRATT, James
Can  
R 1,593 December 22, 1863 Improvement in Sealing Fruit Can
Metal can with rubber gasket (see 11,332)
GRIFFEN, John F.
Can James Spratt
 Candlestick
U 18,606 November 10, 1857 Candlestick
Method of attaching a candle to a candlestick
SPRATT, James
Candlestick  
 Cap
U 946,623 January 18, 1910 Insulator for Electric lines
Metal cap cemented on crown to hold wire in crown or side groove
VARNEY, Theodore
Cap Westinghouse Electric & Mfg. Co.
U 1,590,381 June 29, 1926 Insulator Cap
Iron insulator cap cemented to top of insulator to support electrical equipment
KERR, Benjamin W.
Cap Railway and Industrial Engineering Co.
U 1,876,579 September 13, 1932 Insulator
Iron bus bar support cap cemented to top of an insulator
AUSTIN, Arthur O.
Cap The Ohio Brass Co.
U 1,950,646 March 13, 1934 Insulator
Iron cap cemented on the top of an insulator for switch connection
AUSTIN, Arthur O.
Cap The Ohio Brass Co.
 Carrier
U 1,687,535 October 16, 1928 Reduction of Losses in Insulators, Pins, and Cross Arms
Carrier circuit insulator with specific diameter/pin ratio
AFFEL, Herman A.
GREEN, Estill I.
Carrier American Telephone & Telegraph Co.
U 1,701,561 February 12, 1929 Insulator
CD 118; Carrier circuit insulator with metal cover screwed outside (internal threads)
GORDON, Chester S.
Carrier American Telephone & Telegraph Co.
U 1,710,756 April 30, 1929 Reduction of Attenuation Due to the Conductance Losses in Cross Arms and Insulator Pins
Reducing leakage on carrier circuits
WILSON, Leon T.
Carrier American Telephone & Telegraph Co.
U 1,927,106 September 19, 1933 Insulator
Carrier circuit insulator with metal skirt coated with insulating material
WILSON, Leon T.
Carrier American Telephone & Telegraph Co.
 Catenary
U 945,972 January 11, 1910 Catenary Suspension for Trolley Wires and the Like
Catenary arrangement using deadend spools
MEAD, George A.
Catenary  
U 1,034,888 August 6, 1912 Section-Insulator for Overhead Structures
Catenary arrangement using deadend spools
DENNEEN, Francis S.
MEAD, George A.
Catenary The Ohio Brass Co.
U 1,961,402 June 5, 1934 Insulator
Catenary trolley wire support composed of multiple insulator sections with cemented caps and internal threaded parts allowing them to be screwed together
TAYLOR, John J.
Catenary The Ohio Brass Co.
 Cement
U 1,409,091 March 7, 1922 Cement
Cement composition
GODDARD, Walter T.
Cement Locke Insulator Corp.
U 1,477,800 December 18, 1923 Connecting Joint
Cementing procedure using elastic and sanded cement joint
AUSTIN, Arthur O.
Cement The Ohio Brass Co.
U 1,501,107 July 15, 1924 Method of Connecting Insulator Parts
Method of making a cement impervious to water
GOUVERNEUR, Minor F. H.
Cement Locke Insulator Corp.
U 1,609,598 December 7, 1926 Process of Assembling Insulator Parts
Cementing method in that the cement is cured in a bath of heated water
AUSTIN, Arthur O.
Cement The Ohio Brass Co.
U 1,657,922 January 31, 1928 Method of Assembling Insulators
Sprayed coating of metal or asphalt with heat treatment to improve cement joint
GODDARD, Walter T.
Cement Locke Insulator Corp.
U 1,731,099 October 8, 1929 Method of Forming a Cement-Receiving Surface on an Insulator Section
Improve cement adhesion by using a special roller tool to form a rough surface similar to that obtained by sanding.
HARVEY, William F.
Cement  
U 1,742,625 January 7, 1930 Process of Uniting by Sealing the Insulating Parts of High Tension Insulators
Cement of rubber used to cement multipart insulator
WECKERLE, Ferdinand
Cement Studiengesellschaft Fuer Wirtschaft U. Industrie, M. B. H.
U 2,514,141 July 4, 1950 Polyester Resin Adhesive Compositions
Cement composed of polyester resin and sand for attaching metal parts to suspension and other insulators
PHILLIPS, Dorothea S.
Cement American Cyanamid Co.
U 2,879,323 March 24, 1959 Electrical Insulating Cement
Cement made from synthetic resin to bond metal to porcelain
NICHOLS, Frank S.
SMITH, JR., Sidney R.
Cement General Electric Co.
 Ceramic Composition
U 2,155,835 April 25, 1939 Ceramic Insulating Material
Improved ceramic composition using titanium oxide that will fire at typical kiln temperatures
MCCREERY, George L.
CAMPBELL, Van E.
HIGGINS, Ray
Ceramic Composition The Ohio Brass Co.
 Choke Coil
U 1,274,555 August 6, 1918 Choke Coil Mounting
Secure mounting of a choke coil on top of two multipart insulators fitted with metal brackets clamped to the crown (see 1,574,964 and 1,663,007)
JACOBS, Ernest H.
Choke Coil Electrical Engineers Equipment Co.
 Clamp
U 810,618 January 23, 1906 Insulator Clamp
Clamp for crown of multipart insulator
CLARK, Walter G.
Clamp  
U 830,572 September 11, 1906 Clamp for Electrical Conductors
Clamp to connect the ends of conductors (also Canadian patent 104766, April 16, 1907)
CUTTER, Scott C.
Clamp  
U 1,040,620 October 8, 1912 Insulator Clamp
Clamp, metal to secure conductor to insulator
CLARK, Walter G.
Clamp  
U 1,101,802 June 30, 1914 Conductor Clamp
Clamp attached to insulator wire groove to hold a vertivcal duplex conductor to street lamp (see 1,140,050)
KENNEDY, Matthew G.
Clamp The States Co.
U 1,190,763 July 11, 1916 Insulator Clamp
Insulator clamp to secure the conductor in the top groove of a multipart insulator.
HATCH, Edwin G.
Clamp Clark Electric and Mfg. Co.
U 1,220,333 March 27, 1917 Insulator Clamp
Clamp, metal to secure conductor to insulator
HATCH, Edwin G.
Clamp  
U 1,221,893 April 10, 1917 Safety Repair Device for High Voltage Transmission Lines
Clamp to hold conductor to insulator while repairs are made
NEELEY, George S.
Clamp 1/2 to Thomas O. Moloney
U 1,236,668 August 14, 1917 Insulator Clamping Device
Clamp for crown of large insulator
BROWN, James M.
Clamp Westinghouse Electric & Mfg. Co.
U 1,266,615 May 21, 1918 Insulator Clamp
Clamp for crown of large insulator
NICOL, David S.
Clamp Shawinigan Water & Power Co.
U 1,296,587 March 4, 1919 Insulator
Clamp for crown of large insulator to resist strain of curves
SCHAAKE, William
Clamp Westinghouse Electric & Mfg. Co.
U Specimen known 1,365,411 January 11, 1921 Guy Clamp
A strong and durable guy strain clamp.
KEARNEY, Samuel G.
Clamp  
U 1,378,667 May 17, 1921 Cable Clamp
Cable clamp to hold the conductor under the insulator.
ECKERT, Grandon E.
Clamp The R. Thomas & Sons Co.
U 1,564,918 December 8, 1925 Insulator Clamp
Clamp fitting in tie-wire groove to hold conductor
WILLIAMS, Joseph Thomas
Clamp  
 Clamp Type
U 92,299 July 6, 1869 Improvement in Telegraph Insulators
Clamp type insulator and bracket
FRY, John W.
Clamp Type  
U 109,461 November 22, 1870 Improvement in Insulators for Telegraph Wires
Clamp type via two glass blocks held and kept dry by metal box
SMITH, Ashbel G.
PETTINGELL, William
Clamp Type Themselves and William H. Fowler
U 466,726 January 5, 1892 Insulator
Clamp type split knob with lag screw
NORGRAVE, George B.
Clamp Type Richard I. Brewster
U 477,753 June 28, 1892 Insulator
Clamp type
GOOLD, Frederick D'A
Clamp Type The Edison General Electric Co.
U 491,362 February 7, 1893 Insulator
Clamp type using two blocks
LANE, Augustus R.
Clamp Type  
U 495,552 April 18, 1893 Insulator
Clamp type called the ""Security"" insulator. It was sold by the McLeod, Ward & Co.
HILLS, Louis
Clamp Type  
U 503,778 August 22, 1893 Insulator for Electric Wires
Clamp type cylindrical 2 piece
TRIMBLE, William D.
Clamp Type  
U 554,723 February 18, 1896 Insulator
Clamp type
PELOUBET, Esten
Clamp Type  
U 554,955 February 18, 1896 Insulator for Electric Wires
Clamp type (Scientific American 3-7-1896)
RIERA, Magin
Clamp Type  
U 583,692 June 1, 1897 Insulator
Clamp type with lag screw
RENAULT, Edward
Clamp Type  
U 584,235 June 8, 1897 Insulator for Telegraph or Other Electric Wires
Clamp type in holder of similar shape to Cutter
NESMITH, Christopher C.
ARNETT, George F.
Clamp Type  
U 595,827 December 21, 1897 Insulator Bracket
Clamp type composition insulator with top cable clamp
WOOLSEY, Charles A.
Clamp Type  
U 660,140 October 23, 1900 Insulator
Clamp type ribbed cylindrical 2-piece
ALLEY, Cassius
Clamp Type 1/3 to C. Miller & H. Wagner
U 751,739 February 9, 1904 Insulator
Clamp type
LINDAL, Peter S.
Clamp Type  
U 756,627 April 5, 1904 Insulator
Clamp type 2-piece with horseshoe nail holder
HANSON, John A.
LAMBERT, Albert F.
Clamp Type  
U 787,107 April 11, 1905 Telegraph or Telephone Wire Insulator
Clamp type
MCDANIEL, Robert J.
GRAVES, Salathiel V.
Clamp Type Samuel Hudson
U 803,973 November 7, 1905 Insulator
Clamp type
BEMIS, George M.
Clamp Type  
U 826,916 July 24, 1906 Insulator
Clamp type
BARTLEY, Samuel
BARTLEY, William O.
Clamp Type  
U 843,258 February 5, 1907 Insulator Clamp
Clamp type metal cable holder
CLARK, Walter G.
Clamp Type The Clark Electric & Mfg. Co.
U 843,259 February 5, 1907 Insulator
Clamp type metal cable holder
CLARK, Walter G.
Clamp Type The Clark Electric & Mfg. Co.
U 848,473 March 26, 1907 Insulating Clamp
Clamp type for cable top of multi
LEE, Thomas B.
Clamp Type  
U 854,315 May 21, 1907 Insulator
Clamp type
STAUFFER, Henry D.
Clamp Type  
U 888,154 May 19, 1908 Insulator
Clamp type
FRIEND, Howard
Clamp Type 1/2 to Walter Stevens
U 915,406 March 16, 1909 Insulator
Clamp type
BARTLEY, Samuel
BARTLEY, William O.
Clamp Type  
U 918,905 April 20, 1909 Insulator
Clamp type with split ring and lag screw
POND, Benjamin A.
Clamp Type  
U 947,094 January 18, 1910 Insulator
Clamp type
BURTON, Edward
Clamp Type  
U 971,619 October 4, 1910 Insulator
Clamp type
KLUGH, John T.
Clamp Type  
U 999,683 August 1, 1911 Insulator
Clamp type
TINSLEY, Addison B.
Clamp Type  
U 1,011,164 December 12, 1911 Insulator
Clamp type
CORNELIUS, Samuel S.
Clamp Type  
U 1,013,241 January 2, 1912 Insulator
Clamp type
VAN ETTEN, Frank C.
Clamp Type  
U 1,027,601 May 28, 1912 Insulator and Support
Clamp type mounted in spike
GRESSETT, Lawrence F.
Clamp Type  
U 1,047,059 December 10, 1912 Insulator Support for Line Wires
Clamp type
HOYBROOK, Henry L.
Clamp Type  
U 1,054,138 February 25, 1913 Means for Attaching Wires and Cables to Insulators
Clamping wire device to eliminate tie wire (French gingerbread man)
PARRA, Henri
Clamp Type Societe H. Parra Et. Cie.
U 1,070,151 August 12, 1913 Insulator
Clamp type
MARTIN, William H.
Clamp Type 1/2 to Newman, 1/2 to Knupp
U 1,125,742 January 19, 1915 Cable Supporting Insulator
Clamp type
SESSIONS, Edson O.
Clamp Type Electrical Engineers Equipment Co.
U 1,212,547 January 16, 1917 Automatic Insulator
Clamp type
PARENT, Rufus A.
Clamp Type  
U 1,233,475 July 17, 1917 Insulator
Clamp type with lag screw
HUDSON, Christopher C.
Clamp Type  
U Specimen known 1,240,330 September 18, 1917 Insulator and Support Therefor
Clamp type
FORT, Louis
Clamp Type  
U 1,625,645 April 19, 1927 Insulator
Clamp type
FORT, Louis
Clamp Type  
U Specimen known 1,788,245 January 6, 1931 Insulator Support
Clamp type
MANSON, Ralph H.
Clamp Type Hubbard & Co.
U 1,920,978 August 8, 1933 Insulator
Clamp type with lag screw
FORT, Louis
Clamp Type  
U 1,956,526 April 24, 1934 Insulated Support for Electric Cables
Clamp type with wire hanger
ELLMANN, John I.
Clamp Type Ellmann, Inc.
U 2,135,360 November 1, 1938 Conductor Support
Clamp type with metal cemented to crown for holding cable
TAYLOR, John J.
Clamp Type The Ohio Brass Co.
 Clamp-top
U 2,475,230 July 5, 1949 Conductor Support
Clamp-top design to secure conductor on top of the insulator
FREY, Howard Albert
MCCOY, Robert Leslie
Clamp-top Locke, Inc.
 Clay
U 2,346,620 April 11, 1944 Method of Forming Insulator Bodies
Method to mix water with dry ingredients to form clay of the proper water content
SKIPPER, Edward M.
Clay Locke Insulator Corp.
 Cleat
U 254,610 March 7, 1882 Insulator for Telegraph Wires
Cleat - self-tying by means of two insulating blocks
CAPEWELL, William H.
Cleat  
U 324,692 August 18, 1885 Insulator for Securing Telegraph and other Wires
Cleat
HILL, George W.
Cleat  
U 359,812 March 22, 1887 Insulator for Supporting and Holding Electric Wires
Cleat type for holding house wiring
PENNIE, Henry
Cleat 1/2 to Louis Schleip
U 368,284 August 16, 1887 Electric Wire Clamp Insulator
Cleat - clamp type
FLETCHER, John R.
Cleat  
U 369,447 September 6, 1887 Insulator
Cleat - clamp type with slotted cylinder and screw eye
GREENFIELD, Edwin T.
Cleat Greenfield & Co.
U 411,801 October 1, 1889 Wire Holder and Insulator
Cleat
FLETCHER, John R.
Cleat  
U 418,369 December 31, 1889 Screw Cleat for Electric Wires
Cleat (screw) to hold wire
HUFF, George E.
Cleat  
U 422,651 March 4, 1890 Insulator
Cleat with split ends
STANLEY, George E.
Cleat  
U 433,561 August 5, 1890 Cleat for Electric Wires
Cleat
FURLONG, Lawrence
Cleat Frederick Rockwell
U 444,317 January 6, 1891 Electric Wire Insulating Cleat
Cleat
POTTER, John S.
CARTWRIGHT, David J.
Cleat John S. Potter
U Specimen known 458,964 September 1, 1891 Cleat for Electric Wires
Cleat (apparently licensed to General Electric)
BALL, Henry Price
Cleat  
U Specimen known 476,827 June 14, 1892 Wire Cleat
Cleat Patent was owned by Pass & Seymour.
SEYMOUR, Albert P.
Cleat  
U 497,515 May 16, 1893 Insulator
Cleat with metal clip to hold wire
BRADY, Thomas H.
Cleat  
U 502,614 August 1, 1893 Cleat for Insulated Wires
Cleat - 2 piece
CLARKE, Edward H.
Cleat 1/2 to Solomon Eaton
U 503,384 August 15, 1893 Cleat for Electric Wires
Cleat - 2 piece
PAWOLOWSKI, Jacob
Cleat  
U Specimen known 505,215 September 19, 1893 Cleat for Holding a Plurality of Insulated Electric Wires
Cleat (3-wire) - 2 piece known as the B & D cleat for Buffinton and Dow
BUFFINTON, Elisha W.
Cleat 1/2 to Albert F. Dow
U Specimen known 505,912 October 3, 1893 Cleat for Holding Insulated Electric Wires
Cleat (2-wire) - 2 piece
BUFFINTON, Elisha W.
Cleat 1/2 to Albert F. Dow
U Specimen known 508,687 November 14, 1893 Cleat for Electric Wiring
Cleat (2-wire) - 2 piece
DUGGAN, Frederic A.
Cleat  
U 511,611 December 26, 1893 Insulator
Cleat - self-tying
HAMMOND, Charles N.
Cleat The Hammond Cleat & Insulator Co.
U Specimen known 511,612 December 26, 1893 Insulator
Cleat - self-tying
HAMMOND, Charles N.
Cleat The Hammond Cleat & Insulator Co.
U 513,564 January 30, 1894 Electric Wire Cleat or Holder
Cleat to hold two wires that may be stacked on each other to hold additional pairs of wires
FULLER, Albert W.
Cleat  
U 518,214 April 17, 1894 Ceiling Cleat
Cleat for ceiling - 2 piece
BALL, Henry Price
Cleat  
U Specimen known 518,301 April 17, 1894 Ceiling Cleat
Cleat - 2 piece
WIRT, Herbert C.
Cleat General Electric Co.
U 518,907 April 24, 1894 Cleat for Supporting Conducting Wires for Electric Circuits
Cleat (hanger)
WYMAN, Horace B.
Cleat 1/2 to Albert Goodwin
U 522,302 July 3, 1894 Self-Locking Cleat for Electric Wires
Cleat - self-tying (shown on page 273 of 1897 Electric Appliance Co. catalog No. 12
NASHOLD, Elias
Cleat 2/5 to Henry Baskette
U 527,254 October 9, 1894 Insulator
Cleat - 2 piece
TRIMBLE, William D.
Cleat  
U 531,702 January 1, 1895 Cleat for Electric Wiring
Cleat - 2 piece
SWIFT, Joseph H.
MAINTIEN, William F.
Cleat  
U 536,684 April 2, 1895 Self-Locking Cleat for Electric Wiring
Cleat - self-tying
CREAGER, Frank O.
Cleat  
U 539,040 May 14, 1895 Insulator
Cleat (ceiling) with metal clip (Electrical Engineer 1-30-1895 and 8-14-1895) It was referred to as the ""Simplest"" cleat and the Ideal cleat.
DESISLES, Leonard H.
Cleat 1/2 to Frederick Palmer
U Specimen known 544,501 August 13, 1895 Cleat for Holding Electric Wires
Cleat - 2 piece
BUFFINTON, Elisha W.
Cleat 1/2 to Albert F. Dow
U 545,620 September 3, 1895 Cleat for Electric Wires
Self tying cleat known as the ""Eureka""
WOOD, Montraville M.
Cleat  
U 551,032 December 10, 1895 Cleat for Electric Wiring
Cleat - self-tying
HEMPHILL, James R.
Cleat  
U 558,165 April 14, 1896 Electric Wire Cleat
Cleat - 2 piece
EVANS, Fredric B.
Cleat 1/2 to Theodore Gould, Jr.
U 575,090 January 12, 1897 Cleat
Cleat with ridges to hold wire in grooves
ADAM, Carl F.
Cleat  
U 591,104 October 5, 1897 Insulator for Electric Wires
Cleat - self-tying
ROBERTS, Willis
Cleat  
U 593,689 November 16, 1897 Insulator
Cleat - self-tying with spiral grooves
REMBE, Louis F.
Cleat  
U Specimen known 621,661 March 21, 1899 Insulator
Cleat - self-tying (pivot-mounted) (found on U-184)
HARLOE, Morton
BLOES, Wilton S.
Cleat  
U 631,234 August 15, 1899 Cleat for Electric Wiring
Cleat
STEVENS, Henry M.
Cleat 1/2 to The Pettingill Andrews Co.
U Specimen known 678,042 July 9, 1901 Rack Insulator
Cleat - rack type
SARGENT, Howard R.
Cleat General Electric Co.
U 756,724 April 5, 1904 Insulator
Cleat - self-tying
SNODGRASS, John C.
Cleat  
U 757,765 April 19, 1904 Insulator
Cleat - self-tying
OSBORNE, John W.
Cleat  
U 769,639 September 6, 1904 Cleat for Electric Conductors
Cleat - 2-piece bolted together
SARGENT, Howard R.
Cleat General Electric Co.
U 770,278 September 20, 1904 Insulation Rack
Cleat - rack type
FLETCHER, John R.
Cleat  
U 785,561 March 21, 1905 Wiring Cleat
Cleat - self-tying
LATIMER, John M.
Cleat Consolidated Fire Alarm Co.
U 815,506 March 20, 1906 Insulator
Cleat - self-tying
BLYNT, Herbert S.
Cleat  
U 818,186 April 17, 1906 Insulating Cleat
2-piece single wire cleat
MURDOCK, Henry D.
Cleat  
U 861,275 July 30, 1907 Insulator for Electric Wires
Cleat - self-tying
GALLAGHER, Constantine
Cleat  
U 869,163 October 22, 1907 Insulator
Cleat for corners
DEVINE, William J.
Cleat  
U 872,993 December 3, 1907 Insulator
Cleat
DEEM, Arthur S.
Cleat 1/2 to Issac Bear
U 874,445 December 24, 1907 Insulator
Cleat - self-tying
SHEARS, Albert L.
Cleat  
U 906,296 December 8, 1908 Insulator
Cleat with socket for light bulb
ROSENBERG, Charles
BAILEY, Vernon T.
Cleat  
U 910,975 January 26, 1909 Cleat for Electric Wires
Cleat
VICKERS, Antrim L.
Cleat  
U 911,429 February 2, 1909 Cleat for Electric Wires
Cleat - L shaped for curves
MCLENNAN, Roderick
Cleat  
U 911,864 February 9, 1909 Porcelain Cleat
Cleat
BALL, Esar-Haddon
Cleat  
U 934,463 September 21, 1909 Cleat for Electric Wires
Cleat for ceiling wires and fixtures
RITTER, William F.
Cleat  
U 978,941 December 20, 1910 Combined Cleat and Rosette
Cleat for ceiling fixture
SCHIMPF, Frank
Cleat  
U 996,312 June 27, 1911 Insulator
Cleat - clamp type
CHILDRESS, Thornten D.
Cleat  
U 1,008,087 November 7, 1911 Insulator
Cleat - self-tying
SWEENEY, James M.
Cleat  
U 1,042,677 October 29, 1912 Insulating Cleat
Cleat
HILTY, Robert D.
Cleat 1/2 to Ira Zeis
U 1,048,736 December 31, 1912 Insulating Cleat
Cleat for corners
RICHARDS, Benjamin
Cleat  
U 1,061,620 May 13, 1913 Insulator
Cleat
MARKEL, Harley R.
Cleat  
D 44,117 May 27, 1913 Design for a Wiring Cleat
Wiring cleat
WATERMAN, Charles H.
Cleat  
U 1,163,114 December 7, 1915 Insulator
Cleat
STAHL, Loren
Cleat  
U 1,178,539 April 11, 1916 Insulator
Cleat
SCHAUB, Ferdinand
Cleat  
U 1,188,599 June 27, 1916 Self-Tying Insulator
Cleat - self-tying
YOUMANS, Salem L.
MCLAUGHLIN, James A.
Cleat  
U 1,510,789 October 7, 1924 Electric Wire Cleat
Cleat with separate top part so one wire can be removed without disturbing the other
LEVANDOFSKY, John
Cleat  
U 1,718,259 June 25, 1929 Insulator
Cleat - self-tying
SCOTT, Arthur C.
RUPE, William G.
Cleat  
U 2,426,466 August 26, 1947 Insulator for Electrical Wire Conductors
Cleat with V-groove to hold line wire between the two halves
MINARIK, Rudolph A.
Cleat 1/2 to Ralph E. Meech
 Coating
U 61,390 January 22, 1867 Improved Compound for Telegraph Insulators, and for Other Purposes
Heating earthenware insulators to 400-500 degrees and dipping into asphaltic compound that has been mixed with sulfur, silicic acid, and silicate of alumina to provide a hard, weather-resistant coating
BOYNTON, John F.
Coating  
U 124,201 March 5, 1872 Improvement in Compounds for Insulating Telegraph Wires, etc.
Coating mixture for his patented insulators
FARMER, Moses G.
Coating  
U 437,685 October 7, 1890 Insulator
Coating on exterior of insulator to color code line
GAYNOR, Thomas F.
Coating The Gaynor Electric Co.
 Coil
U 1,132,281 March 16, 1915 Reactive Coil
Odd arrangement for a choke coil around Hewlett fish-tail strain insulators.
MOODY, Walter S.
Coil General Electric Co.
 Combined Ins
U 761,814 June 7, 1904 Combined Insulator and Fuse Box
Combined insulator and fuse box (see CJ & Brown's Unique p. 67)
BEARSE, Aaron
Combined Ins  
 Composition
U Specimen known 87,187 February 23, 1869 Improved Composition Insulator for Telegraph and other Electric Conductors
Composition material of silica, gum shellac etc. molded
MERRICK, JR., John M.
Composition  
U 243,782 July 5, 1881 Compound Substance for Electric Insulators
Composition for hard rubber for insulators
MAYALL, Thomas J.
Composition  
U 287,830 November 6, 1883 Telegraph Insulator
Composition insulator (paper covered wooden insulator) (Brown p. 59)
HINSDALE, Charles C.
Composition  
U 308,778 December 2, 1884 Composition for Making Non-Conducting Handles for Sad-Irons, &c.
Mixture of mica and glue to make solid non-conducting composition handles
LEE, Charles Tennant
Composition  
U 361,759 April 26, 1887 Composition for Pipes, Artificial Stone, etc.
Composition formula of Gilsonite
GILSON, Samuel H.
Composition 1/2 to George Goss, Sr.
U 362,076 May 3, 1887 Composition for Insulating and Other Purposes
Composition formula of Gilsonite
GILSON, Samuel H.
Composition 1/2 to George Goss, Sr.
U 386,925 July 31, 1888 Electrical Non-Conductor
Non-conducting composition material composed of mica and glue used to coat cheese cloth and made in thin sheets, which are then coated with shellac to repel moisture
LEE, Charles Tennant
WAITE, Charles N.
Composition 1/2 to The Gould & Watson Co.
U Specimen known 389,519 September 11, 1888 Composition of Matter
Composition material composed of mica and shellac that can be molded (Rick Soller's threaded pin-type specimen)
LEE, Charles Tennant
Composition  
U 396,334 January 15, 1889 Overhead Insulator
Composition ""Gilsonite"" insulator & metal/wood covering (Brown p. 60)
GILSON, Samuel H.
Composition  
U 409,985 August 27, 1889 Composition of Matter
Composition material composed of mica and water glass
LEE, Charles Tennant
Composition 1/2 to The Gould & Watson Co.
U 409,986 August 27, 1889 Process of Attaching Composition of Matter to Metal
Method of molding the composition material under pressure in metal parts and allowing it to cool to prevent expansion and create a secure attachment to the metal
LEE, Charles Tennant
Composition 1/2 to The Gould & Watson Co.
U 411,384 September 17, 1889 Packing for Steam Pipes
Composition material used to coat the outside of pipes to act as an insulator against heat
LEE, Charles Tennant
Composition 1/2 to The Gould & Watson Co.
U 411,749 September 24, 1889 Electric Insulator
Support for overhead wires for electric railways made of a block coated inside with composition material
MCCARTHY, Louis
Composition The Gould & Watson Co. and Charles Tennant Lee
U 415,864 November 26, 1889 Composition for Overhead Insulators
Composition insulator from ""Gilsonite""
GILSON, Samuel H.
Composition  
U 428,979 May 27, 1890 Electric Insulator
Blocks coated with composition material to support overhead lines for electric railway
WATSON, George B.
Composition The Gould & Watson Co.
U 433,284 July 29, 1890 Non-Conductive and Ornamental Handle for Vessels, $c.
Composition handle for tea pots, knives, door knobs, and electrical switches
GOULD, William P.
Composition  
U Specimen known 520,602 May 29, 1894 Insulator
Composition insulator with ears bent over to secure cable
LUSCOMB, Henry H.
Composition  
U Specimen known 520,855 June 5, 1894 Feed Wire Insulator
Composition insulator with ears bent over to secure cable
LIEB, Charles A.
Composition General Electric Co.
U Specimen known 530,706 December 11, 1894 Insulator
Composition insulator with clip ears
MCCARTHY, Louis
Composition  
U Specimen known 578,825 March 16, 1897 Insulator
Composition insulator with top cable clamp
LUSCOMB, Henry H.
CRANE, William F. D.
Composition The Johns-Pratt Co.
U 580,628 April 13, 1897 Insulator and Insulating Conduit or Tubing for Electrical Purposes
Composition insulator of asbestos and cement
TREHARNE, Frederick G.
Composition  
U 589,256 August 31, 1897 Process of Making Insulating Material
Composition insulator made of paper pulp saturated with sulfur
GRAY, John
CASE, Charles H.
Composition  
U 751,664 February 9, 1904 Electric Insulator
Composition insulator of asbestos (Brown p. 57 & 71)
LYMAN, Thomas T.
Composition H. W. Johns-Manville Co.
U 876,828 January 14, 1908 Insulator
Composition design of reinforced concrete
MCNUTT, Ross C.
Composition  
U 1,049,005 December 31, 1912 Insulating Composition and Process of Making the Same
Artificial reconstructed lava made from combining soapstone or talc (hydrated silicate of magnesia), with a binder which is the precipitate of a mixture of magnesium sulfate and sodium silicate. The combination is then molded to the desired shape and fire
STEINMETZ, Charles P.
Composition General Electric Co.
U Specimen known 1,249,820 December 11, 1917 Insulator
Composition insulator with side cable clamp
PHARO, Harry A.
SCHAAKE, William
Composition Westinghouse Electric & Mfg. Co.
 Connector
U 2,082,566 June 1, 1937 Connector
Steel connector for strain, suspensions, and other insulators
BERNDT, Arthur A.
Connector Electroline Corp.
 Cooling
U 815,222 March 13, 1906 Device for Supporting Glass Insulators or Other Glass Articles While Plastic
Cooling rack to prevent deformation of threads in glass insulator taken from mold
SCHORLING, William H.
Cooling Henry M. Brookfield
 Corona
U 1,953,025 March 27, 1934 Corona Shield
Corona shield in the form of a metal band that fits around the tie-wire groove
ROWLAND, Davidge H.
Corona Locke Insulator Corp.
 Cotton
U 999,714 August 1, 1911 Machine for Picking Cotto
Machine for picking cotton
GRAY, Thomas J.
Cotton 3/4 to Charles A. Bookwalter, Thomas Taggart, and Crawford Fairbanks and 1/4 to Ralph G. Hemingray
 Covering
U 902,262 October 27, 1908 Insulator Protector
Covering for insulator
SPARKS, Robert Romney
Covering  
 Crossarm
U 539,123 May 14, 1895 Cross Arm for Carrying Electrical Wires
Angle iron crossarm with wood support for insulator pins
ECKERT, Thomas T.
Crossarm  
U 600,397 March 8, 1898 Arm for Telegraph Poles
Crossarm for multiple pins
ANDERSON, Lee
Crossarm 1/2 to Wallace B. Howard and Alex Staggs
U 804,630 November 14, 1905 Support for Pole Crossarms
Metal bracket to attach a wooden crossarm to the pole and to prevent the crossarm from moving up or down from horizontal and eliminate the need to mortise the pole.
SHORT, Edward C.
Crossarm  
U 809,743 January 9, 1906 Crossarm for Carrying High-Tension Wires
Crossarm and insulators made of glass or other insulating material
PETERY, Evan E. P.
Crossarm 1/2 to Samuel Bowsher
U 838,537 December 18, 1906 Cross Arm for Electrical Construction
Steel crossarm with threaded pins on top and threaded holes underneath for hooks
HAMILTON, Evlyn S.
Crossarm  
U 884,142 April 7, 1908 Insulator
Cylindrical insulator with spiraling ribs to screw insulator into crossarm, center groove to hold line wire, external grooves to carry water away and drip points or serrations to allow water to drip down
FOREMAN, Ernest Jay
Crossarm  
U 1,029,207 June 11, 1912 Insulator Support
Crossarm composed of reinforced concrete
MEGAHAN, Oliver P.
Crossarm  
U 1,032,715 July 16, 1912 Insulator
Crossarms formed from metal pipe with insulators molded on the metal pins
WALKER, Oral B.
Crossarm  
U 1,047,176 December 17, 1912 Cross Arm
Crossarm stamped out of sheet metal and easy to install
CRABTREE, Lawrence L.
RIPLEY, T. Charley
Crossarm  
U 1,175,077 March 14, 1916 Sheet Metal Pole Arm
Crossarm made of sheet metal.
PEIRCE, JR., Charles L.
Crossarm  
U 1,257,769 February 26, 1918 Telephone Pole Cross Arm
Crossarm made of U-shaped metal channel iron fitted with knob insulators bolted to the crossarm. A lower crossarm is then bolted on its ends to the upper crossarm.
VINCELL, Lafayette M.
Crossarm  
 Crossover
U 550,673 December 3, 1895 Crossover Insulator
Crossover knob
BERON, Frank G.
Crossover 1/2 to James Gaffney
U 824,055 June 19, 1906 Insulator
Crossover
ACLY, Harry M.
Crossover Stanley Electric Mfg. Co.
U 878,949 February 11, 1908 Electric Wire Insulator
Crossover
HANSON, John H.
Crossover  
U 995,838 June 20, 1911 Knob for Electric Wiring
Crossover knob
BOWER, Fred B.
Crossover 1/2 to Edia Ramsey
U 996,782 July 4, 1911 Insulator
Crossover
MOORE, William S.
Crossover  
U 1,056,711 March 18, 1913 Crossover Insulator for Electrical Conductors
Crossover
SCHAUB, Ferdinand
Crossover  
U Specimen known 1,176,801 March 28, 1916 Insulator
Crossover block (see reissue 14,256 on 2-6-1917)
WILLIAMS, William H.
Crossover  
R Specimen known 14,256 February 6, 1917 Insulator
Crossover block (reissue of 1,176,801)
WILLIAMS, William H.
Crossover  
U 1,755,587 April 22, 1930 Insulating Device
Crossover
BROAD, William
Crossover 3/4 to Harry McLain
 Crown
U Specimen known 1,688,411 October 23, 1928 Electrical Insulator
Crown cable & tie wire groove arced to reduce stress from wire/cable
COOK, William S.
Crown  
 Cup
R 3,499 June 8, 1869 Improvement in Telegraph Insulators
Cup under insulator (similar to oil insulator) to maintain dry surfaces (see 71,418)
SIMONDS, W. Edgar
Cup  
 Cut-out
U 2,361,240 October 24, 1944 Electrical Apparatus
Fuse cut-out made with wet process porcelain.
RAWLINS, Herbert L.
FISCHER, Eugene F.
Cut-out Westinghouse Electric & Mfg. Co.
 Cutout
U 789,295 May 9, 1905 Electrical Cut-Out
Porcelain knife switch or cutout.
PACKARD, William D.
Cutout  
 Cutting Tool
U 2,341,309 February 8, 1944 Cutting Tool
Cutting tool to remove clay from inside a bushing
BETTINI, David Joseph
Cutting Tool Locke Insulator Corp.
 Cylinder
U Specimen known 120,884 November 14, 1871 Improvement in Telegraph Insulators
Cylinder (split and circular) mounted in crossarm to hold wire
KIDWELL, George W.
Cylinder  
U 123,198 January 30, 1872 Improvement in Telegraphic Insulators and Brackets
Cylindrical, slotted insulator with flanges and bracket
ROBERTSON, John
Cylinder  
U 138,489 May 6, 1873 Improvement in Insulators for Telegraph lines
Cylinder split insulator to hold wire in hole in crossarm
EBY, Peter
FENNINGER, Michael B.
Cylinder  
U 139,436 May 27, 1873 Improvement in Insulators for Telegraph lines
Cylinder insulator held by threaded wooden pin bracket
TATOM, Isaac I.
Cylinder  
U 146,996 February 3, 1874 Improvement in Telegraph Insulators
Cylinder split insulator with groove for wire and held by bracket
EBY, Peter
Cylinder  
U 149,762 April 14, 1874 Improvement in Telegraph Insulators
Cylindrical grooved insulator held horizontally by pin
LE BARON, Charles L.
Cylinder  
U 280,947 July 10, 1883 Insulator for Electrical Conductors
Cylindrical insulator suspended from wire to hold bar separates several wires
OHL, Percy C.
Cylinder  
U 430,696 June 24, 1890 Insulator
Cylinder with external threads to screw into crossarm
SEAMON, William H.
Cylinder  
U 568,060 September 22, 1896 Insulator
Cylindrical block in crossarm
WOOD, William
Cylinder  
U 758,986 May 3, 1904 Tubular Insulator
Cylindrical insulator
LOCKE, Fred M.
Cylinder  
U 876,939 January 21, 1908 Insulator
Cylinder, solid ribbed, to support wire
BUCK, Harold W.
Cylinder  
U 1,041,937 October 22, 1912 Insulator Bracket
Cylinder split and held in a bracket
WYCHE, Daniel W.
Cylinder  
U 1,484,051 February 19, 1924 Insulator
Cylindrical H-T ins, inner section to receive strain if outer is broken
AUSTIN, Arthur O.
Cylinder The Ohio Brass Co.
 Dead-end
U 1,290,147 January 7, 1919 Dead End for Electric and Telephone Wires
Dead-ending method using two strain insulators
FAIRCLOUGH, Harry
Dead-end  
 Deadend
U Specimen known 767,948 August 16, 1904 Insulator
Deadend insulator
LOCKE, Fred M.
Deadend  
U 795,520 July 25, 1905 Strain Insulator
Deadend composed of multiple parts
LAPP, John S.
WATTS, Arthur S.
GODDARD, Walter T.
Deadend Locke Insulator Mfg. Co.
U Specimen known 795,521 July 25, 1905 Insulator
Deadend composed of multiple parts
LAPP, John S.
Deadend Locke Insulator Mfg. Co.
U Specimen known 1,772,184 August 5, 1930 Dead End Wire Connection
Deadend insulator with insulator that fit in steel loop bracket (RACO deadend bracket)
LAVARACK, William H. B.
PATTERSON, Ray
Deadend  
 Die
U 648,341 April 24, 1900 Die for Pottery Ware
Die for pressing out door knobs
BOCH, John W.
Die  
 Drawer Knob
U Specimen known 1,487,355 March 18, 1924 Drawer Knob
Glass drawer knob with screw threads for screwing into the drawer
OVERMYER, Charles G.
Drawer Knob  
 Drip
U Specimen known 496,652 May 2, 1893 Insulator for Telegraph Wires
Drip points Patent was owned by Hemingray Glass Co.
HEMINGRAY, Ralph G.
GILL, James C.
Drip  
 Drop Wire Support
U Specimen known 2,309,971 February 2, 1943 Drop Wire Support
Drop wire supporting clip
MCLARN, Ernest S.
Drop Wire Support International Standard Electric Corp.
 Dry-spot
U 898,921 September 15, 1908 Insulator
Dry-spot, English screw cap design
PURVES, Thomas F.
SINNOTT, John
Dry-spot  
U 1,016,780 February 6, 1912 Insulator
Dry-spot, screw cap design
RUTZKY, Paul
Dry-spot  
U 1,700,166 January 29, 1929 Insulator for Bridle Wires
Dry-spot using coke bottle top & cap
JOHNSON, Benjamin
Dry-spot American Telephone & Telegraph Co.
U 2,381,676 August 7, 1945 Insulator
Dry-spot with screw top
MATHEWS, Martin D.
Dry-spot  
U 2,406,095 August 20, 1946 Insulator
Dry-spot
MATHEWS, Martin D.
Dry-spot  
 Earthenware
U 41,157 January 5, 1864 Improvement in Insulators for Telegraph Wires
Earthenware (terra-cotta) insulator to hold 3 to 7 wires
HOLLAND, James
Earthenware  
U 66,453 July 9, 1867 Improvement in Insulators for Telegraphs
Earthenware pin and insulator saturated with tar
BOYNTON, John F.
Earthenware  
U Specimen known 75,815 March 24, 1868 Improvement in Insulators for Telegraphs
Earthenware insulator, cemented galvanized pin coated with paraffin (Brown p. 57)
VARLEY, Cromwell F.
Earthenware  
U 124,200 March 5, 1872 Improvement in Telegraph Insulators
Earthenware insulator soaked in mix of wax and rosin then in petroleum
FARMER, Moses G.
Earthenware  
U 774,765 November 15, 1904 Art and Method of Manufacturing Earthenware Insulators
Earthenware, manufacture of
LOCKE, Fred M.
Earthenware  
U 790,214 May 16, 1905 Method of Manufacturing High Potential Earthenware Insulators
Earthenware, manufacture of hi-potential insulators
LOCKE, Fred M.
Earthenware  
 Electric Fence
U Specimen known 2,163,954 June 27, 1939 Electric Fence
Electric fence insulator with bail wire to hold the wire in place.
LUCAS, John A.
Electric Fence Prime Manufacturing Co.
U Specimen known 2,311,779 February 23, 1943 Insulating Apparatus For Electric Fences
Knob for fence post (porcelain SURGE insulator) (see 2,350,420) (see design 126,721) (see design 126,722) (see 2,454,348) [see picture 170540955]
SCHILLING, Lorell John
Electric Fence Babson Brothers Co.
U Specimen known 2,350,420 June 6, 1944 Insulator Mounting
Surge porcelain electric fence insulator with drip points and special mounting bracket (see design 126,721) (see design 126,722) [see picture 170540955] (see 2,311,779) (see 2,454,348)
SCHILLING, Lorell J.
Electric Fence Babson Bros. Co.
U 2,450,730 October 5, 1948 Post and Insulator for Electric Fences
Electric fence composed of a rod and adjustable insulator to hold the conductor
HORD, Guy
Electric Fence  
U 2,454,348 November 23, 1948 Latch for Electric Fence Gates
Latch for electric fence using Surge insulators (see 2,350,420) (see design 126,721) (see design 126,722) (see 2,454,348) [see picture 170540955]
SCHILLING, Lorell John
Electric Fence Babson Brothers Co.
U 2,533,621 December 12, 1950 Electric Insulator
Spool type electric fence insulator with ribs and flat area for metal bracket to attach.
PRATT, Elbert H.
CHRISTIE, Ralph C.
Electric Fence  
U Specimen known 2,609,418 September 2, 1952 Adjustably Mounted Insulator Assembly
Electric fence insulator with hexagon head used with metal mounting bracket (see patent 2,756,958)
BINNS, Jack N.
DUGLE, Thomas E.
ALT, Alvin F.
Electric Fence  
U 2,712,567 July 5, 1955 Electric Fence Insulator
Electric fence insulator with bottom groove to fit around the iron post, bolt to secure to the iron post, and side groove to clip and secure the conductor wire.
CALTRIDER, Samuel P.
Electric Fence  
U Specimen known 2,756,958 July 31, 1956 Insulator Mounting Clip
Mounting clip for an electric fence insulator (see patent 2,609,418)
BINNS, Jack N.
DUGLE, Thomas E.
ALT, Alvin F.
Electric Fence Planet Products Corp.
 Electrose
U 724,351 March 31, 1903 Insulated Strain
Electrose strain (Brown p. 69)
STEINBERGER, Louis
Electrose  
U 749,335 January 12, 1904 Insulator
Electrose insulator to hold heavy conductor on top (similar to 578,825)
STEINBERGER, Louis
Electrose  
U 786,690 April 4, 1905 Multiple Hood Insulator
Electrose multipart pin type (Brown p. 70)
STEINBERGER, Louis
Electrose  
U 786,691 April 4, 1905 Strain
Electrose strain (Brown p. 69)
STEINBERGER, Louis
Electrose  
U 853,744 May 14, 1907 High Tension Insulator
Multipart pintype insulator with large top skirt
STEINBERGER, Louis
Electrose  
U 855,355 May 28, 1907 High Potential Insulator
Electrose multipart insulator for high voltages
STEINBERGER, Louis
Electrose  
U 879,068 February 11, 1908 Insulator for High Tension Currents
Odd electrose insulator with large hood over the top
STEINBERGER, Louis
Electrose  
U 885,678 April 21, 1908 Insulator for Heavy Currents
Heavy duty Electrose insulator that was bolted to supports and had several horizontal flanges or skirts.
STEINBERGER, Louis
Electrose  
U Specimen known 904,370 November 17, 1908 Disk Strain Insulator
Electrose suspension, small strain specimen marked with this patent and 927,186
STEINBERGER, Louis
Electrose  
U 905,014 November 24, 1908 Flexible Suspension for Conductors
Electrose suspension system
STEINBERGER, Louis
Electrose  
U 913,439 February 23, 1909 Disk Insulator
Electrose pintype insulator with multiple parts and skirts
STEINBERGER, Louis
Electrose  
U Specimen known 927,186 July 6, 1909 High Potential Strain Insulator
Electrose strain insulator, specimen marked with this patent
STEINBERGER, Louis
Electrose  
U 927,187 July 6, 1909 Insulator
Electrose disk insulator
STEINBERGER, Louis
Electrose  
U 1,057,184 March 25, 1913 Insulating Means
Odd system for suspending power lines
STEINBERGER, Louis
Electrose  
U 1,072,524 September 9, 1913 Insulator
Odd system for suspending power lines
STEINBERGER, Louis
Electrose  
U 1,072,525 September 9, 1913 Suspension Insulator
Odd system for suspending power lines
STEINBERGER, Louis
Electrose  
U 1,143,149 June 15, 1915 Insulator
Electrose strain that can be bolted between two crossarms
STEINBERGER, Louis
Electrose  
U 1,156,442 October 12, 1915 Insulator
Electrose suspension with U-bolt connectors, arcing hood over the top and arcing ring below the insulator
STEINBERGER, Louis
Electrose  
U 1,160,543 November 16, 1915 High Voltage Strain Insulator
Suspension made of Electrose units
STEINBERGER, Louis
Electrose  
U 1,160,546 November 16, 1915 Disk Strain Insulator
Suspension made of Electrose like fishtail Hewlett
STEINBERGER, Louis
Electrose  
U 1,166,391 December 28, 1915 Insulator
Disk type strain with petticoats
STEINBERGER, Louis
Electrose  
U 1,166,392 December 28, 1915 Insulator
Electrose strain that can be bolted between two crossarms
STEINBERGER, Louis
Electrose  
U 1,166,393 December 28, 1915 Insulator
Electrose high tension pintype insulator
STEINBERGER, Louis
Electrose  
U 1,166,394 December 28, 1915 Spool Type Disk Strain Insulator
Suspension composed of ribbed spools made of Electrose
STEINBERGER, Louis
Electrose  
U 1,186,857 June 13, 1916 High Tension Strain Insulator
Rigid suspension insulator made of multiple units
STEINBERGER, Louis
Electrose  
R 14,204 October 17, 1916 Insulator
Electrose disk insulator. Reissue of patent 927,187
STEINBERGER, Louis
Electrose  
U 1,206,160 November 28, 1916 High Potential Insulator
Electrose modified pin type
STEINBERGER, Louis
Electrose  
U 1,335,801 April 6, 1920 Insulator
Electrose strain (Brown p. 69)
STEINBERGER, Louis
Electrose  
U 1,403,717 January 17, 1922 Insulator
Strain or suspension in compression
STEINBERGER, Louis
Electrose  
U 1,426,516 August 22, 1922 Insulator
Electrose strain insulator with side ribs
STEINBERGER, Louis
Electrose  
U 1,446,135 February 20, 1923 Insulator
Electrose high voltage insulator with special steel pin threaded at the bottom
STEINBERGER, Louis
Electrose  
U 1,447,359 March 6, 1923 Ventilated Line Insulator
Electrose pintype insulator with holes in the center to ventilate and reduce heat
STEINBERGER, Louis
Electrose  
U 1,468,044 September 18, 1923 Line Insulator
Metal thimble in Electrose pintype insulator and internal cavity to cool insulator
STEINBERGER, Louis
Electrose  
 Engraving
U 108,408 October 18, 1870 Improvement in Cutting and Engraving Stone, Metal, Glass &c.
Method of sandblashing to cut or engrave
TILGHMAN, Benjamin C.
Engraving  
 Equipment
U Specimen known 1,563,377 December 1, 1925 Pulling and Transposing Mechanism for Line Wires
Mechanism for pulling multiple wires in order to string them for transposing.
KLEIN, Charles H.
Equipment American Telephone & Telegraph Co.
U 1,663,007 March 20, 1928 Electric Conductor Support
Insulator attachments to support equipment (see 1,274,555 and 1,574,964)
JACOBS, Ernest H.
Equipment Electrical Engineers Equipment Co.
 Feldspar
U 897,636 September 1, 1908 Process for Making Feldspar Flux
Feldspar flux, method of preparing
LOCKE, Fred M.
Feldspar  
U 907,155 December 22, 1908 Manufacture of Spar Insulators
Feldspar insulator material (see reissue 12,992 on 7-13-1909)
LOCKE, Fred M.
Feldspar  
R 12,992 July 13, 1909 Manufacture of Spar Insulators
Feldspar insulator material (reissue of 907,155)
LOCKE, Fred M.
Feldspar  
 Fence
U 2,222,810 November 26, 1940 Clamp for Connecting an Insulator to a Post
Electric fence with bracket to attach an easily adjustable insulator to a T-post
DAILY, Floyd H.
Fence  
U 2,235,102 March 18, 1941 Insulator
Electric fence with bracket to attach an easily adjustable insulator to a T-post
FLEENER, Charles M.
Fence  
U 2,409,491 October 15, 1946 Adjustable Fastener for Electric Fence Insulators
Electric fence and post with easily adjustable insulator to hold the conductor
JOHNSON, Harry C.
Fence  
U 2,434,391 January 13, 1948 Fence Knob
Bracket for electric fence insulator that is strong and easily attached to wooden post without damaging the post. Bracket has two spikes that secure it to the post.
BUSSMANN, Aloysius B.
Fence  
U 2,468,907 May 3, 1949 Electric Fence Post
Electric fence composed of a rod and an easily adjustable insulator to hold the conductor
WILSON, Robert M.
PHILLIPS, Goddie F.
Fence  
 Filter Press
U 707,245 August 19, 1902 Filter Press
Filter press
LOCKE, Fred M.
Filter Press  
U 772,132 October 11, 1904 Filter Cloth
Design of filter cloth for filter press that reduces the water content of clay
CROSSLEY, Joseph
Filter Press  
U 2,582,442 January 15, 1952 Power Wrench Mechanism for Ceramic Filter Presses
A motorized wrench to tighten the screw on the leaves of a clay filter press that can be moved from one press to the other.
LAPP, Grover W.
Filter Press Lapp Insulator Co., Inc.
 Fire Alarm
U 127,041 May 21, 1872 Improvement in Fire Alarm Signal Boxes
Design for a fire alarm signal box
FLOYD, George
Fire Alarm  
 Fixture
U 1,860,791 May 31, 1932 Lighting Fixture
Porcelain lighting fixture.
THOMAS, Noah T.
Fixture The Hartford Faience Co.
U 1,930,735 October 17, 1933 Terminal Mounting for Lighting Fixtures
Terminal mounting for lighting fixture.
YARSLEY, Thomas G.
Fixture The Harford Faience Co.
U 1,947,118 February 13, 1934 Lighting Fixture
Porcelain lighting fixture
THOMAS, Noah T.
Fixture The Hartford Faience Co.
 Flint
U 393 September 22, 1837 Improvement in the Composition of Matter for Fire-Bricks
Flint composition material for the Elliott flint insulators
FENTON, Christopher W.
Flint  
U 6,907 November 27, 1849 Improvement in Glazing Pottery-Ware
Transparent and colored glaze for pottery and stone ware
FENTON, Christopher W.
Flint  
 Fog
U 1,896,937 February 7, 1933 Insulator
Fog type suspension like a Hewlett but with the edges curved sharply upward
BRINEY, Perry G.
Fog  
U 2,103,399 December 28, 1937 Insulator
Fog type suspension with top curved down over bottom petticoat that extends up inside the top part
WALKER, Robert H.
Fog The Ohio Brass Co.
U 2,947,801 August 2, 1960 Contamination and Moisture Resistant Insulator
A conductive coating used to generate heat to keep surface of the insulator dry
DOOLITTLE, Fred B.
Fog  
U 3,243,505 March 29, 1966 Insulator Having Semi-Conductive Layers to Increase the Capacitance Thereof
Fog type suspension with conductive layers on top and bottom of disk
CLARK, Colin H. W.
Fog Steatite and Porcelain Products, LTD.
 Fog Type
U 1,677,346 July 17, 1928 Insulator
Fogbowl suspension
JACKSON, Ray P.
Fog Type Westinghouse Electric & Mfg. Co.
U 1,706,488 March 26, 1929 Insulator
Fogbowl via metal pan under skirt
HAWLEY, Kent A.
Fog Type Locke Insulator Corp.
U 1,735,560 November 12, 1929 Insulator for Withstanding Fog Conditions
Multipart porcelain insulator with heating elements embedded in the surface to keep surface of insulator dry during fog
AUSTIN, Arthur O.
Fog Type The Ohio Brass Co.
U 1,742,628 January 7, 1930 High Tension Insulator
Fog type suspension & pin-type insulator with external petticoats (see 1,858,611) Patent was owned by Lapp Insulator Co.
BARFOED, Svend
Fog Type  
U 1,858,611 May 17, 1932 High Tension Insulator
Fog type suspension by Lapp (see 1,742,628) Patent was owned by Lapp Insulator Co.
BARFOED, Svend
Fog Type  
U 1,967,654 July 24, 1934 Insulator
Fog type multipart & suspension insulator with porous coating, wire screen for RFI
AUSTIN, Arthur O.
Fog Type The Ohio Brass Co.
U Specimen known 1,994,281 March 12, 1935 Insulator
Fog type multipart & suspension insulator similar to oil types with inverted mating cup
LUSIGNAN, JR., Joseph T.
Fog Type The Ohio Brass Co.
U Specimen known 1,994,282 March 12, 1935 Fog Type Insulator
Fog type suspension similar to oil reservoir types with inverted mating cup
LUSIGNAN, JR., Joseph T.
Fog Type The Ohio Brass Co.
U 2,048,016 July 21, 1936 Fog Type Insulator
Fog-type suspension disk with metal dish underneath to keep bottom pin area dry
LUSIGNAN, JR., Joseph T.
Fog Type The Ohio Brass Co.
U 2,135,359 November 1, 1938 Suspension Insulator
Fog type suspension insulator
TAYLOR, John J.
BOVARD, Floyd D.
Fog Type The Ohio Brass Co.
U 2,135,362 November 1, 1938 Insulator
Fog type suspension insulator
TAYLOR, John J.
Fog Type The Ohio Brass Co.
 Fruit Jar
U 174,773 March 14, 1876 Improvement in Fruit Jars
Improved seal on fruit jar
BROOKE, Aries P.
Fruit Jar  
 Furnace
U 9,789 June 14, 1853 Manufacturing Glass
Glass furnace for burning coal
BROOKFIELD, James M.
WHITE, Ephraim V.
Furnace  
U 11,893 November 7, 1854 Glass Furnace
Improved circular glass furnace using anthracite coal
HAY, Andrew K.
Furnace  
U 88,066 March 23, 1869 Improved Glass Furnace
Improved glass furnace with blower to remove fumes and improve the draught
OAKMAN, Samuel
Furnace  
U 117,320 July 25, 1871 Improvement in Chimneys
Improvement in chimney for glass furnace
OAKMAN, Samuel
Furnace  
U 128,914 July 9, 1872 Improvement in Apparatus for Burning Hydrocarbons as fuel
Glass furnace for burning gas
RUSSELL, William H.
Furnace James M. Brookfield
U 200,973 March 5, 1878 Improvement in Glass Furnaces
Glass furnace
BROOKFIELD, James M.
Furnace  
U 416,703 December 3, 1889 Glass Furnace
Glass furnace
PEASE, Jacob
Furnace 1/2 to William Brookfield
U 808,810 January 2, 1906 Glass Furnace
Furnace for discharging glass to make insulators
BROOKFIELD, Henry M.
Furnace  
U 841,112 January 15, 1907 Glass Furnace
Glass furnace for discharging glass to make insulators
BROOKFIELD, Henry M.
Furnace  
U 883,779 April 7, 1908 Glass Furnace and Appurtenances Thereof
Furnace for making glass insulators. Covers elements of patents 836,297 and 836,298.
BROOKFIELD, Henry M.
Furnace Brookfield Glass Co.
 Fuse Holder
U 498,539 May 30, 1893 Junction-Block for Electric Fixtures
Cut-out or junction block made in a horseshoe shape
DUGGAN, Frederic A.
Fuse Holder  
U Specimen known 538,090 April 23, 1895 Electric Cut-Out
Fuse cut-out for transformer (see patent 552,680)
WAGNER, Robert A.
SCHWEDTMANN, Ferdinand
Fuse Holder  
U 541,459 June 25, 1895 Combined Insulator and Fuse Holder
Glass insulator which holds a fuse protected from the weather.
SCOTT, Charles F.
DAVIS, Harry P.
Fuse Holder Westinghouse Electric & Mfg. Co.
U 547,591 October 8, 1895 Switch and Fuse Box
Fuse cut-out or holder for transformer with plug that acts like a switch.
SMITH, Joseph Brodie
Fuse Holder  
U Specimen known 552,680 January 7, 1896 Electric Cut-Out and Insulator
Cut-out for transformer mounted on and integral to the transformer. (see patent 538,090)
WAGNER, Robert A.
SCHWEDTMANN, Ferdinand
Fuse Holder  
U 595,585 December 14, 1897 Fuse Block
Fuse cutout
SCHUTT, Duny A.
Fuse Holder The Peru Electric Mfg. Co.
U 606,771 July 5, 1898 Fuse Box
Fuse holder cut out for electric circuits.
SMITH, Joseph Brodie
Fuse Holder  
U Specimen known 611,243 September 27, 1898 Safety Fuse for Electric Circuits
Fuse holder for electric circuits
GARDANIER, George W.
Fuse Holder 3/4 to D. Black and T. Smith
U Specimen known 617,608 January 10, 1899 Electrical Cut-Out
Fuse cutout (Pass & Seymour) with rotatable fuse plug
SEYMOUR, Albert P.
Fuse Holder  
U Specimen known 650,602 May 29, 1900 Electric Fuse or Cut-Out
Screw type fuse holder
DOWNES, Louis W.
Fuse Holder  
U Specimen known 736,049 August 11, 1903 Electric Fuse Box
Fuse cutout
WOOD, James J.
Fuse Holder  
U Specimen known 785,306 March 21, 1905 Electrical Fuse Box
Fuse holder or cut-out with knife insert
GOODRIDGE, Gilbert W.
Fuse Holder The Bryant Electric Co.
U 794,435 July 11, 1905 Thermal Cut-Out
Fuse holder (Westinghouse -- see photo)
VARNEY, Theodore
Fuse Holder Westinghouse Elec. & Mfg. Co.
U 1,014,854 January 16, 1912 Electric Cut Out
Knife type fuse holder or fuse cut-out
SARGENT, Howard R.
Fuse Holder General Electric Co.
U 1,059,903 April 22, 1913 Insulator with Fuse
Insulator with fuse in the bottom
PETTERSEN, Kristian
Fuse Holder  
U Specimen known 1,070,452 August 19, 1913 Fusible Cut-Out
Conical shaped fuse holder or cut-out with knife insert to hold the fuse.
GRIFFIN, George B.
Fuse Holder Westinghouse Electric & Mfg. Co.
U Specimen known 1,144,732 June 29, 1915 Fuse Device
Fuse holder or cut-out with knife insert to hold the fuse (see reissue ) (see patent 1,270,335)
SCHWEITZER, Edmund O.
HERZ, Alfred
Fuse Holder  
U 1,222,952 April 17, 1917 Fuse Device
Fuse holder with plug insert to hold the fuse. (see reissue 14,844)
HERZ, Alfred
Fuse Holder 1/2 to Edmund O. Schweitzer
R Specimen known 14,416 December 25, 1917 Fuse Device
Reissue of patent 1,144,732 for fuse holder with knife insert. (see patent 1,144,732)
SCHWEITZER, Edmund O.
HERZ, Alfred
Fuse Holder  
U Specimen known 1,270,335 June 25, 1918 Fuse Device
Fuse holder or cut-out with knife insert. (See patent 1,144,732)
SCHWEITZER, Edmund O.
HERZ, Alfred
Fuse Holder  
R 14,844 April 20, 1920 Fuse Device
Reissue of patent 1,222,952 for fuse holder with plug insert to hold the fuse. (see patent 1,222,952)
HERZ, Alfred
Fuse Holder 1/2 to Edmund O. Schweitzer
U 1,463,852 August 7, 1923 Electric Line Insulator
Insulator with fuse inserted between the petticoats and a plug to hold it in place
STEPHENS, Benjamin George Claude
Fuse Holder  
U 1,652,693 December 13, 1927 Cut-Out Insulator
Fuse holder
BAILEY, Thomas
Fuse Holder  
U Specimen known 2,246,807 June 24, 1941 Fuse Switch
Fuse holder and switch
MCCLUSKEY, Francis J.
GOLDNER, George W.
Fuse Holder James R. Kearney Corp.
U 2,267,202 December 23, 1941 Fuse Box Construction
Improved design of fuse holder box made of glass
HOLMES, Minot K.
MCMAHON, George F.
RAMSEY, Allan
Fuse Holder Schweitzer & Conrad, Inc.
 Glass
U 157,717 December 15, 1874 Improvement in Tempering Glass, and Furnaces Therefor
Tempering glass by dropping into oil (see patent 169,783)
LA BASTIE, Francois B. A. Royer de
Glass  
U 169,783 November 9, 1875 Improvement in Tempering Glass, and Furnaces Therefor
Method of transferring glass to be tempered (see patent 157,717)
LA BASTIE, Francois B. A. Royer de
Glass  
U 170,339 November 23, 1875 Improvement in Processes of Annealing Glass
Process of annealing glass
BROOKFIELD, James M.
Glass  
U 176,067 April 11, 1876 Improvement in Processes for Toughening Glass
Method of annealing glass
ROGERS, George E.
Glass  
U 723,982 March 31, 1903 Receptacle for Containing Molten Material
Design of a glass furnace with conduit to feed molten glass to the press
BROOKE, Homer
Glass  
U 723,983 March 31, 1903 Device for Cutting Molten Material and Distributing Same
Machine for continuously cutting off desired sized globs of molten glass for each mold
BROOKE, Homer
Glass  
U 925,864 June 22, 1909 Glass Furnace
Glass furnace designed to be tilted in order to pour out molten glass
BROOKE, Homer
Glass  
U 1,136,504 April 20, 1915 Glass and Art of Making the Same
Glass made from cullet with lime and clay added
BROOKFIELD, Henry M.
Glass  
U 1,143,885 June 22, 1915 Process for Making a Compound of Glass
Glass made from cullet with large amount of lime added for toughness
BROOKFIELD, Henry M.
Glass  
U 1,169,011 January 18, 1916 Insulator
Glass insulator with internal reinforcement for strength
COOK, Harry A.
Glass  
U 1,312,053 August 5, 1919 Process of Decomposing Potassium Silicates
Process of extracting potassium to be used in glass manufacture (see patent 1,327,781; 1,327,782)
SCHOLES, Samuel R.
Glass H. C. Fry Glass Co.
U 1,327,781 January 13, 1920 Process of Extracting Potassium from Potash-Bearing Silicate Minerals
Process of extracting potassium to be used in glass manufacture (see patent 1,312,053; 1,327,782)
SCHOLES, Samuel R.
BRENNER, Ralph F.
Glass  
U 1,327,782 January 13, 1920 Process of Obtaining Combined Potassium from Minerals
Process of extracting potassium to be used in glass manufacture (see patent 1,312,053; 1,327,781)
SCHOLES, Samuel R.
Glass  
U 1,623,301 April 5, 1927 Heat Resisting Glass
Glass of nearly opaque nature, probably that used for Fry insulators
BRENNER, Ralph F.
Glass H. C. Fry Glass Co.
U 2,254,227 September 2, 1941 Glass Tempering Method and Apparatus
Glass tempering of suspension insulators in a controlled manner
LEWIS, Evan J.
Glass Corning Glass Works
U 2,870,244 January 20, 1959 Glass Insulator Assembly Units
Glass toughened by stream of air after forming
JELLYMAN, Philip E.
Glass Pilkington Brothers Limited
U 2,895,260 July 21, 1959 Method of Treating a Glass Insulator
Method of making a toughened glass insulator
JELLYMAN, Philip E.
DICKINSON, George A.
MACINTOSH, Hamish F.
Glass Pilkington Brothers Ltd.
U 2,972,211 February 21, 1961 Method of Manufacturing a Glass Insulator
Method of tempering glass insulators where the head is toughened more than the rest of the insulator
JELLYMAN, Philip E.
MACINTOSH, Hamish Fraser
WILCOCK, John E.
Glass Pilkington Brothers Ltd.
U 3,141,063 July 14, 1964 Toughened Glass, Pin Type Insulator
Glass tempering method
EDWARDS, Derrik R.
Glass Pilkington Brothers Limited
U 4,406,918 September 27, 1983 Tempered Glass Dielectric Member for an Electrical Insulator and an Insulator Using Said Member
Glass tempering method
SABY, Charles
Glass Ceraver
U 4,757,162 July 12, 1988 Rigid Electrical Insulator Including a Lightly Tempered Soda-Lime Glass Dielectric
Glass insulator with controlled stress and compression
DUMORA, Denis
PARANT, Jean-Paul
PARGAMIN, Laurent
Glass Ceraver
 Glass Coating
U 3,093,508 June 11, 1963 Method of Coating Glass
Silicone coated glass that can be used for insulators
WARTENBERG, Erwin W.
Glass Coating  
 Glass Furnace
U 330,050 November 10, 1885 Furnace for Melting Glass, &c.
A glass-melting furnace with a rectangular tank and bottom composed of beveled stone. Patent was used by the Cadiz Glass Co.
PEARSON, Edward
KITSON, John
Glass Furnace  
 Glass Marble
U 2,830,648 April 15, 1958 Process and Apparatus for Producing a Glass Fiber Mat
Glass marbles are used to feed the machine to produce a glass fiber mat.
HADDOCX, Edward J.
Glass Marble L. O. F. Glass Fibers Co.
U 3,779,730 December 18, 1973 Control for Glass Marble, Feeding, Melting, and Fiber Forming Unit
Machine for feeding, melting, and making fibers from glass marbles.
RAMGE, Dennis Lee
Glass Marble Johns-Manville Corp.
 Glaze
U Specimen known 2,157,100 May 9, 1939 Glazed Ceramic Insulator and the Like
Glaze - compression glaze
ROWLAND, Davidge H.
Glaze Locke Insulator Corp.
U Specimen known 2,287,976 June 30, 1942 Insulator
Glaze - compression glaze & sand joint
CROSKEY, Carl D.
ROWLAND, Davidge H.
Glaze Locke Insulator Corp.
U 2,389,386 November 20, 1945 Glazed Ceramic
Compression glaze
RUSSELL, JR., Ralston
Glaze Westinghouse Electric Corp.
 Glazeweld
U 696,958 April 8, 1902 Insulator for High Potential Currents
Glazeweld technique using thin layer at joint with air space between shells
GAERTNER, Rudolf
Glazeweld Karlsbader Kaolin-Industrie-Gesellschaft
U Specimen known 702,660 June 17, 1902 Process of Making Insulators
Glazewelding (Boch variation) with extra glaze to leave air space, biscuit fired, then glaze
LOCKE, Fred M.
Glazeweld  
U Specimen known 702,661 June 17, 1902 Insulator and Process of Manufacturing Same
Glazewelding (Boch variation) vitrified shells, pour molten glaze, then cool
LOCKE, Fred M.
Glazeweld  
 Golf Tee
U 1,528,056 March 3, 1925 Golf Tee Marker
Porcelain golf tee marker
HERBERT, Joseph T.
Golf Tee The Brunt Porcelain Co.
 Gutta
U 64,315 April 30, 1867 Improvement in Telegraph Insulator
Gutta-percha and bell covering to keep section of wire dry
HENDRICKSON, Stephen C.
Gutta  
U 105,625 July 26, 1870 Improvement in Telegraph Insulators
Gutta-percha, paraffin or other insulation separating two metal shells
BALDWIN, William W.
Gutta  
 Haley Insulator
U Specimen known 64,196 April 30, 1867 Improvement in the Manufacture of Porcelain
Mixing cryolite, chiolite, and fluellite with sand and other common compounds for making glass in order to make a substance that looks similar to porcelain, but is actually glass that can be cast and formed like glass.
CHEYNEY, Waldron J.
Haley Insulator  
 Hanger
U 336,828 February 23, 1886 Insulator
Hanger for lamp
TRAVIS, Charles L.
Hanger  
U 383,097 May 22, 1888 Support for Electric Wires
Hanger for electric cable
BROOKS, JR., David
Hanger The Electric Cable Const. & Maint. Co.
U 448,703 March 24, 1891 Support for Electric Line Wires
Hanger insulator for trolley conductor
WIRT, Herbert C.
Hanger  
U 450,294 April 14, 1891 Insulator
Hanger - bell type for trolley
LIEB, Charles A.
LAVENS, Erwin
Hanger Charles A. Lieb
U 459,843 September 22, 1891 Insulator
Hanger knob
THOMAS, Van A.
Hanger 1/2 to Andrew Ross
U 463,756 November 24, 1891 Wire Hanger
Wire hanger using two spool insulators in a bracket to secure the line wire
JACOBS, Charles A.
Hanger  
U 463,824 November 24, 1891 Trolley Wire Hanger
Trolley wire hanger with insulator with threads on inside and outside to screw into bell
BIRDSALL, Edward T.
SERRELL, Lemuel William
Hanger  
U 574,828 January 5, 1897 Insulator
Hanger insulator for end of pole or other support
SMOCK, Benjamin D.
Hanger  
U 593,625 November 16, 1897 Insulated Hanger
Hanger insulator of glass or porcelain encased in metal for arc lamps
WARNER, Ernest P.
Hanger Western Electric Co.
U 868,530 October 15, 1907 Telegraph and Telephone Insulator
Hanger type with slots for two wires
COOPER, John A.
Hanger  
U 887,996 May 19, 1908 Combined Insulator and Lamp Hanger
Hanger for lamp
BURGE, James M.
Hanger  
U 899,859 September 29, 1908 Aerial Trolley Support
Metal pole arm to support trolley hanger insulators
BRYAN, James
ETHERIDGE, Harry
BALSINGER, Edgar McCormack
Hanger  
U 1,034,518 August 6, 1912 Hanger for Electrical Apparatus
Hanger for street lights composed of a bell insulator, cross arm with spool insulators on each end, and a hook to support the lamp.
SCHEIBLE, Albert
Hanger  
U 1,139,142 May 11, 1915 Locking Clip
Locking clip for an Electrose hanger insulator
STEINBERGER, Louis
Hanger  
U 1,717,885 June 18, 1929 Mounting for Electric Conductors
Hanger insulator made of rubber for trolley conductor
LEIPERT, August H.
Hanger The Rubber Shock Insulator Corp.
U 1,837,259 December 22, 1931 Hanger for Cables and the Like
2-part spool cable hanger held together with a metal bracket
FITZPATRICK, Ray
Hanger  
U 1,889,113 November 29, 1932 Drop Wire Hanger
A hanger for drop wires composed of a loop of wire with several loops or fingers for the drop wire to be woven around.
SHOPE, James W.
Hanger  
 Heater
U 657,574 September 11, 1900 High Voltage Insulator
Heater (electric) imbedded in insulator body
SINDING-LARSEN, Alf
Heater  
 Helical
U 1,894,292 January 17, 1933 Strain Insulator
Helical strain insulator
CRAMER, Walter
Helical Locke Insulator Corp.
U 1,942,284 January 2, 1934 Electric Insulator
Helical grooves on top surface of suspension insulator
HALTON, Geoffrey H.
Helical Steatite & Porc. Prod. Ltd.
U 2,155,848 April 25, 1939 Insulator
Helical suspension & helical post type
TAYLOR, John J.
Helical The Ohio Brass Co.
 HI
U 38,820 June 9, 1863 Improvement in Caps for Fruit Jars
Wrench lug sheetmetal fruit jar cap
GRAY, Ralph
HEMINGRAY, Robert
HI  
U 48,399 June 27, 1865 Improved Fruit Jar
Clamp top jar with projections on jar neck
HEMINGRAY, Robert
HI  
U 160,016 February 23, 1875 Improvement in Paper Perforating Machines
Machine for perforating paper glass etching patterns
HEMINGRAY, Robert
HI  
D 8,942 February 1, 1876 Design for Glass Dishes
Bird shaped glass pickle dish
PROEGER, Julius
HI Robert Hemingray
U 196,092 October 16, 1877 Improvement in Cleaning Glass From the Ends of Blow-Pipes
Apparatus to remove leftover glass from blow pipes
HEMINGRAY, Ralph G.
HI  
D 10,678 May 14, 1878 Design for Lamp Shades
Head shaped gas lamp shade
HEMINGRAY, Robert
HI Hemingray Glass Co.
R 8,600 February 25, 1879 Improvement in Oil cans
Glass lined oil can (reissue of 189,682)
BARTELS, William H.
HI Hemingray Glass Co.
U 212,850 March 4, 1879 Improvements in Machines for Flaring and Crimping Lamp Chimneys and Other Glass Articles
Machine for flaring the ends of lamp chimneys
HEMINGRAY, Robert
HI  
U 290,771 December 25, 1883 Glass Batch Mixer
Glass batch mixer
HEMINGRAY, Ralph G.
HI  
U 342,602 May 25, 1886 Fastener for Jar Tops
Globe Fruit Jar
HEMINGRAY, Robert
HI  
D 17,148 March 1, 1887 Design for a Paper Weight, Match Safe, & C.
K of L glass anvil shaped match safe
GILL, James C.
HI Hemingray Glass Co.
T No text available 39,727 February 3, 1903 Trademark
Trademark for ""GLOBE""
 
HI  
U 866,787 September 24, 1907 Furnace
Producer gas furnace combined with boiler
HEMINGRAY, Ralph G.
JENSEN, John O.
HI  
T No text available 78,096 May 31, 1910 Trademark
Trademark for ""HEMINGRAY""
 
HI  
U 1,133,244 March 23, 1915 Glass Working
Machine for making bottles
HOLMES, Minot K.
HI Hemingray Glass Co.
U 1,193,788 August 8, 1916 Glass Furnace
Glass furnace design with large doghouse
HOLMES, Minot K.
HI Hemingray Glass Co.
D 82,326 October 21, 1930 Design For a Bottle
Graf's Zep soda bottle
HOLMES, Minot K.
HI Hemingray Glass Co.
T No text available 285,930 May 26, 1931 Trademark
Trademark for HB Trademark (serial 312,912)
 
HI  
D 84,313 June 2, 1931 Design for a Bottle or Similar Article
Universal Home Bottle
ZIMMERMAN, Willard P.
HI Hemingray Glass Co.
D 85,082 September 15, 1931 Design for a Bottle or Similar Article
Waterfall refrigerator bottle
BILBY, Ernest E.
HI Hemingray Glass Co.
D 86,659 April 5, 1932 Design for a Bottle or Similar Article
Wishing well refrigerator bottle
BILBY, Ernest E.
HI Hemingray Glass Co.
 Hole
U 1,055,322 March 11, 1913 Insulator
Holes (2) through insulator to pin allows lightning to pass to pin & ground
DE LONG, Harry A.
Hole  
U 1,206,846 December 5, 1916 Insulator
Hole in crown with mercury receiving ends of line wires & clamp
HOPKINS, Roy S.
Hole  
 Hook
U 6,779 October 9, 1849 Supporter for Telegraph Wires
Hook encased in metal shell (also House-top insulator?)
LIVINGSTON, L. R.
ROGGEN, J. J.
ADAMS, Calvin
KENDALL, Amos
VAIL, Alfred
Hook  
U 8,419 October 14, 1851 Insulator for Telegraph Wires
Hook embedded in metal shell (with guta percha) for bolting
ROBBINS, Zenas C.
Hook  
U 11,515 August 15, 1854 Glass Mold
Mold and press to manufacture Lefferts ramshorn insulator
BROOKE, William
Hook  
U Specimen known 21,492 September 14, 1858 Improvement in Telegraph Insulators
Hook covered with rubber to insert into crossarm or pole (see 124,199)
FARMER, Moses G.
BATCHELDER, John M.
Hook  
U Specimen known 45,221 November 29, 1864 Improvement in Insulators for Telegraph Wires
Hook cemented in glass with metal covering (see reissue 2,717 on 8-6-1867)
BROOKS, David
Hook  
U 49,482 August 15, 1865 Improvement in Insulators for Telegraph Wires
Hook encased in insulating material with metal covering with dead air space
WARD, Henry H.
Hook S. F. Van Choate & Stuart Gwynne
U 51,934 January 9, 1866 Improvement in Telegraph Insulators
Hook with improved rubber cap and flared top
ELY, Alfred B.
Hook  
U 52,761 February 20, 1866 Improvement in Telegraph Insulators
Hook screwed into block of vulcanite
SMITH, William W.
Hook  
U 53,201 March 13, 1866 Telegraph Insulator
Hook with glazed enamel at right angle to square pointed shank
WADDELL, William W.
Hook  
U 53,246 March 13, 1866 Improvement in Telegraph Insulators
Hook insulator
SMITH, William W.
Hook  
U 53,426 March 27, 1866 Improvement in Telegraph Insulators
Hook covered with rubber attached to rubber hollow ball chamber
ELY, Alfred B.
Hook  
U 53,427 March 27, 1866 Improvement in Telegraph Insulators
Hook fitted with a disk of rubber
ELY, Alfred B.
Hook  
U 56,542 July 24, 1866 Improvement in Insulators for Telegraphs
Hook to be inserted directly into pole or crossarm
ELY, Alfred B.
Hook  
U 58,594 October 9, 1866 Improvement in Telegraph Insulators
Hook with metal shell fastened at right angle to pole
BURNAP, William H.
BRASSINGTON, John D.
Hook  
U Specimen known 63,206 March 26, 1867 Improvement in Insulators for Telegraph Wires
Hook encased in metal or wood allows arcing to ground
BROOKS, David
Hook  
U 65,886 June 18, 1867 Improvement in Insulators for Telegraph Wires
Hook with wooden block, insulator with dead air space and wooden disk, glass lugs
DAY, Alfred B.
Hook  
R Specimen known 2,717 August 6, 1867 Improvement in Insulators for Telegraph Wires
Hook cemented in glass & metal case with sulfur (reissue of 45,221)
BROOKS, David
Hook  
U Specimen known 69,622 October 8, 1867 Improvement in Insulators for Telegraphs
Hook in blown glass cemented with sulfur in metal case
BROOKS, David
Hook  
U Specimen known 70,052 October 22, 1867 Improvement in Telegraph Insulators
Hook in insulating material inserted into crossarm (references Wade insulator) [Smithsonian]
WAITE, John L.
Hook  
U 75,365 March 10, 1868 Improvement in Insulators
Hook and block inserted in a bracket
CASTLE, Alfred H.
Hook  
U 75,889 March 24, 1868 Improvement in Telegraph Insulators
Hook with metal case secured to crossarm (see reissue 75,889)
FINN, J. L.
Hook  
U 79,951 July 14, 1868 Improvement in Insulators
Hook, improvement on 75,365
CASTLE, A. H.
Hook  
U 92,111 June 29, 1869 Improvement in Telegraph Insulators
Hook with paraffin in a cup between hook or insulator and pin
SIMONDS, W. Edgar
Hook  
U 97,318 November 30, 1869 Improvement in Telegraph Insulators
Hook and conical metal covering for insulators on top of pole
SAFFORD, Alfred G.
Hook  
U 103,122 May 17, 1870 Improvement in Insulators for Telegraphic Wire
Hook with metallic oxide cement to hold hook or pin
BAKER, Robert B.
Hook  
U Specimen known 105,656 July 26, 1870 Improvement in Cramp Hook for Telegraphic Wire Insulators
Hook with one prong opposite other (assigned to Brooks)
DECHANT, William H.
Hook David Brooks
U 112,281 February 28, 1871 Improvement in Insulators for Telegraph Wires
Hook, new shape
ROBBINS, Zenas C.
Hook  
U Specimen known 124,199 March 5, 1872 Improvement in Telegraph Insulators
Hook in vulcanite with deep recess saturated with paraffin (see 21,492)
FARMER, Moses G.
Hook  
U Specimen known 158,868 January 19, 1875 Improvement in Insulating Compounds
Hook with composition compound of shellac, asbestos, coal tar & oak black
SMITH, Isaac
Hook 1/2 to George A. Chapman
U Specimen known 200,124 February 12, 1878 Improvement in Telegraph Insulators
Hook in glass held in crossarm by pin (Brooks & La Bastie)
BROOKS, David
Hook  
R 9,484 November 30, 1880 Telegraph Insulator
Hook with metal case secured to crossarm (see 75,889)
FINN, John L.
Hook Amzi S. Dodd and Chinnock Electric Co.
U 269,933 January 2, 1883 Insulator for the Suspension of Electrical Wire Conductors
Hook insulator of ""gelatinized or vulcanized fiber""
HIGGS, Paget
COURTENAY, William
Hook  
U 286,681 October 16, 1883 Acoustic and Electric Insulator
Hook with devices for suspending and insulating conductors (see 481,132)
BOWEN, William J.
Hook 1/2 to T. T. Keckeler and Z. C. Thiving
U 293,242 February 12, 1884 Insulator for Electric Wires
Hook with different shape and glazed to screw into pole or crossarm
HALE, Albert W.
Hook  
U 294,384 March 4, 1884 Insulator for Electric Conductors
Hook with metal glazed coated surface (improvement of 293,242)
HALE, Albert W.
Hook  
U 301,446 July 1, 1884 Insulator for Electric Wires
Hook with glazed covering (see 293,242 and 294,384)
HALE, Albert W.
Hook  
U 396,847 January 29, 1889 Wire Hook
Insulated hook with four prongs to wrap line wire around
ASHEN, Peter
Hook Sylvester Y. L'Hommedieu & Co.
U 441,849 December 2, 1890 Electric Line Hook
Hook made of iron to secure line wire with threaded end to screw in crossarm
LOCKE, Fred M.
LAPP, John
Hook 1/3 to Theodore Norton
 Horn
U 1,227,680 May 29, 1917 Method of Screw-Threading Articles Made of Horn
Method of threading insulators made of animal horn (see 1,333,188)
SEGRE, Mario
Horn  
U 1,333,188 March 9, 1920 Manufacture of Hollow Articles from Horn
Manufacture of insulators from animal horn (see 1,227,680)
SEGRE, Mario
Horn  
 HU
U 22,186 November 30, 1858 Glass Jar
Screw cap shoulder seal fruit jar
MASON, John L.
HU  
U 28,397 May 22, 1860 Improvement in Making Sheet Metal Caps & c.
Method of making screw caps
NEWTON, Orrin
HU  
U 34,105 January 7, 1862 Improvement in Pumps
Glass Pump Cylinder
COLLINS, George
PIPER, Enoch
HU  
U 38,492 May 12, 1863 Improvement in Lamp Chimneys
Fluted lamp chimney
JUKES, Wesley L.
HU  
U 39,853 September 8, 1863 Improvement in Closing Fruit Cans
Closure for fruit jar with metal locking bar
WEBSTER, William
HU  
U 41,657 February 16, 1864 Improvement in Closing Fruit Cans
Closure for fruit jar with metal locking bar
WEBSTER, William
HU  
U 47,551 May 2, 1865 Improvement in Lanterns
Railroad Lantern
IRWIN, John H.
HU  
U 50,591 October 24, 1865 Improvement in Lanterns
Railroad Lantern
IRWIN, John H.
HU  
U Specimen known 120,387 October 31, 1871 Improvement in Tops for Sirup Pitchers
Syrup jug top
LANG, George Ph.
LAUSTER, Peter
HU  
U Specimen known 120,748 November 7, 1871 Improvement in Tops for Molasses Pitchers
Syrup jug top
IRWIN, George M.
HU  
D 6,385 February 11, 1873 Design for a Lamp
Design for corn pattern oil lamp
ASHWORTH, Daniel
HU  
U 146,783 January 27, 1874 Improvement in Bottles
Bottle shaped like quarter circle in section
RICHARDSON, William H.
HU  
U 161,912 April 13, 1875 Improvement in Modes of Forming Sheet Metal Threaded Collars
Oil lamp collar
TAPLIN, Alvin
HU  
U 175,022 March 21, 1876 Improvement in Lamp Collars
Oil lamp collar
BROWN, George W.
HU The Bristol Brass and Clock Co.
U 176,073 April 11, 1876 Improvement in Lamp Collars
Oil lamp collar with grooves for oil return
SCHNEIDER, Bennet B.
HU  
U 176,739 May 2, 1876 Improvement in Lubricators
Improvement in lubricators
COTY, John T.
HU  
U 178,504 June 13, 1876 Improvement in the Manufacture of Glassware
Mold for glass wall pocket
BECK, Washington
HU  
U 187,827 February 27, 1877 Improvement in Fruit Jars
Fruit jar (Blackglass Royal)
DICKEY, Adam
HU  
U 189,682 April 17, 1877 Improvement in Oil Cans
Glass lined oil can (see reissue 8,600 on 2-25-1879)
BARTELS, William H.
HU 1/2 to George T. Hunsaker
U 193,212 July 17, 1877 Improvement in Oil Cans
Glass lined oil can
BARTELS, William H.
HU 1/2 to Waldo R. Eaton
U 199,264 January 15, 1878 Improvement in Metallic Necks for Glass Vessels
Metallic neck for glass vessel
COTY, John T.
HU  
U 218,426 August 12, 1879 Improvement in Reflectors
Removable reflector hanging wall oil lamp (meteor)
BRYANT, Edison L.
RUSSELL, William F.
HU Wallace & Sons
T No text available 9,720 October 10, 1882 Trademark
Trademark of barrel shaped tobacco jar
HU  
U 292,660 January 29, 1884 Jug Top
Syrup jug top
LANG, George P.
LAUSTER, Peter
HU  
U 301,946 July 15, 1884 Jug Top
Syrup jug top
WRIGHT, Homer
HU  
U 443,403 December 23, 1890 Revolving Mold for Glassware
Mold for glassware (for making seamless glass)
NEVILLE, Asa G.
HU  
U 1,246,879 November 20, 1917 Valve
Kerosene jar valve
CHADWICK, Lee S.
HU The Cleveland Metal Products Co.
U 1,299,914 April 8, 1919 Dispensing Receptacle
Kerosene jar
CHADWICK, Lee S.
HU The Cleveland Metal Products Co.
U 1,307,878 June 24, 1919 Reservoir For Oil Stoves
Kerosene jar
PERLICK, Robert
HU  
U 1,343,343 June 15, 1920 Fuel Reservoir
Kerosene jar
BRENNEN, John S.
HU  
U 1,456,716 May 29, 1923 Bail Attaching Means
Kerosene jar bail
RESEK, Marc
HU The Cleveland Metal Products Co.
D 63,324 November 20, 1923 Design for a Bottle
Design for Bottle (J.J. Flynn)
ROOT, Chapman J.
HU  
D 65,872 October 28, 1924 Design for a Bottle
Design for Bottle (Wolverine)
SINGER, Julius M.
HU Wolverine Bottling Works
D 67,238 May 5, 1925 Design for a Bottle
Design for Bottle (Queen City, Grand Pop)
SCHWENCK, Frederick
HU  
D 67,311 May 12, 1925 Design for a Bottle
Design for Bottle (Pay Day)
SCHWENCK, Frederick
HU  
D 72,459 April 12, 1927 Design for a Bottle
Design for Bottle (Big Boy)
TAYLOR, Arch B.
LONG, Cornelia Taylor
SOHN, Archie C.
HU Taylor-Long Co.
D 74,274 January 17, 1928 Design for a Bottle
Design for a Bottle (Tehel's)
ROOT, Chapman J.
HU  
D 78,667 May 28, 1929 Design for a Bottle
Design for Bottle (Billy Boy)
TAYLOR, Arch B.
HU  
D 85,044 September 8, 1931 Design for a Bottle
Design for a Bottle (Blatz)
HUGHES, Chauncey W. B.
HU  
D 86,155 February 9, 1932 Design for a Bottle or the Like
Design for a Bottle (Sun Punch)
DOMONT, Ben
HU  
 Ink
D 13,996 June 19, 1883 Design for an Inkstand
Inkstand
GRAY, Lawrence B.
Ink  
 Insulating Joint
U 372,940 November 8, 1887 Insulating Joint
Glass ball to insulate a hanging lamp fixture from the support
SODEN, Francis H.
GOEHST, Henry
Insulating Joint  
 Insulator
U Specimen known 8,438 October 14, 1851 Improvement in Insulators for Telegraphs
CD 1012 & CD 1014, slotted glass tube mounted in a wooden bracket
YANDELL, John
Insulator  
U Specimen known 64,654 May 14, 1867 Improvement in Insulators
CD 732.2, threadless insulator with enlarged chamber for slotted pin (CJ 6-93-12)
FLOYD, George
Insulator  
U Specimen known 110,645 January 3, 1871 Improvement in Glass Telegraph Insulators
CD 1040 threaded, tapered glass insulator to screw into crossarm or pole
GARITY, John
Insulator  
U Specimen known 114,924 May 16, 1871 Improvement in Telegraph Insulators
CD 158.1 with metal ring with fingers to hold wire
CHESTER, Stephen
Insulator  
U Specimen known 123,878 February 20, 1872 Improvement in Telegraph Insulators
CD 141.9, four projections to reduce surface contact
EMMINGER, David R. P.
Insulator  
U 133,595 December 3, 1872 Improvement in Insulation of Telegraph lines
Insulator suspended from sub cross-bar (CJ 9-85-14)
ROGERS, James H.
Insulator  
U Specimen known 154,451 August 25, 1874 Improvement in Telegraph Insulators
CD 109.5 self-tying with three projections on top (similar to Harloe)
BROOKE, Homer
Insulator  
U Specimen known 187,183 February 6, 1877 Improvement in Telegraph Insulators
CD 130.2, wire groove composed of a series of projections
SEILER, Paul
Insulator 1/2 to Joseph Herz
U Specimen known 194,220 August 14, 1877 Improvement in Lightning Rods and Insulators
CD 317 lightning rod insulator and spiral lightning rod
CHAMBERS, Josephus C.
Insulator  
U 216,138 June 3, 1879 Improvement in Telegraph Insulators
Insulator suspended under crossarm by screw to hold wireholder
BLOOMFIELD, John H.
Insulator  
U 252,857 January 24, 1882 Insulator for Telegraph Wires
Insulators strung on wires to separate groups of wires in a tube
GORE, Charles L.
Insulator 1/4 to John Townsend
U Specimen known 276,839 May 1, 1883 Insulator for Telegraph Wires
CD 110.5 & CD 110.6 spiral groove crown & clamp for line wire
LEWIS, Joseph Slater
Insulator  
U 281,452 July 17, 1883 Telegraph Insulator
Insulator with side bracket (see OBX March 1973, p. 43)
CHAPMAN, Thomas L.
Insulator  
U Specimen known 286,801 October 16, 1883 Insulator
CD 109, CD 135, diamond shaped wire groove
FISKE, Bradley
MOTT, Samuel
Insulator  
U Specimen known 288,360 November 13, 1883 Telegraph Insulator
Double petticoat design for style similar to CD 162. An annual recess to receive paraffin to form a broad band of surface protected from moisture
OAKMAN, Samuel
Insulator The American Insulator Co.
U Specimen known 289,449 December 4, 1883 Insulator
Transposition style but not intended for transposition (CD 199 & U-197)
ROUSSEAU, Necter
Insulator 1/2 to James W. Brennan
U Specimen known 290,922 December 25, 1883 Insulator for Electrical Conductors
CD 110.5 & CD 110.6 spiral crown with opposing internal threads & wire clamp
POPE, Frank L.
Insulator  
U 316,469 April 28, 1885 Electric Wire Insulator
Insulators and supporting rail
LOCKE, Joseph
BOWKER, William
Insulator Themselves and Robert Williams
U Specimen known 316,812 April 28, 1885 Telegraph Insulator
CD 119, self-tying via projections (347,635 more appropriate)
O'BRIEN, John
Insulator William Brookfield
U 317,479 May 5, 1885 Insulator for Electric Wires
Insulator with corrugations (vertical) inside skirt
WRIGHT, William H.
Insulator  
U 324,957 August 25, 1885 Telegraph Insulator
Insulator (glass) screwed into crossarm
PUTNAM, Jacob D.
Insulator  
U Specimen known 347,635 August 17, 1886 Telegraph Insulator
CD 119, self-tying with fingers (should use instead of 316,812)
O'BRIEN, John
Insulator William Brookfield
U Specimen known 353,120 November 23, 1886 Insulator
CD 187, U-81 & U-82, duplex insulator for underside of crossarm
BROWN, Robert G.
Insulator E. S. Greeley & Co.
U Specimen known 402,752 May 7, 1889 Insulator
CD 289.9 (CD 1182), under crossarm type with triple petticoat
LOCKE, Fred M.
LAPP, John
Insulator  
U Specimen known 427,296 May 6, 1890 Insulator
CD 141.8 and CD 1037, self-tying with tapered pin hole & clamping flange
BUZBY, Joseph F.
Insulator  
U Specimen known 430,296 June 17, 1890 Insulator
CD 257, CD 259, CD 263, dove-tail ears on crown - helmet. Patent is also found on New Lexington porcelain insulators M-3890 and M-4325A.
OAKMAN, Samuel
Insulator  
U Specimen known 434,879 August 19, 1890 Electric Insulator
CD 144.5 and CD 260, ridges around inner surface of skirt
OAKMAN, Samuel
Insulator  
U Specimen known 443,187 December 23, 1890 Electric Insulator
CD 144, ridges around outside of skirt to break water film
BAIN, Foree
Insulator  
U 445,969 February 10, 1891 Electric Insulator
Round insulator mounted on top of crossarm with two screws and surrounded with a rubber tube. Conductor is supported on top and secured with a metal clip.
BRANCH, James R.
Insulator  
U Specimen known 451,950 May 12, 1891 Electric Insulator
CD 262, CD 263, CD 264, eyes for tie wire
OAKMAN, Samuel
Insulator  
U Specimen known 476,813 June 14, 1892 Porcelain Insulator
U-141, pin type insulator with cemented metal thimble. Patent was owned by Pass & Seymour.
PASS, James
SEYMOUR, Albert P.
Insulator  
U 481,132 August 16, 1892 Insulator
Device and insulator for suspending wires using one or more insulators encased in a metal sphere with wire suspended by means of a bolt or hook set in the center of the two halves of the spherical insulator (see 286,681)
BOWEN, William J.
Insulator William Hubbard
U Specimen known 484,209 October 11, 1892 Insulator
CD 285 ""Edison"" - rainshed type for under crossarm
LOCKE, Fred M.
Insulator  
U Specimen known 490,560 January 24, 1893 Insulator
Self-tying screw top
HAUTY, Auguste J.
Insulator 1/3 to John Burke
U 496,081 April 25, 1893 Insulator
Insulator mounted in a slot in the crossarm and secured with a hinged latching cover
WRIGHT, Joseph F.
Insulator  
U Specimen known 504,059 August 29, 1893 Insulator
CD 141.6, bail type clamping lever to hold line wire
BLACKBURN, George W.
Insulator  
U 517,634 April 3, 1894 Pin for Insulators
Pin for use with oil cup, CD 244 (see 524,659)
WINSLOW, George H.
Insulator  
U Specimen known 520,367 May 22, 1894 Insulator
Transposition insulator CD 204 & U-192A
LOCKE, Fred M.
Insulator 1/2 to G. Paddock & W. Page
U Specimen known 545,819 September 3, 1895 Electric Insulator
CD 268, hole through crown for tie wire
ROTHENBERGER, Daniel M.
Insulator 2/3 to C. Inglis & E. Reilly
U Specimen known 557,881 April 7, 1896 Insulator
CD 134.6 bail wire system double-groove insulator (Cosner specimen)
RAPPLEYE, Hannibal W.
Insulator  
U 562,166 June 16, 1896 Insulator
Glass insulator with side conductor groove, threaded mounting pin, and hexagonal head to turn the insulator with a wrench for mounting in a wooden crossarm. A metal reinforcing pin is molded in the threaded end. (see patent gb1896-0019650)
BLANKINSOP, Thomas
BROWN, Joseph W.
Insulator  
U 572,438 December 1, 1896 Cell or Box for Electric Batteries
(Gould battery rests: CD 20, CD 25, CD 50, CD 51) also patents England: 10,463 (5-30-1894); Germany: 85,828 (3-26-1895)
MOFFAT, John Miles
Insulator  
U Specimen known 573,092 December 15, 1896 Insulator
Insulator of two materials combined
LOCKE, Fred M.
Insulator  
U Specimen known 590,806 September 28, 1897 Insulator
U-937, eave trough above crossarm
LOCKE, Fred M.
Insulator  
U Specimen known 600,475 March 8, 1898 Electrical Insulator and Method of Making Same
Multiple thin porcelain shells fused together with glaze, ""glaze-filling"" method, U-928 & U-928A. (see patent 601,195) (see patent gb1898-0006235) Patent was owned by the R. Thomas & Sons Co.
BOCH, John W.
Insulator  
U Specimen known 601,195 March 22, 1898 High Potential Insulator
Inner skirt extending down to the crossarm or through the crossarm to prevent arcing from the petticoat edges to the pin, U-944. (see patent 600,475) (see patent gb1898-0006235)
BOCH, John W.
Insulator The R. Thomas & Sons Co.
U Specimen known 605,109 June 7, 1898 Insulator
Insulator with sleeve to protect pin
LOCKE, Fred M.
Insulator  
U Specimen known 605,256 June 7, 1898 Insulator
CD 288, U-938 & U-945
MERSHON, Ralph D.
Insulator  
U Specimen known 633,173 September 19, 1899 Insulator
CD 143 with external projections to absorb mechanical shock - horizontal ridges
WITHYCOMBE, Frederick H.
Insulator 11/20 to Clement H. McLeod
U Specimen known 633,174 September 19, 1899 Insulator
CD 143 with external projections to absorb mechanical shock - spiral ridges
WITHYCOMBE, Frederick H.
Insulator 11/20 to Clement H. McLeod
U Specimen known 633,175 September 19, 1899 Insulator
CD 143 with external projections to absorb mechanical shock - projections
WITHYCOMBE, Frederick H.
Insulator 11/20 to Clement H. McLeod
U Specimen known 633,176 September 19, 1899 Insulator
CD 143 with external depressions to absorb mechanical Shock
WITHYCOMBE, Frederick H.
Insulator 11/20 to Clement H. McLeod
U Specimen known 634,568 October 10, 1899 Insulating Support for Electric Wires
CD 309, U-416, under-crossarm type for better protection from rain
BEAL, Carroll N.
Insulator  
U 637,282 November 21, 1899 Electric Insulator
Tube of asbestos to lead conductor through a wall is made water tight (see 608,906) (see 615,896)
POCHE, Joseph Arthur
Insulator  
U Specimen known 664,301 December 18, 1900 Insulator
M-2795, top is flattened cone with vertical flange & detachable spout
STERLING, Richard H.
Insulator The Stanley Electric Mfg. Co.
U Specimen known 664,432 December 25, 1900 Insulator
CD 207? (see 726,846)
RENAULT, Edward
Insulator  
U 666,586 January 22, 1901 Insulator
Insulator & crossarm (glass) reinforced with embedded metal wires
WOOLBERT, Henry W.
Insulator  
U Specimen known 676,881 June 25, 1901 Self-Locking Insulator and Pin
U-376, U-376A, U-376B, U-376C, U-376D
ETHERIDGE, Harry
Insulator  
U Specimen known 686,609 November 12, 1901 Insulating Support for Electric Wires
CD 309.5, Telluride ""Type B"" under-hung combined insulators
HEMINGRAY, Ralph G.
Insulator  
U 689,171 December 17, 1901 Insulator
Insulators (2) with one pinhole
DUFFY, John F.
HERSHEY, Henry B.
Insulator  
U 689,218 December 17, 1901 Electrical Insulator
Pin sleeve (see design 34,211 for U-966)
PARKS, Albert F.
Insulator Lewis Stillwell
U Specimen known 700,463 May 20, 1902 Insulator for Electric Circuits
CD 301, CD 321 & U-938 (Strengthening ribs skirt to petticoat)
WALTHER, William J.
Insulator  
U Specimen known 701,847 June 10, 1902 Insulator
CD 317.8, CD 313 & CD 313.1 stacking glass sections
CONVERSE, Vernon G.
Insulator Hemingray ????
U Specimen known 724,848 April 7, 1903 Insulator
CD 159, wire groove with flat surface for line wire
GREGORY, Ferdinand W.
Insulator  
U Specimen known 726,846 May 5, 1903 Insulator for Electric Wires
U-181 & CD 207 (sim) self-tying screw top (see 664,432)
BELL, Joseph R.
Insulator  
U Specimen known 728,805 May 19, 1903 Insulator
M-2335, M-2785, M-2795 & M-2796 with eave drain & spout (see 664,301)
LOCKE, Fred M.
Insulator  
U Specimen known 735,212 August 4, 1903 Insulator
CD 317.7, insulator with glass sleeve (CD 314)
CONVERSE, Vernon G.
Insulator  
U Specimen known 744,631 November 17, 1903 Insulator
CD 139 combination safety and CD 181.5
SCHOENTHALER, Edward F.
Insulator 2/3 to W. Parker & J. Finn
U Specimen known 745,284 November 24, 1903 Insulator
Glazewelding (Boch variation) shells fused together to leave air space, U-926A
LOCKE, Fred M.
Insulator  
U Specimen known 758,175 April 26, 1904 Insulator
CD 1038 tree hanger
CUTTER, Scott C.
Insulator  
U 761,102 May 31, 1904 Insulator
Insulator for carrying heavy cables composed of cap over the top to surround the conductor to prevent sparking and electrical leakage
RANDOLPH, Leonard M.
Insulator  
U Specimen known 761,760 June 7, 1904 Insulator
Multipart lily shell design (M-3740)
CHESNEY, Cummings C.
Insulator Stanley Electric Mfg. Co.
U 782,000 February 7, 1905 Glass Mold
Mold specially designed to make the Buzby insulator CD 141.8
BUZBY, Joseph F.
Insulator  
U 797,050 August 15, 1905 Insulator
Insulator, split and threaded to screw into hole in crossarm to hold wire
DUNSMORE, William W.
Insulator  
U Specimen known 798,235 August 29, 1905 Insulator
CD 141.7
TWIGGS, William R.
Insulator  
U 799,726 September 19, 1905 Insulator
Insulator, split and threaded to screw into hole in crossarm to hold wire
FOREMAN, Ernest Jay
Insulator  
U 823,912 June 19, 1906 Insulator
Cylindrical insulator with hole for line wire and hole for tie wire mounted in hole in crossarm and secured with cover over top of crossarm
BIELE, August
Insulator  
U Specimen known 838,163 December 11, 1906 High Tension Insulator
Multipart with multiple petticoats under skirts (M-4325C, M-4415, M-4600) (see ID 5166)
BAUM, Frank G.
Insulator  
U 838,482 December 11, 1906 Insulator for Line Conductors
Insulator formed with recesses for pipe pin and metal insert crown
WEED, James Murray
Insulator  
U 843,739 February 12, 1907 Electric Insulator
Insulator used on trolley arms to support carrier wire that fits inside a metal case in the support crossarm
FEIGERT, Frederick A.
Insulator  
U 851,222 April 23, 1907 Insulator Clamp
Clamping device to hold conductor cable in crown groove (used on M-3740)
CLARK, Walter G.
Insulator The Clark Electric & Mfg. Co.
U Specimen known 852,730 May 7, 1907 Insulator
U-957, broad skirt extending to crossarm with small threaded porcelain thimble
LOCKE, Fred M.
Insulator  
U Specimen known 867,901 October 8, 1907 Insulator
CD 110, CD 147 & CD 150 spiral extension above wire groove to facilitate removing or installing the insulator without the need to remove the tie-wire.
BARCLAY, John C.
Insulator  
U 872,569 December 3, 1907 System of Insulation for High Voltage Electric Conductors
Insulator system for high voltage conductors
LOCKE, Fred M.
Insulator  
U Specimen known 881,967 March 17, 1908 Electric Insulator
U-185
SLUSSER, Charles R.
Insulator  
U Specimen known 882,803 March 24, 1908 Insulator
CD 211
STORROR, Leonard W.
Insulator  
U Specimen known 888,616 May 26, 1908 Insulator
CD 109.7 self-tying with fingers
JOHNSON, Chauncey C.
Insulator 45/100 to John Watson
U 893,285 July 14, 1908 Electric Cable Insulator
Terminal insulator providing a tight seal between conductor running down through the center of the insulator
TOMPKINS, Edward M.
Insulator  
U Specimen known 894,616 July 28, 1908 Insulator and Wire Clamp
U-401 and U-401A, insulator & wire clamp
FAY, John L.
Insulator  
U Specimen known 905,141 December 1, 1908 Insulator
Strain similar to CD 1130, CD 1131, CD 1138, CD 1140, CD 1142 but with intersecting grooves
BOGUE, Lawrence L.
Insulator  
U Specimen known 917,031 April 6, 1909 Insulator for High Tension transmission lines
Insulator with weakening grooves in top skirt
EVELETH, Charles E.
Insulator General Electric Co.
U 918,339 April 13, 1909 System for Insulation for High voltage Electric Conductors
Insulator multiples
LOCKE, Fred M.
Insulator  
U Specimen known 929,878 August 3, 1909 Insulator
U-183
RANSON, Joseph W.
Insulator  
U 942,086 December 7, 1909 Support and Insulator
Complicated insulator made of two plates of glass secured in a wooden box
LINDSAY, Edward F.
Insulator  
U Specimen known 971,785 October 4, 1910 Tree Insulator
U-187
PIERCE, Alfred L.
Insulator 1/2 to Spalding K. Long
U 972,994 October 18, 1910 Insulator
Insulator base curve to fit flush with matching curved top of crossarm
CAMPBELL, John H.
Insulator  
U 1,022,993 April 9, 1912 Insulator
Insulator with external threads to be screwed into metal shield and entire unit screwed into underside of the crossarm
WILLIS, George W.
Insulator  
U 1,102,656 July 7, 1914 Insulator
Insulator with hole in center and method to clamp conductor securely and the metal bracket with two bolts to secure the insulator
HADEN, Robert B.
Insulator  
U Specimen known 1,107,111 August 11, 1914 Insulator
U-186
PURKEY, Benjamin S.
Insulator  
U 1,127,474 February 9, 1915 Insulator Support
Glass insulator with tapered pin base that fits inside the insulator to secure the wire which passes through a vertical slot in the sides of insulator and wedged between the base and insulator held together by a bolt that runs through the insulator and an
MARDOCK, Guy
Insulator  
U Specimen known 1,140,050 May 18, 1915 Insulator
U-189 & U-189A, CD 175.5 The insulator was designed to support the power line to street lights. Only pieces of a specimen have been found. (see 1,101,802)
MANWARING, Robert A.
HESSEL, James T.
Insulator  
U 1,174,287 March 7, 1916 Insulator Support
Pin - hollow metal & bolted to crossarm for CD 257
ROSENFELD, Mortimer C.
Insulator  
U 1,215,883 February 13, 1917 Crosstree for Telegraph Poles
Large blocks of wood securing in between the blocks halves of a stone or porcelain insulator mounted on a crossarm to secure the wire
SIMPSON, John Stewart
Insulator  
U Specimen known 1,229,272 June 12, 1917 Insulator
CD 210 with top saddle groove (see 954,350)
IRWIN, John J.
Insulator  
U 1,230,521 June 19, 1917 Bracket
Tree insulator similar to the Cutter CD 1038 except with diagonal slot to secure wire, two holes for nails and two holes for tying to tree limbs
ROSS, George
Insulator  
U Specimen known 1,305,168 May 27, 1919 Insulator
U-124A/B, U-182A/B self-tying screw top similar to Prenzel patent 315,660
ROBERTS, Omer L.
Insulator  
U 1,574,964 March 2, 1926 Insulation Equipment
Special insulator design for bus bar and equipment support (see 1,274,555 and 1,663,007)
GETTS, Frank E.
Insulator Electrical Engineers Equipment Co.
U Specimen known 1,620,804 March 15, 1927 Insulator
Tree insulator bracket for CD 1038 (see 1,721,657)
CUTTER, Scott C.
Insulator  
U Specimen known 1,687,495 October 16, 1928 Insulator
Transposition (1-piece) for telephone line shaped like CD 194.5, CD 195.5
GORDON, Chester S.
LOWE, James T.
Insulator American Telephone & Telegraph Co.
U Specimen known 1,701,562 February 12, 1929 Insulator
CD 122.4, CD 128, CD 142, CD 194.5, CD 195.5 with threads inside skirt
GORDON, Chester S.
Insulator American Telephone & Telegraph Co.
U 1,702,235 February 12, 1929 System of Line Insulation and Insulators Therefor
Odd Electrose insulator
STEINBERGER, Louis
Insulator  
U Specimen known 1,703,853 February 26, 1929 Dry-Spot Insulator
CD 182, U-173, U-174 & U-175 dry-spot
GOULD, Rufus
Insulator 1/2 to Postal Telegraph Cable Co.
U Specimen known 1,708,038 April 9, 1929 Low Loss Insulator
CD 176 (see June 1972 CJ p. 6)
WILSON, Leon T.
Insulator American Telephone & Telegraph Co.
U Specimen known 1,760,983 June 3, 1930 Insulator
CD 194.5, CD 195.5 transposition
GORDON, Chester S.
LOWE, James T.
Insulator American Telephone & Telegraph Co.
U 1,819,302 August 18, 1931 Oil and Air Break Pothead Disconnect
Pothead disconnect
RAH, Joseph
Insulator G. & W. Electric Specialty Co.
U Specimen known 1,955,609 April 17, 1934 Insulator
U-856A fogbowl
ROWLAND, Davidge H.
Insulator Locke Insulator Corp.
U Specimen known 2,084,866 June 22, 1937 High Voltage Insulator
U-796 styles and CD 221 Hi-Top design
PLIMPTON, Bentley A.
Insulator Locke Insulator Corp.
U Specimen known 2,088,433 July 27, 1937 Fog and Dust Insulator
U-816 series
PLIMPTON, Bentley A.
Insulator Locke Insulator Corp.
U Specimen known 2,089,791 August 10, 1937 Method of Making Electrical Insulators
CD 240.2, method of making insulator described in 2,191,152
HAMMEL, Victor F.
Insulator  
U Specimen known 2,099,540 November 16, 1937 Insulator Shield
Metal skirt on CD 154
SMITH, Donald H.
Insulator Western Union Telegraph Co.
U 2,142,422 January 3, 1939 Insulator and Method of Manufacturing the Same
Method of making station post insulators with hollow cavity and filling cavity with dry gas
TAYLOR, John J.
Insulator The Ohio Brass Co.
U Specimen known 2,165,773 July 11, 1939 Insulator for Communication Systems
CD 142, CD 142.4 - glass insert screwed in skirt with metallic iridizing
WHEEER, Herbert H.
MCGINNIS, Orris
Insulator Western Union Telegraph Co.
U Specimen known 2,191,152 February 20, 1940 Electrical Insulator
CD 240.2 with metal saddle embedded in crown for RFI (see 2,089,791)
HAMMEL, Victor F.
Insulator  
U Specimen known 2,194,189 March 19, 1940 Pole Line Insulator
CD 142, CD 142.4 - tin & iron for iridized coating to reduce water adherence
WHEELER, Herbert H.
MCGINNIS, Orris
THORDARSON, William
Insulator Western Union Telegraph Co.
U 2,234,391 March 11, 1941 Method of Manufacturing Electric Insulators
Method of making station post insulators with metal caps
TAYLOR, John J.
Insulator The Ohio Brass Co.
U Specimen known 2,266,400 December 16, 1941 Insulator
CD 216
REED, Frederick F.
Insulator  
U 2,278,330 March 31, 1942 Multipost Line Insulator
Two post insulators joined together with elongated metal bottom cap
MEYER, Edwin M.
Insulator Porcelain Products, Inc.
U 2,317,799 April 27, 1943 Line Insulator
Insulator composed of a metallic hollow shell coated with ceramic material
PERLES, Maurice
Insulator Mycalex Corp. of America
U Specimen known 2,336,864 December 14, 1943 Apparatus For Forming Insulators
CD 1030: Wireholder made of glass, press for making the design
HOLMES, Minot K.
Insulator Owens-Illinois Glass Co.
U 2,418,713 April 8, 1947 Thermally Toughened Insulator
CD 228.5: tempering the surface of glass insulators for added strength
HOLMES, Minot K.
PLUMMER, Jesse H.
Insulator Owens-Illinois Glass Co.
U Specimen known 2,734,098 February 7, 1956 Transposition Insulators
CD 203.2 transposition - rainshed of elastic material between conductors
BONNESEN, Elmer J.
Insulator American Telephone & Telegraph Co.
 Insulator Base
U 979,840 December 27, 1910 Insulator Base
Insulator base to support a high voltage insulator on a building roof to allow the conductor to enter the roof
GODDARD, Walter T.
Insulator Base Locke Insulator Mfg. Co.
 Jar
U 30,063 September 18, 1860 Mold for Glass Jars
Mold to form annular groove around opening of fruit jar to receive cap and sealing wax
HEMINGRAY, Robert
Jar  
U 98,270 December 28, 1869 Improvement in Machine for Grinding Glass Jars
Use of adjustable arms to grind the mouth of glass jars
KELLY, Alexander W.
SAMUEL, John B.
Jar  
U 342,045 May 18, 1886 Means of Securing Glass and Metal Articles Together
Method of applying metal handles to glass jars or other glass articles
SCHNEIDER, Bennett B.
BROOKE, Homer
Jar  
U 1,159,825 November 9, 1915 Receptacle Closure
Fruit jar closure (the Bloom Jar Co. took over the California Glass Insulator Co.)
BLOOM, David
Jar  
 Jars
U 264,379 September 12, 1882 Mode of Making Glass Screw Caps
Mode of making glass screw caps for jars. Patent was used by the Cadiz Glass Co.
WALLACE, William M.
Jars 1/2 to Charles M. Rhodes
U 270,162 January 2, 1883 Mold for Forming Glass Screw Caps
Mold for making glass screw caps for jars. Patent was used by the Cadiz Glass Co.
WALLACE, William M.
Jars Charles M. Rhodes
 KI
U 2,972,783 February 28, 1961 Method for Fabricating Glass Block Panels
Toplite skylight glass block panels
RUSSELL, Richard G.
THEISEN, Jean P.
STARK, Charles H.
KI Kimble Glass Co.
U 2,992,515 July 18, 1961 Apparatus for Forming Perforated Glass Bodies
Machine to place holes in glass blocks
MATHIAS, SR., Russell L.
KI Kimble Glass Co.
U 2,996,845 August 22, 1961 Structural Panel and Building Wall Construction Utilizing Same
Panellized glass block wall construction
CIPRIANI, Chester C.
STARK, Charles H.
KI Kimble Glass Co.
U 3,003,287 October 10, 1961 Apparatus for Forming Glass Articles
Glass block and TV faceplate pressing machine
TOROK, Julius J.
KI Kimble Glass Co.
U 3,019,559 February 6, 1962 Take-Out Apparatus for Glassware
Machine to remove glass block halves from machines
STUTSKE, William A.
WOOD, JR., Frederick H.
KI Kimble Glass Co.
 Knob
U 272,069 February 13, 1883 Insulator for Electric Conductors
Knob made of two parts to hold wire (see Dario's 1886 catalog of The Electrical Supply Co.)
MACE, Theodore
Knob  
U 279,274 June 12, 1883 Binding Post
Knob with grooves to wrap line wire around
PATTERSON, William R.
Knob Western Electric Co.
U 296,688 April 8, 1884 Insulating Support for Electric Conductors
Knob for holding wires
HAINES, David
LAKE, Stephen
Knob  
U 307,025 October 21, 1884 Electric Wire Supporter
Circular configuration of knobs to hold multiple conductors
DRAPER, Oscar Mann
Knob Himself, Albert Scranton Weaver, and Oscar N Bender
U 349,788 September 28, 1886 Insulator
Knob
FITCH, Nathan T.
Knob  
U 386,111 July 17, 1888 Electric Wire Insulator
Knobs paired to hold wire in trees
CUTLER, Henry H.
Knob  
U 398,025 February 19, 1889 Insulator
Knob
BROWN, Warren C.
Knob  
U 403,727 May 21, 1889 Insulator
Knob - self-tying
BERRANG, Jacob C.
Knob  
U 440,042 November 4, 1890 Insulator for Electric Conductors
Knob - 2 piece
KESSLER, William
Knob  
U 450,384 April 14, 1891 Electric Wire Insulator
Knob with two grooves and side petticoat
BERTOLETTE, Daniel A.
Knob  
U 455,400 July 7, 1891 Manufacture of Knob Molds
Method of forming mold boxes for the manufacture of knobs.
HEADLEY, Harry
Knob H. Brunt & Son
U Specimen known 464,770 December 8, 1891 Clamp for Electric Wires
Nail-knob with matching caming grooves. Rotating cap tightens it against the insulated covered wire and the screw or nail secures the cap in that position.
GREEN, John Jay
BROWN, George C.
Knob  
U 469,940 March 1, 1892 Insulator
Knob - self-tying
HAMMOND, Charles N.
Knob  
U 477,980 June 28, 1892 Insulator
Knob
WIRT, Herbert C.
Knob The Thomson-Houston Electric Co.
U Specimen known 479,134 July 19, 1892 Insulator
Self-typing nail-knob with arm that secures the wire
CONOVER, Chauncey E.
Knob  
U 480,011 August 2, 1892 Insulator
Knob - self-tying
GREEN, John Jay
Knob The Security Insulator Co.
U 483,771 October 4, 1892 Insulator
Knob - self-tying Patent was owned by Pass & Seymour.
SEYMOUR, Albert P.
Knob  
U 485,106 October 25, 1892 Insulator
Knob of mica with side groove to hold wire
LEE, Charles T.
Knob The Johns-Pratt Co.
U 525,001 August 28, 1894 Insulator
Knob - 2 piece
BRADLEY, Leonard W.
Knob  
U 526,472 September 25, 1894 Insulator for Electric Conductors
Knob - self-tying
WEBSTER, George
Knob 1/2 to Arthur Ingraham & Samuel Brown
U 531,635 January 1, 1895 Electric Wire Holder or Insulator
Knob - 2 piece
ISKE, Albert
Knob  
U 549,443 November 5, 1895 Electric Supporting Insulator
Knob
COLLINS, Joseph
Knob  
U 588,048 August 10, 1897 Insulator for Wires
Knob with grooves and bracket
ASHBY, George
Knob  
U 627,366 June 20, 1899 Insulator for Fastening Electric Wires
Knob - self-tying
TRELEAVEN, John
Knob Harry Painter and Christopher Turton
U 660,271 October 23, 1900 Insulating Knob for Electric Light Wiring
Knob - self-tying
HENDERSON, Robert H.
HENDERSON, John G.
Knob  
U 664,176 December 18, 1900 Electric Insulator
Knob - self-tying via screw cap
RISLER, Emil
Knob  
U Specimen known 682,709 September 17, 1901 Insulator
Knob to support underground conduit electric railways
JENKINS, Wilton F.
Knob  
U Specimen known 682,831 September 17, 1901 Adjustable Insulator
Knobs with various fluted sides grouped to hold wire
MURDOCK, Henry D.
Knob  
U Specimen known 697,001 April 8, 1902 Insulator
2-piece reversible nail-knob “P. E. M. Co. knob” (made by the Porcelain Electric Mfg. Co.) formerly known as the “W. E. split knob”. When Thomas received exclusive right to make and market the knob, it was called Thomas “T. P. I. knob “.
NICHOLS, William H.
Knob 1/2 to Elmer Larrabee
U Specimen known 724,329 March 31, 1903 Insulator
Self-tying nail-knob with three flanges on top for tying wire around the knob and saw-toothed bottom edge to prevent the knob from turning.
POLK, Robert H.
Knob  
U Specimen known 745,999 December 8, 1903 Insulator
nail-knob with conical projection on the bottom part that fits in a conical recess in the top part and projections in the wire groove and cap to secure the wire.
BOWER, Sigmund
Knob 1/2 to Joseph Levy
U 753,398 March 1, 1904 Cleat for Electric Wiring
Knob - 2-piece with base cut at an angle
HUNT, Emory C.
Knob 1/2 to Charles Snyder
U Specimen known 753,399 March 1, 1904 Combination Bracket and Knob for Electric Conductors
nail-knob with hole in the top and two side groove for tie-wire (see Western Electrician 4-29-1905)
HUNT, Emory C.
Knob 1/2 to Charles Snyder
U 776,514 December 6, 1904 Cleat for Electric Wiring
Knob - split
HUNT, Emory C.
Knob 1/2 to C. W. E. Snyder
U 783,348 February 21, 1905 Insulator
Knob - self-tying
WRIGHT, Evans C.
Knob 1/2 to Francis McHenry
U 804,115 November 7, 1905 Electrical Insulator
Knob - self-tying
GOODRIDGE, Gilbert W.
Knob  
U Specimen known 806,588 December 5, 1905 Electrical Insulator
Oval shaped nail-knob with saddle top for cap to fit over the saddle
SINCLAIR, Herbert
Knob  
U 815,471 March 20, 1906 Insulator
Knob - split
RICKS, George L.
Knob  
U 825,954 July 17, 1906 Cleat for Electric Wires
Knob - split made from wood or composition
BLAKE, Charles C.
Knob  
U 831,168 September 18, 1906 Insulator
Knob on side of pony insulator similar to British terminal insulator
LEMBECK, Arthur J. L.
Knob 1/2 to John Wall
U 834,533 October 30, 1906 Insulator
Knob - split vertically to clamp wire
NICOLS, James F.
Knob 1/2 to C. D. Stevens
U 840,336 December 25, 1906 Insulator
Knob
JOHNSON, Alfred
Knob  
U 845,544 February 26, 1907 Wiring Knob
Knob
GORDON, Waldo C.
Knob The Electric Good Mfg Co.
U 849,896 April 9, 1907 Insulator
Knob with cam device to hold wire
GRIFFITH, Charles
Knob  
U Specimen known 855,208 May 28, 1907 Insulator
nail-knob with top part fitting inside the bottom and with an offset nail hole. Specimen was found at Star Porcelain Co. dump with embossed marking IDEAL.
SINCLAIR, Herbert
Knob  
U Specimen known 864,947 September 3, 1907 Clamp for Electric Wires
Knob
BUFFINTON, Elisha W.
Knob 1/2 to Marietta Huggett
U 876,059 January 7, 1908 Split Knob
Knob
IRONS, William H.
Knob  
U Specimen known 878,302 February 4, 1908 Insulator
nail-knob, square shaped with reversible matching halves
MARKEL, Harley R.
Knob  
U 879,033 February 11, 1908 Insulators for Electric Wires
Knob
CALDWELL, John
Knob  
U 880,121 February 25, 1908 Electrical Insulator
Knob wiring insulator composed of two or more discs to secure individual wires from each other and the supporting nail or screw.
BOLTON, Daniel G.
Knob  
U 887,520 May 12, 1908 Insulator
Knob - self-tying
REHLING, John W.
Knob  
U 897,669 September 1, 1908 Insulator
Knob - self-tying
SIEGWART, Frank J.
Knob  
U Specimen known 907,251 December 22, 1908 Electrical Wiring Knob
nail-knob with side projection on each part to secure the wire.
LAWRENCE, Harry W.
Knob  
U Specimen known 917,207 April 6, 1909 Insulator
Knob with offset screw
WEBER, JR., August
Knob August Weber, Sr.
U Specimen known 919,386 April 27, 1909 Insulator
Nail knob made by Cook Pottery Co. known as the ""Wedge"" for holding two wires (see article 7273)
SCHAUB, Ferdinand
Knob  
U Specimen known 948,321 February 8, 1910 Knob Insulator
Knob or spool to support a pair of insulation covered wires
GRACE, Sergius P.
Knob Western Electric Co.
U Specimen known 954,596 April 12, 1910 Insulator
Knob (Fireplug)
STADERMANN, Albert L.
Knob  
U 964,586 July 19, 1910 Insulator
Knob - self-tying
TUFTS, JR., John R.
Knob 1/2 to F. W. Clark
U Specimen known 965,723 July 26, 1910 Insulator
nail-knob with ball holder. Known as the Paragon knob, which was sold by the Paragon Electric Co.
MALTHANER, John F.
Knob  
U Specimen known 971,683 October 4, 1910 Insulator
Knob
MARKEL, Harley R.
Knob  
U Specimen known 977,262 November 29, 1910 Insulating Hanger
Knob - self-tying
BIGHAM, Neal Jay
Knob Harry A. Robertson
U 981,074 January 10, 1911 Split-knob Insulator
Knob triangular shaped
DUPONT, Henry H.
Knob  
U 989,231 April 11, 1911 Insulator Support
Knob bracket
CHAMBERLAIN, Wilbur L.
Knob  
U Specimen known 992,570 May 16, 1911 Insulator
Knob with reversible L-shaped halves to better grip the wire and without projections that might get damaged during shipment.
MARKEL, Harley R.
Knob  
U Specimen known 1,014,934 January 16, 1912 Insulator Knob
Knob
BAKER, George
Knob  
U Specimen known 1,021,059 March 26, 1912 Insulator
Knob
MARKLEY, Willis R.
Knob  
U 1,029,980 June 18, 1912 Insulator
Knob - self-tying (see reissue 13,748 on 6-16-1914)
ELLIS, John
Knob  
U Specimen known 1,032,545 July 16, 1912 Insulator
Knob
HILTY, Robert D.
Knob 1/2 to Ira Zeis
U 1,042,372 October 22, 1912 Split Insulator
Knob
HARRIS, John R.
Knob  
U Specimen known 1,048,850 December 31, 1912 Insulator
Findlay reversible ""Buckeye"" split-knob for crossovers
MOORE, John W.
Knob  
U 1,049,405 January 7, 1913 Insulator
Knob
SCHAUB, Ferdinand
Knob  
U 1,060,886 May 6, 1913 Insulator
Interchangeable nail-knob parts
BICKNELL, John E.
Knob Findlay Electric Porcelain Co.
U Specimen known 1,079,239 November 18, 1913 Insulator
Knob with tube of metal surrounding the nail to aid in keeping parts together.
HARRIS, John R.
Knob  
R 13,748 June 16, 1914 Insulator
Knob - self-tying (reissue of 1,029,980)
ELLIS, John
Knob  
U Specimen known 1,127,776 February 9, 1915 Insulator
Reversible nail-knob
KETTRON, Charles W.
Knob Illinois Electric Porcelain Co.
U Specimen known 1,139,748 May 18, 1915 Insulator
Knob
BEATTY, Thomas W.
Knob  
U Specimen known 1,144,153 June 22, 1915 Insulator
Knob
NICHOLS, William H.
Knob  
U Specimen known 1,147,498 July 20, 1915 Divided Insulator
Reversible nail-knob
FREEMAN, Edgar H.
Knob Trenton Porcelain Co.
D 48,174 November 23, 1915 Design for an Insulator Body for Trolley Wire Hangers
Knob with mounting hole and square opening at top
FOX, Alexander Lee
Knob  
U 1,177,996 April 4, 1916 Insulator
Knob with two nail holes
CURRY, William J.
ANDREWS, William A.
Knob  
U Specimen known 1,179,127 April 11, 1916 Insulator
Knob, split with metal clip to hold the parts together
MARKEL, Harley R.
Knob  
U 1,186,862 June 13, 1916 Insulator
Knob
SWARTZ, Otto P.
Knob  
U 1,194,747 August 15, 1916 Insulator
Knob
KELLS, Herbert R.
Knob  
U 1,201,325 October 17, 1916 Insulator
Knob
MARKEL, Harley R.
Knob  
U Specimen known 1,213,011 January 16, 1917 Device for Connecting Outside Wires to Buildings
Odd cylindrical knob with off-center screw hole and external grooves for attaching wires to buildings (see reissue 14,312 on 6-5-1917) [Angle Insulator Co.]
RAGOTZKY, Philip C.
Knob  
U 1,217,315 February 27, 1917 Insulator
Knob
KENDIG, Julian H.
Knob  
U Specimen known 1,218,181 March 6, 1917 Insulator Knob
nail-knob made by Cook Pottery Co. known as the ""Wedge"".
HOMER, John W.
Knob  
R Specimen known 14,312 June 5, 1917 Device for Connecting Outside Wires to Buildings
Odd cylindrical knob with off-set screw hole and external grooves for attaching wires to buildings (reissue of 1,213,011) [Angle Insulator Co.]
RAGOTZKY, Philip C.
Knob  
U Specimen known 1,232,354 July 3, 1917 Insulator
nail-knob
MAIR, John E.
Knob Brunt Tile & Porcelain Co.
U 1,273,313 July 23, 1918 Insulator
Knob with metal clip
BEATTY, Thomas W.
Knob  
U 1,284,799 November 12, 1918 Knob and the Like
Knob with two vertical grooves and lag screw for mounting to building
SINDELAR, Lambert J.
Knob  
U Specimen known 1,290,540 January 7, 1919 Knob Insulator
Knob with 6-prong star under cap (DIXIE NAIL-IT and DIXIE SCREW-IT)
GLOCKER, Gustave
Knob  
D 52,991 February 11, 1919 Design for an Insulator
Miscellaneous knob
HORTON, John T.
Knob  
U 1,302,158 April 29, 1919 Insulator
Knob
HARRIS, John R.
Knob  
U Specimen known 1,311,483 July 29, 1919 Insulator
nail-knob, cap has radial ridges flush with rim of cap and base has ribbed grooves.
AMOS, Frank M.
Knob Wheeling Tile Co.
U 1,314,682 September 2, 1919 Spur Forming Machine
Machine for making nail-knobs (see 1,517,084)
MCKNIGHT, Oscar W.
Knob Brunt Tile & Porcelain Co.
U 1,326,962 January 6, 1920 Sectional Non-Rotative Insulating Knob for Supporting Electric Wires
nail-knob with nail split in the center
POINDEXTER, Alfred M.
Knob  
U Specimen known 1,329,656 February 3, 1920 Insulator
Nail knob made by Triangle M (Illinois Electric Porcelain Co.) with captivated nail. (DIXIE NAILIT)
FARGO, Arthur H.
Knob Charles Tremain
U 1,335,634 March 30, 1920 Insulator
Knob
AMOS, Frank M.
Knob Wheeling Tile Co.
U 1,348,249 August 3, 1920 Insulator Knob
Electrose knob
STEINBERGER, Louis
Knob  
U Specimen known 1,354,396 September 28, 1920 Fastening Device
Knob with ribs on nail to prevent separation
HOENIG, Harry E.
Knob 1/2 to Josiat Smith
U 1,376,307 April 26, 1921 Insulator
Knob
AMOS, Frank M.
Knob Wheeling Tile Co.
U 1,390,118 September 6, 1921 Insulator
Knob
FRIDRICHSEN, Peter Christian Carl
Knob  
U 1,427,953 September 5, 1922 Attaching Device
Knob
HARRISON, Arthur W.
Knob Porcelain Appliance Corp.
U 1,429,079 September 12, 1922 Split Insulator
Knob
KETTRON, Charles W.
Knob Illinois Electric Porcelain Co.
U 1,429,369 September 19, 1922 Attaching Device
Knob
PARKER, William M.
Knob J. H. Parker & Son, Inc.
U 1,474,736 November 20, 1923 Insulator
Knob
SCHAUB, Ferdinand
Knob  
U 1,486,664 March 11, 1924 Assembling Machine for Insulator Knobs
Machine to assemble nail-knobs
HIRES, John Edgar
Knob Automatic Machinery and Equipment Co., Inc.
U 1,512,430 October 21, 1924 Machine for Assembling Nail Knobs
Machine for assembling nail-knobs
LOY, John G.
Knob Federal Porcelain Co.
U 1,517,084 November 25, 1924 Spur Forming Machine
Machine for making nail-knobs (see 1,314,682)
MCKNIGHT, Oscar W.
Knob Brunt Tile & Porcelain Co.
U Specimen known 1,521,433 December 30, 1924 Indicating Insulator
Knob
CHARLTON, Robert W.
Knob  
U Specimen known 1,527,318 February 24, 1925 Insulator
Knob with multiple side grooves
LEWIS, Edwin
Knob American Telephone & Telegraph Co.
U 1,530,298 March 17, 1925 Knob
Knob with side grooves
CHAMBLESS, Young J.
LEE, Ammie L.
Knob  
U 1,532,110 March 31, 1925 Apparatus for Assembling Nail Knobs
Machine for assembling nail-knobs
LOY, John G.
Knob Federal Porcelain Co.
U 1,532,111 March 31, 1925 Machine for Assembling Nail Knobs
Machine for assembling nail-knobs
LOY, John G.
Knob Federal Porcelain Co.
U 1,583,458 May 4, 1926 Nail Knob Assembling Machine
Machine for making nail-knobs
HANLEY, Timothy Henry
Knob Federal Porcelain Co.
U 1,589,939 June 22, 1926 Nail Knob Assembly
Machine to manufacture nail-knobs
CASE, Francis M.
Knob Federal Porcelain Co.
U 1,589,940 June 22, 1926 Nail Knob Assembling and Securing Machine
Machine to manufacture nail-knobs
CASE, Francis M.
Knob Federal Porcelain Co.
U 1,592,042 July 13, 1926 Insulator
Knob
NEWMAN, Maurice H.
GILARDIN, William A.
Knob  
U 1,602,918 October 12, 1926 Insulator
Knob
MARTINEZ, Woodward J.
Knob  
U Specimen known 1,640,815 August 30, 1927 Insulator
Knob - self-tying with side projections to crimp wire and hold it.
BROOKMAN, Horace D.
Knob  
U 1,664,172 March 27, 1928 Insulator
Knob with metal hook to hold wire
HOLLER, John R.
Knob  
U 1,668,581 May 8, 1928 Electrical Insulating Knob
Knob (Canada)
BROWN, Donald M.
Knob  
U 1,736,043 November 19, 1929 Insulator
Knob
KYLE, William D.
Knob Line Material Co.
D Specimen known 108,489 February 15, 1938 Design for an Electric Insulator
Standard Porcelain No. 57
DALTON, Rolland E.
Knob Porcelain Products, Inc.
D Specimen known 115,530 July 4, 1939 Design for a Porcelain Insulator
Fence knob (Wisconsin Porcelain Co. president)
STOHL, Ludwig A.
Knob Wisconsin Porcelain Co.
D 115,578 July 4, 1939 Design for a Porcelain Insulator
Fence knob (Wisconsin Porcelain Co. president)
STOHL, Ludwig A.
Knob  
D 121,705 July 30, 1940 Design for an Electric Fence Insulator
Fence knob
SMITH, Ralph R.
Knob  
U 2,213,425 September 3, 1940 Insulator Fastener
Knob and bracket pin
YOUNG, Harry M.
Knob Western Wire Products Co.
D Specimen known 126,721 April 22, 1941 Design for a Strain Insulator
Surge fence knob
SCHILLING, Lorell John
Knob Babson Brothers Co.
D Specimen known 126,722 April 22, 1941 Design for a Line Insulator
Surge fence knob
SCHILLING, Lorell John
Knob Babson Brothers Co.
U Specimen known 2,307,277 January 5, 1943 Wire Support
Knob - self-tying
KLINGEL, Edward L.
Knob  
U 2,343,576 March 7, 1944 Support for Electric Conductors
Knob
PITTMAN, Ralph R.
Knob  
U Specimen known 2,517,221 August 1, 1950 Secondary and Service Rack Insulator
Knob - specimens exist called ""pencil holder""
LOUX, Raymond A.
Knob  
U Specimen known 2,688,654 September 7, 1954 Insulator for Fence Posts
Knob for electric fence.
BUSSMANN, JR., Aloysius B.
Knob  
U 2,935,553 May 3, 1960 Electrical Knob Insulator
Nail-knob with center bushing to secure nail
SHOWMAN, Robert L.
Knob A. B. Chance Co.
 Lamp
D 3,436 March 30, 1869 Design for a Lamp Chimney
Lamp chimney
HEMINGRAY, Robert
Lamp  
U 167,608 September 14, 1875 Improvement in the Manufacture of Glassware
Lamp foot made by pushing up bottom
GILL, James C.
Lamp John Adams & Co.
 Lamp Chimney
U 92,256 July 6, 1869 Improvement in Lamp Chimneys
Lamp chimney to support a shade
BROOKE, Homer
Lamp Chimney  
 Lathe
U 1,427,213 August 29, 1922 Lathe
Lathe to cut insulator profile using a profile template
LAPP, John S.
Lathe Lapp Insulator Co.
 Lava
U 271,994 February 6, 1883 Electrical Insulator
Method of treating steatite to make artificial lava insulation
STEWARD, Demetrius M.
Lava  
 Lightning
U Specimen known 357,050 February 1, 1887 Lightning Protector for Electrical Conductors
Barbed wire as a conductor for lightning protection placed above the electrical conductors on poles
VAIL, Jonathan H.
Lightning  
U 911,973 February 9, 1909 Insulating High-Voltage Transmission-Lines
Use of steel coil attached to insulator (instead of the conductor) to offer resistance to control lightning surge and protect the insulator
GODDARD, Walter T.
Lightning The Locke Insulator Mfg. Co.
 Lightning Arrester/M-3021
U 1,264,396 April 30, 1918 Lightning Arrester
Lightning arrester attached to M-3021
HAYS, Frederick W.
Lightning Arrester/M-3021  
 Lightning Arrester/U-70
U 1,283,651 November 5, 1918 Lightning Arrester
Lightning arrester with hole through top of insulator similar to U-70.
BUCHANAN, Sutton R.
Lightning Arrester/U-70  
 Lightning Arrestor
U 262,210 August 8, 1882 Combined Insulator, Lightning arrester, and Connector
Combined insulator, lightning arrestor and connector
ECKERT, William
ECKERT, Edward
SEELY, John
Lightning Arrestor  
U 280,324 June 26, 1883 Combined Insulator and Lightning arrester
Combined insulator and lightning arrestor
NOBLE, John E.
Lightning Arrestor 1/6 to Charles J. Leming
U 304,084 August 26, 1884 Device for Protection Electric Light Systems from Lightning
Method of protecting electric generators from lightning by allowing the charge to discharge to the earth ground
EDISON, Thomas A.
Lightning Arrestor  
 Lightning Energy
U 414,943 November 12, 1889 Method of Utilizing Natural Electric Energy
Method of capturing electric energy from lightning rods and storing in a battery
DEWEY, Mark W.
Lightning Energy The Dewey Corp.
 Lightning Rod
U 2,056 April 19, 1841 Improvement in the Mode of Connecting the Rods of Lightning Conductors, Etc.
Lightning rod attached to building with a hook clip
STRONG, Justin E.
Lightning Rod  
U 11,217 July 4, 1854 Improvement in Lightning Rods for Vessels
Lightning rod system tied to the ship's masts and grounded to the copper sheathing on the hull
FORBES, Robert B.
Lightning Rod  
U 11,261 July 11, 1854 Improvement in Lightning Rods
Lightning rod made of sheets of copper to form ribbed or vanes along its length and attached to buildings with lignum vitea wood insulators
LYON, Amos
Lightning Rod  
U 15,491 August 5, 1856 Improvement in Lightning Rods
Lightning rod made of tubular metal with fins
MUNSON, David
Lightning Rod  
U 18,963 December 29, 1857 Improved Device for Attaching Lightning Rods
Lightning rod made of corrugated copper sheets and attached with iron spikes
ELLIOTT, J. B.
Lightning Rod  
U 19,819 March 30, 1858 Improvement in Lightning Conductors
Lightning rod made of iron wires wrapped with copper sheets
WHITE, Oren
Lightning Rod Henry C. Janes
U 21,905 October 26, 1858 Improved Method of Insulating and Supporting Lightning Rods
Lightning rod with adjustable caps
ROGERS, Elkanah C.
Lightning Rod  
U 25,077 August 9, 1859 Improved Construction of Lightning Rods
Lightning rod made of sheet metal formed with spiral-fluted sides
BALDWIN, L. S.
PARKS, Lucius
Lightning Rod L. S. Baldwin
U 25,823 October 18, 1859 Improved Lightning Rod
Lightning rod made by wrapping thin copper sheet metal around a steel rod
HALL, William
Lightning Rod  
U 29,398 July 31, 1860 Improved Construction of Lightning Rods
Combined lightning rod and water gutter
PATTERSON, Jacob M.
Lightning Rod  
U 29,933 September 4, 1860 Improvement in Lightning Rods
Method of connecting hollow lightning rods
WOOSTER, David
Lightning Rod  
U 30,560 November 6, 1860 Improvement in Lightning Rods
Lightning rod made up of continuous strips or tubes of metal
BRITTAN, N.
Lightning Rod  
U 44,880 November 1, 1864 Improvement in Lightning Rod Conductors
Lightning rod made of two types of sheet metal forming a galvanic current to protect the copper
MUNSON, David
Lightning Rod  
U 45,632 December 27, 1864 Improvement in Lightning Rods
Lightning rod made up of a core of twisted wires
PRATT, James
Lightning Rod  
U 47,310 April 18, 1865 Improvement in Lightning Conductors
Lightning rod made up of an iron core and covered with triangular twisted metal
JOHNSON, Isaac
Lightning Rod  
U 52,411 February 6, 1866 Improvement in Lightning Rods
Lightning rod made with a center copper core and outer layer of iron
HAWLEY, Louis J.
Lightning Rod  
U 52,541 February 13, 1866 Improvement in Lightning Rods
Lightning rod with four ribs where halves with two ribs slide together to make any desired length
CUSHMAN, S. D.
Lightning Rod  
U 61,741 February 5, 1867 Improvement in Lightning Rods
Lightning rod made from an iron rod with grooves and strips of copper slid into the grooves to make ribs
JILLSON, Clark
Lightning Rod  
R 2,601 May 14, 1867 Improvement in Lightning Rods
Lightning rod made of flat metal made tubular for the rods and points (see 43,565)
BRITTAN, N.
Lightning Rod  
U 65,775 June 11, 1867 Improvement in Lightning Rods
Lightning rod made of a continuous strip of copper wound and corrugated into rods
STEARNS, Charles
Lightning Rod Jacob A. Kissell and Nathan Blickensderfer
U 66,854 July 16, 1867 Improvement in Corrugated Lightning Rods
Lightning rod made of a continuous flat strip of copper corrugated longitudinally
KISSELL, Jacob A.
BLICKENSDERFER, Nathan
Lightning Rod  
U 70,741 November 12, 1867 Improvement in Lightning Conductors
Lightning rod with braided copper wire as connecting joints that can be easily turned as desired
PIKE, William G.
Lightning Rod  
U 74,406 February 11, 1868 Improvement in Lightning Rods
Lightning rod made with twists and folds
MUNSON, David
Lightning Rod  
R 2,888 March 3, 1868 Improvement in Lightning Rods
Lightning rod made by wrapping thin copper sheet metal around a steel rod (see 25,823)
HALL, William
Lightning Rod  
U 77,729 May 12, 1868 Improvement in Lightning Rods
Lightning rod made of wire or iron with a sheet of copper wrapped several times around it
HALL, William
Lightning Rod  
U 79,618 July 7, 1868 Improvement in Pointed Brackets for Lightning Rods
Lightning rod brass supporting bracket with point attached
WELLS, Martin
Lightning Rod  
U 80,205 July 21, 1868 Improvement in Lightning Rods
Lightning rod composed of strands of triangular shaped wire twised into rope and ends of the strands bent out to make multiple points
OTIS, George W.
Lightning Rod  
U 84,210 November 17, 1868 Improvement in Lightning Rods
Lightning rod made of flat U-shaped metal that can be easily fastened together
MUNSON, David
Lightning Rod  
U 86,151 January 26, 1869 Improved Mode of Constructing Lightning Rods
Method of welding galvanized and copper wires to form a lightning rod
HAMILTON, G. B.
STEVENES, J. S.
Lightning Rod  
U 90,949 June 8, 1869 Improvement in Lightning Rods
Lightning rod made of two long strips of metal rivited together and twisted
KINSEY, Theodore T.
Lightning Rod  
U 91,530 June 22, 1869 Improvement in Lightning Rods
Lightning rod made of iron with strips of copper attached longitudinally and twisted (see reissue 8,459)
FARLEY, Henry W.
Lightning Rod  
U 92,551 July 13, 1869 Improvement in Lightning Rods
Star shaped lightning rod made of 4-edged angle iron with a sheet of copper pressed over the outer surface and then twisted (see reissue 8,429)
VERMILYA, Leland D.
REYBURN, William S.
HUNTER, Edmund A. W.
Lightning Rod  
U 93,609 August 10, 1869 Improvement in Lightning Rods
Method of making star shaped lightning rods with silver plated points
FOOT, David A.
CHADWICK, Avery
Lightning Rod  
U 94,773 September 14, 1869 Improvement in Lightning Rods
Lightning rod made of sheet metal and formed into star shape with four projections
REYBURN, William S.
MARTIN, F. J.
Lightning Rod  
U 96,268 October 26, 1869 Improvement in Lightning Rods
Improvement of 92,551 by using a sheet zinc core with sheet copper covering to make a star shaped lightning rod
REYBURN, William S.
MARTIN, F. J.
Lightning Rod  
U 99,184 January 25, 1870 Improvement in Lightning Rods and Conductors
Lightning rod stamped out of sheet metal into a flat rod with raised edges
HANKERSON, James W.
Lightning Rod 1/2 to Winslow Baker
U 99,381 February 1, 1870 Improvement in Lightning Rods
Square hollow lightning rod connected with square plug that fits inside the ends and secured by crimping with a punch
WEST, J. D.
Lightning Rod  
U 100,549 March 8, 1870 Improvement in Lightning Rods
Lightning rod made of two sheets of metal forming double tubing with flanges and twisted
MUNSON, David
Lightning Rod  
U 106,426 August 16, 1870 Improvement in Clasps for Lightning Rods
A lightning rod holder made of two parts held together with a clip and point to drive into the building
STREET, Richard
Lightning Rod  
U 109,455 November 22, 1870 Improvement in Lightning Rods
Lightning rod made from several sheets of metal strips, twisted together in a spiral, and ends connected with a metal pin
ROW, George
Lightning Rod  
U 110,778 January 3, 1871 Improvement in Lightning Rods
Hollow lightning rod made from sheet metal and without internal support
MUNSON, David
Lightning Rod  
U 111,052 January 17, 1871 Improvement in Lightning Rods
Lightning rod made of stiffened copper wire and threaded joint on the ends to attach a point
FRICKE, Joseph R.
Lightning Rod  
U 112,137 February 28, 1871 Improvement in Lightning Rods
Lightning rod made from wrapping multiple layers to build up desired diameter cable
FRICKE, Joseph R.
Lightning Rod  
U 112,426 March 7, 1871 Improvement in Lightning Rods
Lightning rod made of three or more galvanized iron wires with copper wire laid over and in the grooves between the iron wires to form a metal rope
CUSHMAN, Sylvanus D.
Lightning Rod  
U 113,154 March 28, 1871 Improvement in Lightning Rods
Lightning rod made of hollow copper star rod with iron wire filling the inside and annealed wire in the star points
FOOT, David A.
KNAPP, George S.
Lightning Rod  
U 119,043 September 19, 1871 Improvement in Lightning Rods
Lightning rod made by wrapping angular copper wire around an iron core
MUNSON, David
Lightning Rod  
U 120,457 October 31, 1871 Improvement in Lightning Conductors
Lightning rod conductor made of wires twisted together and wrapped and twisted around a metal tube (see reissue 7,063)
PRESTON, Othniel
Lightning Rod  
U 121,884 December 12, 1871 Improvement in Lightning Rods
Lightning rod made of two metal plate with one ribbed in the center each edge curved into a circle
MINER, Stephen H.
Lightning Rod  
U 122,055 December 19, 1871 Improvement in Lightning Rods
Lightning rod made of a solid copper core covered with twisted iron wires
PHELPS, Myron D.
Lightning Rod  
U 122,290 December 26, 1871 Improvement in Lightning Rods
Lightning rod made of a zinc strip for strength covered on one side with copper
SNOW, Charles P.
Lightning Rod  
U 123,600 February 13, 1872 Improvement in Lightning Rods
Lightning rod made of soft iron flat on the back side and fluted on the front side then covered completely with sheet copper
WELLS, Warren A.
HOUSE, George
Lightning Rod  
U 123,958 February 20, 1872 Improvement in Lightning Rods
Lightning rod made of sheet metal crimped multiple times and curved to a circle to form a hollow rod with multiple deep flutes
WELSH, Dwight F.
Lightning Rod  
U 124,264 March 5, 1872 Improvement in Lightning Rods
Lightning rod made by fastening two metal strips together by indentation, opening to form a star shape, and twising
GOODWIN, Frederick O.
Lightning Rod 1/2 to Frank Goodwin
U 127,094 May 21, 1872 Improvement in Lightning Rods
Lightning rod made of a flat strip of copper with two galvanized wires fixed to the center on each side and then twisting to form a helical shaped rod
MOTT, John M.
Lightning Rod  
U 128,617 July 2, 1872 Improvement in Lightning Rods
Lightning rod made of two stips of zinc curved and joined to form a hollow oval then covered with two strips of copper curved to form a hollow tube around the zinc oval
HANKENSON, James W.
Lightning Rod 1/2 to Mohola Brawley
U 128,818 July 9, 1872 Improvement in Lightning Rods
Lightning rod made of a core of hollow copper wire covered with twisted hollow copper wires
SCHOONMAKER, John C.
Lightning Rod  
U 129,675 July 23, 1872 Improvement in Lightning Rods
Lightning rod made of several ropes of twisted angular copper wire twisted around themselves
MUNSON, David
Lightning Rod  
U 129,676 July 23, 1872 Improvement in Lightning Rods
Lightning rod made of several ropes of twisted angular copper wire twisted around an iron core to reduce cost
MUNSON, David
Lightning Rod  
U 129,677 July 23, 1872 Improvement in Lightning Rods
Lightning rod made of several ropes of twisted angular copper wire twisted around themselves with iron wire laid in the twist to reduce cost
MUNSON, David
Lightning Rod  
U 129,683 July 23, 1872 Improvement in Lightning Rods
Lightning rod with sheet metal coupling and sheet metal bracket for holding the rod
ROBERTSON, James
Lightning Rod  
U 132,615 October 29, 1872 Improvement in Lightning Rods
Lightning rod made of hollow or solid iron dipped several times in molten copper to coat entire surface with multiple layers
YANCEY, Edwin L.
Lightning Rod  
U 135,574 February 4, 1873 Improvement in Lightning Rods
Lightning rod made of iron wire cable core with sheet copper wrapped around the outside and edges tucked in between the cables
MUNN, William B.
Lightning Rod  
U 139,841 June 10, 1873 Improvement in Coupling Tubular Lightning Rods
Means of coupling tubular lightning rods
WESTON, James H.
Lightning Rod  
U 143,862 October 21, 1873 Improvement in Lightning Rods
Lightning rod with twisted flanges that is split on the ends where it fits snugly with the split in the adjoining rod with said joint secured with metal pins
WHITE, Joseph J.
Lightning Rod  
U 145,641 December 16, 1873 Improvement in Couplings for Tubular Lightning Rods
Means of coupling tubular lightning rods
FRITSCH, Joseph W.
Lightning Rod  
U 145,851 December 23, 1873 Improvement in Lightning Rods
Lightning rod made of tubular metal with annular corregations on each end that fitted together to connect two rod sections
DREW, Joseph
Lightning Rod  
U 152,153 June 16, 1874 Improvement in Lightning Rods
Lightning rod made of sheet metal rolled to form four tubular sections with two of the tubes fitted with dowell pins to connect the rod sections
MOTT, John M.
Lightning Rod  
U 159,007 January 19, 1875 Improvement in Lightning Rods
Lightning rod made of sheet metal formed with spiral-fluted sides with edges locking together and crimping the edges of the star wings to on each end of two sections to secure them together
WILMOT, Samuel R.
Lightning Rod  
U 159,961 February 16, 1875 Improvement in Lightning Rods
Improvement on patent 122,055 by using smaller wires in greater number to improve flexibility
PHELPS, Myron D.
Lightning Rod  
U 160,151 February 23, 1875 Improvement in Lightning Rods
Lightning rod with horseshoe steel magnets for points and wrapped with zinc wire
BRYAN, James Chapman
Lightning Rod  
U 160,154 February 23, 1875 Improvement in Lightning Rods
Lightning rod with nickel steel magnets pointed north and south and batteries
BRYAN, James Chapman
Lightning Rod  
U 162,828 May 4, 1875 Improvement in Lightning Rods
Lightning rod made of corrugated or ribbed hollow metal braced on the inside with pitchfork like multiple tines for the point
KLECKNER, John A.
Lightning Rod 1/2 to Henry F. Sholty
U 163,807 May 25, 1875 Improvement in Lightning Rod Standards
Lightning rod stand with three legs
REYBURN, William S.
MARTIN, Frederick J.
Lightning Rod  
U 167,415 September 7, 1875 Improvement in Lightning Rods
Lightning rod system tied into the existing gutter of a home or building
SPANG, Henry W.
Lightning Rod  
R 6,835 January 4, 1876 Improvement in Lightning Rods
Lightning rod system tied into the existing gutter of a home or building (see 167,415)
SPANG, Henry W.
Lightning Rod  
U 171,744 January 4, 1876 Improvement in Lightning Rods
Lightning rod composed of a copper sheet wrapped around a metal bar with copper wrapped wires on either side and the whole twisted
SMITH, Charles H.
Lightning Rod  
U 173,905 February 22, 1876 Improvement in Lightning Rods
Lightning rod made of sealed tubular metal with indentions running around the outside as the threads of a screw adding strength and allowing easy joining of sections
COE, Henry L.
Lightning Rod The Manhattan Brass Co.
U 173,963 February 22, 1876 Improvement in Lightning Rods
Lightning rod with solid supporting rod fitted inside and screwed into the rod coupling on each end
JOHNSON, Isaac
PRICE, David A.
Lightning Rod Reyburn, Hunter & Co.
U 174,451 March 7, 1876 Improvement in Lightning Rods
Lightning rod ground point made of sheet copper arranged concave or fluted
WESTON, James H.
Lightning Rod  
U 175,933 April 11, 1876 Improvement in Lightning Rods
Lightning rod made of sheet iron folded over wires with sections joined with slip joints
COLE, Robert S.
Lightning Rod  
R 7,063 April 18, 1876 Improvement in Lightning Conductors, Rods, or Cables
Lightning rod conductor made of wires twisted together and wrapped and twisted around a metal tube (see 120,457)
PRESTON, Othniel
Lightning Rod  
U 176,820 May 2, 1876 Improvement in Lightning Rods
Lightning rod made by bending a strip of metal to form two right angle triangles placed back to back and twisted
VERMILYA, Leland D.
Lightning Rod 2/3 to Edwin Pickering and Barton Pickering
U 183,370 October 17, 1876 Improvement in Lightning Rods
Lighning rod connecting sleeve to ground point to allow rainwater to wet the ground around the point and flanges to dissipate the charge
COLE, Robert S.
Lightning Rod  
U 184,164 November 7, 1876 Improvement in Lightning Rods
Lightning rod made of a core of twisted copper wire with twisted copper wire strands wrapped around the core and the whole finished cable plated with tin or nickel
MUNSON, David
Lightning Rod  
U 185,430 December 19, 1876 Improvement in Lightning Rods
Lightning rod with flat face to fit flush against a building and ribbed on the opposite side
COLE, John J.
Lightning Rod  
U 188,444 March 13, 1877 Improvement in Lightning Rods
Lightning rod made of copper sheathed iron wire with several iron wires twisted and wrapped around it
VAN LOON, Nicholas
Lightning Rod  
U 189,286 April 3, 1877 Improvement in Lightning Rods
Lightning rod of twisted sheet metal fitted with a serrated strip
VERMILYA, Leland D.
Lightning Rod 1/2 to Henry Webbert
U 190,391 May 1, 1877 Improvement in Lightning Rods
Lightning rod made of a central galvanized iron rod twisted around with several galvanized rods all soldered together then intertwined with strips of copper that are soldered to the core
VAN LOON, Nicholas
Lightning Rod  
U 193,469 July 24, 1877 Improvement in Lightning Rods
Lightning rod composed of water pipes running from the gutters to a water tank buried in the ground (see reissue 7,939)
ADAMS, Lawson
Lightning Rod  
U 193,654 July 31, 1877 Improvement in Lightning Rods
Lightning rod made by wrapping a corrugated strip of metal spirally around a metal tube
HEWITT, John
Lightning Rod  
U 196,235 October 16, 1877 Improvement in Lightning Rods
Lightning rod made with a spirally fluted tubular core with one or more smaller tubular wires wrapped around in the fluted depressions with coupling having a male thread on each end to screw into end of rod which has female threads
KNAPP, George S.
Lightning Rod  
R 7,939 November 6, 1877 Improvement in Lightning Rods
Lightning rod composed of water pipes running from the gutters to a water tank buried in the ground (see 193,469)
ADAMS, Lawson
Lightning Rod  
U 198,471 December 25, 1877 Improvement in Lightning Rods
Lightning rod composed of sheet metal formed into a pair of tubes with rod laying between the tubes and multiple tubes and rods can be used
SMITH, Charles H.
Lightning Rod  
U 204,359 May 28, 1878 Improvement in Lightning Rods
Lightning rod that is hollow and ribbed with galvanized iron core and points fitted along the rod
MUNSON, David
Lightning Rod  
R 8,429 September 24, 1878 Improvement in Lightning Rods
Star shaped lightning rod made of 4-edged angle iron with a sheet of copper pressed over the outer surface and then twisted (see 92,551)
VERMILYA, Leland D.
REYBURN, William S.
HUNTER, Edmund A. W.
Lightning Rod Rights of Vermilya to Reyburn, Hunter, and Byron P. Moulton
R 8,459 October 22, 1878 Improvement in Lightning Rods
Lightning rod made of iron with strips of copper attached longitudinally and twisted (see 91,530)
FARLEY, Henry W.
Lightning Rod Charles H. Smith and John Hewitt
U 212,608 February 25, 1879 Improvement in Lightning Rods
Lightning rod composed of two metal strips twisted around a rod in the middle and encased in a copper tube
KNAPP, George S.
Lightning Rod  
U 213,367 March 18, 1879 Improvement in Lightning Rods
Lightning rod that passes through a copper tank filled with water and buried in the ground
ADAMS, Lawson
Lightning Rod  
R 8,635 March 25, 1879 Improvement in Lightning Rods
Lightning rod made of iron with strips of copper attached longitudinally and twisted (see 91,530)
FARLEY, Henry W.
Lightning Rod Charles H. Smith and John Hewitt
U 218,708 August 19, 1879 Improvement in Lightning Conductors
Lightning rod supported by four twisted metal legs
CAIN, George W.
Lightning Rod  
U 229,382 June 29, 1880 Lightning Rod
Lightning rod supported by three twisted metal legs tha attached to the roof
COLE, John J.
Lightning Rod  
U 234,173 November 9, 1880 Mode of Protecting Oil Tanks from Lightning or Fire
Method of protecting oil tanks with lightning rods using CD 317 (see 194,220 and 224,504)
CHAMBERS, Josephus C.
Lightning Rod Chambers National Lightning Protection Co.
U 234,484 November 16, 1880 Lightning Guard for Oil Tanks
System of lightning rods to protect oil tanks with the protection wires brought up high above the center of the tank
KNUDSON, Adolphus A.
Lightning Rod  
U 243,630 June 28, 1881 Lightning Rod
Lightning rod composed of a zinc tube covered with copper surrounded by twisted spiraling tubes of the same combination
SCHOONMAKER, James H.
Lightning Rod 4/5 to H. D. Morse and N. C. Gault
R 9,934 November 15, 1881 Lightning Rod
Reissue of R6,835 which was a reissue of 167,415; Lightning rod system tied into the existing gutter of a home or building
SPANG, Henry W.
Lightning Rod  
U 250,950 December 13, 1881 Electrical Conductor for Oil Tank Protection
Lightning rod protection system for an oil tank
NEWHALL, Walter P.
Lightning Rod 1/2 to James Casey
U 258,130 May 16, 1882 Means for Protecting Oil Tanks from Lightning
Lightning rod protection system for an oil tank
SACKET, Frederic G.
Lightning Rod  
U 263,423 August 29, 1882 Stand for Lighting Rods
Lightning rod tripod stand supported on insulators mounted on the feet
MUNN, William B.
Lightning Rod  
U 269,018 December 12, 1882 Protecting Apparatus for Buildings
Lightning rod system with adjustable supports at ground level
CROWELL, Ezra
DAWSON, Elisha C.
Lightning Rod  
U 270,379 January 9, 1883 Lightning Rod
Lightning rod made of hollow copper filled with non-metallic material and special connectors on each end
BRANDON, John H.
Lightning Rod  
U 271,029 January 23, 1883 Lightning Conductor
Lightning rod of tubular copper fitted with a funnel shaped point to collect water during the storm to more readily conduct electricity to ground
BROWN, William
Lightning Rod  
U 271,733 February 6, 1883 Tripod Standard for Lightning Rods
Tripod stand for lightning rod with brackets to hold the rod
PATEE, Theodorus H.
RIDGE, Thomas D.
Lightning Rod Theodorus H. Patee
U 273,179 February 27, 1883 Lightning Conductor
Lightning rod system with an extended earth terminal utilizing a fence
SPANG, Henry W.
Lightning Rod  
U 274,564 March 27, 1883 Lightning Conductor
Lightning rod system using funnels with points and gutter type downcomers to ground
COON, James H.
Lightning Rod  
U 282,449 July 31, 1883 Lightning Rod
Lightning rod made of twisted copper or iron rods with points along the length exactly like barbed wire
DODGE, Thomas D.
Lightning Rod  
U 284,082 August 28, 1883 Lightning Conductor
Lightning rod system of two or more rods and grounded to earth
SPANG, Henry W.
Lightning Rod  
U 286,086 October 2, 1883 Electrical Conductor for Oil Tanks
Lightning protection system for oil tanks (see 167,415)
SPANG, Henry W.
Lightning Rod  
U 289,076 November 27, 1883 Lightning Conductor
Lightning rod made of twisted copper or iron rods with points along the length similar to barbed wire
DODGE, Thomas D.
Lightning Rod  
U 293,612 February 12, 1884 Lightning Diffuser
Lightning rod with special bracket to hold the rod away from the building
WOOLLEY, Leonidas G.
Lightning Rod  
U 298,357 May 13, 1884 Lightning Conductor
Lightning rod system using barbed wire
DODGE, Thomas H.
Lightning Rod  
U 303,591 August 12, 1884 Lightning Rod
Method of employing lightning rods so they are the most effective
PRESCOTT, George S.
Lightning Rod 1/2 to Edwin Prescott
U 311,115 January 20, 1885 Lightning Conductor
Lightning rod system using flexible braided wire rod and ridgid tips
FRICKE, Joseph R.
Lightning Rod  
U 314,385 March 24, 1885 Holder for Lightning Rods
Split holder for lightning rods
LAWSHE, Spencer R.
Lightning Rod Theodore H. Patee
U 315,679 April 14, 1885 Lightning Conductor
Barbed wire conductor and netting array to protect buildings or tanks
UPTON, Francis R.
Lightning Rod  
U 328,071 October 13, 1885 Grain Stack Protector
Lightning protection for grain stacks using a portable system
SCHAUER, Florian
Lightning Rod  
U 332,383 December 15, 1885 Lightning Rod Stand
Tripod stand for lightning rod with brackets to hold the rod
COLE, James W.
KNUDSEN, Henry
Lightning Rod James W. Cole
U 356,531 January 25, 1887 Lightning Rod
Lightning rod of two or more tubes
GRIMES, Cornelius H.
Lightning Rod  
U 359,940 March 22, 1887 Lightning Rod Standard or Brace
Tripod stand for lightning rod with brackets to hold the rod
PATEE, Theodorus H.
LAWSHE, Thomas D.
Lightning Rod  
U 361,520 April 19, 1887 Lightning Rod
Lightning rod with openings for water near the point to allow water to travel down the inside of the rod and a ground point with holes to allow the water to enter the ground
HILL, Charles F.
Lightning Rod  
U 362,064 May 3, 1887 Lightning Rod
Lightning rod with holes in the upper end and lower end to allow air to to draft through
DANIELS, Eugene Ora
Lightning Rod  
U 362,801 May 10, 1887 Lightning Rod
Lightning rod a water tank with overflow pipes to ensure tank is full of water
WESTCOTT, Fred
Lightning Rod  
U 364,605 June 7, 1887 Lightning Rod
Lightning rod composed of a hollow core wrapped with small hollow wire which has been wrapped with soft wire and the whole encsed in a copper covering
SCHOONMAKER, James H.
Lightning Rod 2/3 to Henderson D. Morse and Nathaniel C. Gault
U 407,660 July 23, 1889 System of Protection from Lightning
Method of protecting oil tanks from lightning
HILL, Charles F.
Lightning Rod  
U 433,459 August 5, 1890 Lightning Rod Tower
Lightning rod tower used to protect a group of houses or buildings
FERRELL, Isaac M.
Lightning Rod  
U 437,526 September 30, 1890 Lightning Protector for Oil Tanks
Method of protecting oil tanks from lightning
SPANG, Henry W.
Lightning Rod  
U 443,048 December 16, 1890 Method of Protecting Building from Lightning
Lightning rod with non-conducting box filled with soot to break the electric current forcing it to disperse
HODGES, Nathaniel D. C.
Lightning Rod  
U 446,130 February 10, 1891 Lightning Rod
Lightning rod made of sheet copper angularly bent and twisted into a spiral with corrugations between the angles
DOWNEY, George W.
Lightning Rod  
U 452,796 May 26, 1891 Hollow Braided Lightning Rod
Flexible lightning rod made of hollow plaited cable
KRESS, George R.
Lightning Rod  
U 452,983 May 26, 1891 Grounding Device for Lightning Rods
Grounding device for lightning rods
RADFORD, Cassius M.
Lightning Rod  
U 470,514 March 8, 1892 Lightning Conductor
Hollow conductor rod with slip fittings
SIMPSON, Harvey
Lightning Rod  
U 494,286 March 28, 1893 Apparatus for Protecting Buildings from Lightning
System replaces lightning rods by using batteries to put a charge on wires run along the edges of the roof to prevent a lightning strike
BARTLETT, Jonathan B. L.
Lightning Rod  
U 505,106 September 19, 1893 Lightning Rod
Lightning rod designed with varying resistance to current flow and gaps between the rod sections to resist the flow of electric current
HODGES, Nathaniel D. C.
Lightning Rod  
U 508,068 November 7, 1893 Lightning Conductor
Strong, durable lightning rod easily attached to a building with conductor passing through the hollow casing (also patented in England, Switzerland, Belgium, Italy, Spain, France)
WALCH, Gustav Theodor
Lightning Rod  
U 538,603 April 30, 1895 Lightning Rod
Hollow lightning rod with cup to divert water into the lower sections of the rod to improve conduction of current to ground
SIMPSON, Harvey
Lightning Rod  
U 589,566 September 7, 1897 Lightning Rod
Lightning rod with two crowns or points and endless cables attaching them together to equalize the current
MARSHALL, Elbridge
Lightning Rod 9/10 to Ed Stein, J. H. Cannon, D. M. Moore, E. A. Dupree, J. H. McEwen, C. A. McEwen, and W. L. McEwen
U 595,543 December 14, 1897 Tubular Tripod Brace for Lightning Rods
Lightning rod tripod support with tubular legs and male connection for conductor between the legs
KRESS, George R.
Lightning Rod D. W. Dearing
U 636,081 October 31, 1899 Lightning Rod
Lightning rod and conductors with wind-powered current charging a battery to intermittently pass current through the system to aid in lightning protection
STUART, Harry J.
WOODMAN, David D.
Lightning Rod  
U 667,366 February 5, 1901 Lightning Rod
Lightning rod with spring metal core wrapped with braided rope conductor
HANSON, Ebbe J.
Lightning Rod  
U 674,792 May 21, 1901 Revolving Truck for Flag Poles
Lightning rod in combination with a revolving rope guide
MCGRATH, Sylvester S.
LAWLOR, John J.
Lightning Rod  
U 708,188 September 2, 1902 Lightning Rod
Lightning rod system with better grounding to make it more sensitive to passing storm
WILSON, James O.
Lightning Rod  
U 813,660 February 27, 1906 Lightning Conductor
Lightning rod and point made of a system of wires across the roof
MINER, Thomas H.
Lightning Rod  
U 852,572 May 7, 1907 Lightning Conductor
Lightning rod conductor made of braided wire with ends of the wire pushed through the braiding of the other to make a good connection
MCCULLOUGH, William H.
Lightning Rod  
U 877,442 January 21, 1908 Lightning Rod
Lightning rod made of sheet metal with bent or curved under edges
MAST, Lavake L.
Lightning Rod  
U 895,916 August 11, 1908 Lightning Rod Terminal
Lightning rod terminal with a broad compartment filled with charcoal to aid in conductivity
TURNER, John P.
Lightning Rod  
U 904,969 November 24, 1908 Lightning Rod
Lightning rod with Y-shaped tubular support from the point down to the conductor with slip collar attaching the Y support to the conductor
KRESS, George R.
Lightning Rod  
U 940,742 November 23, 1909 Water Retaining and Conveying Attachment for Cable Lightning Rods
Method of retaining water in the ground to aid in conducting the current to ground
SIMPSON, Harvey
Lightning Rod  
U 950,181 February 22, 1910 Lightning Rod Support
Lightning rod tripod support
MAHER, Jeremiah J.
Lightning Rod  
U 950,454 February 22, 1910 Lightning Rod
Conductor cable made by spiralling one wire around a straight wire and making a cable using multiple pairs
MOORE, George J.
Lightning Rod Moore Brothers Lightning Rod Co.
U 963,496 July 5, 1910 Lightning Conductor Point and Point Rod Protector
Means of protection lightning rods and points from oxidation when used on stacks
BAJOHR, Carl
Lightning Rod  
U 963,830 July 12, 1910 Lightning Rod Construction
Lightning rod Y-shaped tubular support for points
THOMPSON, Thomas
Lightning Rod  
U 964,297 July 12, 1910 Lightning Rod Upright
Lightning attached to conductor with bracket formed out of sheet metal and bolted to rod
MOORE, George J.
Lightning Rod  
U 965,207 July 26, 1910 Electric Cable Lightning Rod
Conductor cable made from straight wires
MAST, Louis L.
Lightning Rod  
U 970,642 September 20, 1910 Lightning Conductor
Inexpensive and easily installed lightning rod system made of a conductor wire strung through a chain
REDMOND, Edmond
Lightning Rod  
U 974,396 November 1, 1910 Lightning Rod
Lightning conductor composed of a water-retaining fibrous cored covered by a helical winding with a braided wire covering
KRESS, Edward J.
Lightning Rod William M. Leatherman
U 984,175 February 14, 1911 Lightning Rod
Means of directing rain water down into the ground tip and retain the water in the ground to aid in conduction of the current to ground
YARIAN, Charles E.
Lightning Rod  
U 995,638 June 20, 1911 Brace for Lightning Rod Tops
Lightning rod tripod to support rod with ball ornament
SHINN, William C.
Lightning Rod  
U 1,003,285 September 12, 1911 Lightning Rod Brace
Lightning rod tripod to support rod with Y-clips to hold conductor insulator or conductor
MILLER, George A.
Lightning Rod  
U 1,004,681 October 3, 1911 Lightning Rod Cable
Light weight, flexible conductor cable made of twisted and braided wires
PARKER, Edward Henry
Lightning Rod  
D 42,173 February 13, 1912 Design for Lightning Rod Terminal
Lightning rod stand with twists and curls supporting glass ball, weather vane arron, and point
KRETZER, Sidney D.
Lightning Rod St. Louis Lightning Rod Co.
U 1,098,738 June 2, 1914 Lightning Rod
Lightning rod system with multiple points along the crest and eaves and conductor with multiple ground connections
KRETZER, Sidney D.
Lightning Rod  
U 1,112,634 October 6, 1914 Lightning Conductor
Improvement of a previous application (see 1,119,973) by inserting a metallic disc in the coupling to aid in conduction through the coupling
MAST, Louis L.
Lightning Rod Delbert H. Mast
U 1,119,973 December 8, 1914 Lightning Conductor
Conductor composed of a strong metal core covered with a sheath of copper to form a ""star"" shaped lightning rod
MAST, Louis L.
Lightning Rod Delbert H. Mast
U 1,122,434 December 29, 1914 Lightning Rod Brace
Lightning rod with short bracket to attach to roof peak with weathervane arrow
STEFFES, Anton J.
Lightning Rod  
U 1,125,064 January 19, 1915 Lightning Rod Fastener
Flat spring metal clip easily fastened to walls with screws and lightning rod snaps into the clip for easy installation
CONNELL, James R.
Lightning Rod Wisconsin Iron and Wire Works
U 1,127,696 February 9, 1915 Lightning Rod Low Top
Lightning rod attached to peak of roof with four feet
SWENSON, John S.
Lightning Rod Electra Lightning Rod Co.
U 1,128,261 February 9, 1915 Lightning Rod High Top
Lightning rod tripod attached to peak of roof and Y-connection for rod to conductor
SWENSON, John S.
Lightning Rod Electra Lightning Rod Co.
U 1,129,358 February 23, 1915 Lightning Rod Conductor
Lightning rod attached to conductor with flat sheet metal end
MITCHELL, Melvin G.
Lightning Rod National-Standard Co.
U 1,135,940 April 13, 1915 Lightning Rod Cable
Flexible lightning rod conductor made of twisted and spiralled wire cable
JUEL, Peter J.
Lightning Rod H. S. Rottenborg and H. C. Hansen
U 1,140,582 May 25, 1915 Bracket for Lightning Rod Points
Support or bracket for lightning rod point made of flat copper that can be easily bent for installation
DODD, Thomas W.
Lightning Rod Dodd & Struthers
U 1,150,907 August 24, 1915 Lightning Rod Terminal
Lightning rod ground terminal to keep the earth wet to improve conduction to ground
THOMPSON, George E.
Lightning Rod  
U 1,153,617 September 14, 1915 Lightning Rod
Lightning rod made of flat metal coiled helically to form a hollow tube and then wires spiralled around the outside
GOETZ, Julius F.
Lightning Rod  
U 1,170,260 February 1, 1916 Lightning Rod
Tubular lightning rod points with Y-shaped attachment to conductor
HOOVENS, Amasa G.
Lightning Rod  
U 1,214,652 February 6, 1917 Lightning Rod Structure
Tubular lightning rod points with Y-shaped attachment to conductor by means of a sheet metal connector folded at various points during installation to secure the rod to the conductor
CURTI, John E.
Lightning Rod  
U 1,244,118 October 23, 1917 System of Lightning Conductors
System of lightning rods to form a metallic cage surrounding the building
MULLEN, George Allen
Lightning Rod  
U 1,266,175 May 14, 1918 Lightning Protector
Lightning rod elevated above the building with multiple downwardly curving points
TESLA, Nikola
Lightning Rod  
U 1,303,739 May 13, 1919 Lightning Rod
Tubular lightning rod with flat end that is folded around the conductor and secured with a screw
SWENSON, John S.
STEHLIK, Frank E.
Lightning Rod  
U 1,467,922 September 11, 1923 Lightning Rod
Lightning rod for roof peaks with Y-shaped connector bolted below the conductor and nailed to the roof
CREIGHTON, Melvin
Lightning Rod  
U 1,513,931 November 4, 1924 Lightning Rod Point Support
Lighting rod with supporting feet for tiled roof peaks that fit over ridge tiles and under the tile edges
REA, Ernest C.
Lightning Rod  
U 1,538,946 May 26, 1925 Lightning Rod Connector
Lightning rod with Y-shaped connector pressed out of sheet metal, folded in half around the conductor, and halves secured together by bending over the metal tabs
MOORE, Ira M.
Lightning Rod  
U 1,649,697 November 15, 1927 Lightning Rod Support
Lightning rod with supporting feet for tiled roof peaks that fit over ridge tiles and under the tile edges
HOOVENS, Amasa G.
Lightning Rod  
U 1,666,326 April 17, 1928 Lightning Rod
Lightning rod made of locked seam copper tubing that can be easily formed, wrapped around other rods and conductors, and with ends that slip together and readily riveted
DALLAS, Charles D.
Lightning Rod  
U 1,666,670 April 17, 1928 Lightning Rod Air Terminal Bracket
Lightning rod with attachment bracket to secure conductor and fit over tiled roof peaks, metal roof peaks, or raised edges of buildings
SCHNOEBELEN, Clement A.
Lightning Rod  
U 1,682,288 August 28, 1928 Lightning Rod Construction
Lightning rod with ornamental support stand and method of attaching to roof peaks or sloped roof
KRETZER, Sidney D.
Lightning Rod  
U 1,818,494 August 11, 1931 Lightning Rod Point Connection
Lightning rod with swiveling support that can be screwed to the roof
MERSHIMER, Lawrence M.
Lightning Rod  
U 2,644,026 June 30, 1953 Radioactive Lightning Protector with Accelerating Elements
Lightning rod with porcelain disk coated with radioactive material
GRENIER, Joseph Pierre
LESCIEUX, Pierre Edouard Eugene
Lightning Rod Ste. Helita
U 2,815,395 December 3, 1957 Radioactive Lightning Protector
Lightning rod with a porcelain insulator just below the point with bands of radioactive material on its surface and a much larger hollow metal spoked ring below with bands of radioative material on the surface
DONELLI, Benedetto Luigi
Lightning Rod  
 Lightning Rod Clip
U 693,213 February 11, 1902 Anchor Fastener for Lightning Conductors
Metal clips fitted between bricks in order to secure lightning rod conductor to wall
BAJOHR, Carl
Lightning Rod Clip  
U 799,433 September 12, 1905 Support Fastener for Lightning Conductors
Metal clips fitted in molded concrete or stone in order to secure lightning rod conductor to wall
BAJOHR, Carl
Lightning Rod Clip  
 Lightning Rod Conductor
U 108,354 October 18, 1870 Improvement in Combined Eaves Troughs and Lightning Rods
Eave trough and water pipe used as conductor for lightning rods
HANKENSON, James W.
BAKER, Winslow
Lightning Rod Conductor  
U 196,350 October 23, 1877 Improvement in Conductors for Lightning Rods
Lightning rod conductor shaped like a trough which is galvanized on outside and lined with Russia iron on the inside and running down from rod to just below the eave with lightning rod resting in the trough
GOSS, Alonzo
Lightning Rod Conductor  
U 196,493 October 23, 1877 Improvement in Lightning Conductors
Lighning rod conductor with improved grounding
SPANG, Henry W.
Lightning Rod Conductor  
U 204,257 May 28, 1878 Improvement in Lightning Conductors
Sheet metal strips connecting lightning rods to gutters
SPANG, Henry W.
Lightning Rod Conductor  
 Lightning Rod Coupling
U 2,284 October 9, 1841 Improvement in the Mode of Attaching the Receiving and Discharge Points of Lightning Conductors
Lightning rod connectors cast on the ends
ORCUTT, William A.
Lightning Rod Coupling  
U 49,633 August 29, 1865 Joints of Lightning Rods
Joint or coupling for tubular lightning rod that slips over the rod and secured with a screw
KING, L.
Lightning Rod Coupling  
U 50,398 October 10, 1865 Lightning Rod Joints
Lightning rods joined with slip joints
SMITH, N. E.
Lightning Rod Coupling  
U 78,459 June 2, 1868 Improvement in Lightning Rods
Means of connecting tubular lightning rods and supporting with rubber brackets
KIRTLAND, George
Lightning Rod Coupling S. Smith
U 90,578 May 25, 1869 Improvement in Lightning Rod Couplings
Coupling for lightning rods where the ends can be screwed together (see reissue 8,304)
REYBURN, William S.
HUNTER, Edmund A. W.
Lightning Rod Coupling  
U 113,530 April 11, 1871 Improvement in Lightning Rods
Lightning rods connected with a tubular metal dowel
KING, Lewis
Lightning Rod Coupling  
U 113,869 April 18, 1871 Improvement in Lightning Rods
Coupling for tubular lightning rods made of a lap or scarf joint
GAYLORD, Albert A.
Lightning Rod Coupling  
U 116,453 June 27, 1871 Improvement in Machines for Joining Tubular Lightning Rods
Machine or dies for opening one end of a tubular lightning rod and compressing the end of another rod section so the two ends fit together and secured by soldering
KNAPP, George S.
Lightning Rod Coupling  
U 118,166 August 15, 1871 Improvement in Lightning Rods
Coupling for tubular or solid lightning rods that is screwed together and made solid by a ferrule secured with a pin
STEPHENSON, George A.
SUTLIFF, Oliver L.
Lightning Rod Coupling  
U 119,323 September 26, 1871 Improvement in Lightning Rod Connections
Lightning rod coupling using a round metal disk with radial threaded holes
CODINGTON, Ayres
Lightning Rod Coupling  
U 120,251 October 24, 1871 Improvement in Lightning Rod Couplings
Lightning rods with interconnecting couplings
DEMOREST, David W.
Lightning Rod Coupling  
U 152,242 June 23, 1874 Improvement in Lightning Rods
Coupling to make T-connections for lightning rods
MOTT, John M.
Lightning Rod Coupling  
U 170,377 November 23, 1875 Improvement in Lightning Rods
Coupling for hollow lightning rods composed of a hollow indented plug that fits into indentions in the rod ends
JOHNSON, Isaac
Lightning Rod Coupling  
U 173,962 February 22, 1876 Improvement in Couplings for Tubing and Lightning Rods
Coupling made of a short hollow piece placed inside both ends of the rod and crimped down through the rod ends to secure the sections
JOHNSON, Isaac
Lightning Rod Coupling Reyburn, Hunter & Co.
U 176,769 May 2, 1876 Improvement in Lightning Rod Couplings
Lightning rod connector made of solid metal fitting snugly inside each end of the tubular rod and secured with pins
BRADLEY, Sylvester
Lightning Rod Coupling  
U 183,425 October 17, 1876 Improvement in Lightning Rods
Coupling for twisted sheet metal lightning rod composed of hollow end to fit over end of rod and pinned to rod with matching threaded end so coupling parts can be screwed together
SMITH, Charles H.
Lightning Rod Coupling  
U 183,426 October 17, 1876 Improvement in Lightning Rod Connections
Coupling for twisted sheet metal lightning rod composed of hollow end to fit over end of rod and crimped to secure to rod with matching threaded end so coupling parts can be screwed together
SMITH, Charles H.
Lightning Rod Coupling  
U 186,503 January 23, 1877 Improvement in Lightning Rod Connector Clips
Coupling or connector clip composed of flat metal bent around the adjoining rod with external threads formed on the end so the rod can be screwed onto the clip
SHOOK, Albert
Lightning Rod Coupling  
U 186,877 January 30, 1877 Improvement in Lightning Rod Couplings
Coupling made with square socket that is crimped over end of lightning rod and has threaded bolt end to screw into next section
REYBURN, William S.
MARTIN, Frederick J.
Lightning Rod Coupling  
U 189,298 April 10, 1877 Improvement in Couplings for Lightning Rods
Coupling for corrugated or fluted lightning rods of same shape fitted over the ends of the rods and riveted
BRADLEY, Lucien
Lightning Rod Coupling  
U 192,718 July 3, 1877 Improvement in Couplings for Lightning Rods
Coupling for tubular lightning rods with male and female parts allowing the ends to be screwed together
SMITH, Charles H.
Lightning Rod Coupling  
U 201,059 March 5, 1878 Improvement in Lightning Rod Connections
Coupling for lightning rod with matching male and female threads applied to the ends of rods and then the whole galvanized to make one continuous rod section
SMITH, Charles H.
Lightning Rod Coupling  
R 8,304 June 25, 1878 Improvement in Couplings for Lightning Rods
Coupling for lightning rods where the ends can be screwed together (see 90,578)
REYBURN, William S.
HUNTER, Edmund A. W.
Lightning Rod Coupling 1/2 of Hunter's right to Byron P. Moulton
U 211,441 January 14, 1879 Improvement in Lightning Rod Couplings
Coupling for lightning rod that is cast in iron on the ends of the rods and provided with male and female threaded ends
TURNER, Edward S.
Lightning Rod Coupling  
U 211,847 February 4, 1879 Improvement in Lightning Rods
Coupling for lightning rods that is larger diameter than rod and supplied with male and female threads
HEWITT, John
Lightning Rod Coupling  
U 214,545 April 22, 1879 Improvement in Lightning Rod Couplings
Lightning rod coupling with one tapered end to fit snugly in the other end (see reissue 9,145)
BACON, Elmore C.
Lightning Rod Coupling  
U 214,558 April 22, 1879 Improvement in Lightning Rod Couplings
Lightning rod coupling made by inserting a tenon on the ends of rod sections, driving a non-corrosive male threaded thimble on the tenon, and screwing the ends of adjoing rods into a collar coupling
FRITSCH, Joseph W.
Lightning Rod Coupling  
R 9,145 April 13, 1880 Lightning Rod Coupling
Lightning rod coupling with one tapered end to fit snugly in the other end (see 214,545)
BACON, Elmore C.
Lightning Rod Coupling  
U 230,293 July 20, 1880 Connection for Lightning Rods
Connection for two lightning rods that cross on the roof and point attached to the connection
LILLY, Charles H.
Lightning Rod Coupling  
U 231,203 August 17, 1880 Lightning Rod Coupling
Screw coupling for ""star"" rods
WESTON, James H.
Lightning Rod Coupling  
U 257,889 May 16, 1882 Lightning Rod Coupling
Coupling for spiraling lightning rods that is strong and can be screwed together
PATEE, Theodorus H.
Lightning Rod Coupling  
U 257,890 May 16, 1882 Lightning Rod Coupling
Coupling for spiraling lightning rods that is strong and can be screwed together
PATEE, Theodorus H.
Lightning Rod Coupling  
U 257,891 May 16, 1882 Lightning Rod Coupling
Coupling for spiraling lightning rods that is strong and can be screwed together
PATEE, Theodorus H.
Lightning Rod Coupling  
U 258,590 May 30, 1882 Coupling for Lightning Rods
Coupling made in a hollow metal box that can be crimped during installation to fit around the spiralling sides of the lightning rod
MUNN, William B.
Lightning Rod Coupling  
U 266,075 October 17, 1882 Lightning Rod Joint or Coupling
Internal coupling for hollow lightning rods that can be pinned to the rod
BALL, Charles E.
Lightning Rod Coupling  
U 278,028 May 22, 1883 Lightning Rod
Method of connecting flanged or ribbed lightning rods
LOBDELL, Augustus C.
Lightning Rod Coupling  
U 282,562 August 7, 1883 Lightning Rod
Coupling for spiraling lightning rods that can be crimped over the ends of the rod to fit securely with the ribs of the rod
PATEE, Theodorus H.
Lightning Rod Coupling  
U 287,286 October 23, 1883 Lightning Rod Joint
Coupling for spiraling lightning rods that is an internally threaded collar so each end of the rod can be screwed into the coupling
HEWITT, William
Lightning Rod Coupling  
U 287,929 November 6, 1883 Lightning Rod Coupling
Coupling for spiraling lightning rods such that each end of the rod is screwed into the other
HEWITT, William
Lightning Rod Coupling  
U 297,290 April 22, 1884 Coupling for Lightning Rods
Coupling for spiraling lightning rods such that each end of the rod is screwed into the other
PATEE, Theodorus H.
Lightning Rod Coupling  
U 303,488 August 12, 1884 Coupling for Tubular Lightning Rods
Coupling for tubular lightning rods
BRADLEY, Sylvester
Lightning Rod Coupling  
U 305,140 September 16, 1884 Lightning Rod Coupling
Coupling for tubular lightning rods
BRADLEY, Sylvester
Lightning Rod Coupling  
U 332,673 December 15, 1885 Coupling for Lightning Rods
Coupling for four-pointed twisted lightning rods
MUNSON, Alvin Johnston
Lightning Rod Coupling  
U 344,096 June 22, 1886 Coupling for Lightning Rods
Coupling for four-pointed twisted lightning rods
FLOY, Edward A.
Lightning Rod Coupling  
U 373,407 November 15, 1887 Interlocking Coupling for Lightning Rods
Coupling for lightning rods the interlocks with slots and projections on each end of the rod sections
KRESS, George R.
Lightning Rod Coupling  
U 375,756 January 3, 1888 Lightning Rod
Coupling for lightning rods that allows each section to be screwed together
LAWSHE, Spencer R.
Lightning Rod Coupling  
U 395,399 January 1, 1889 Lightning Rod
Coupling for four-pointed lightning rods
MAST, Louis L.
Lightning Rod Coupling  
U 400,464 April 2, 1889 Lightning Rod and Coupling
Coupling burr with serrated ends that interlock with the rod sections
LAWSHE, Spencer R.
Lightning Rod Coupling  
U 406,681 July 9, 1889 Lightning Rod
Coupling with flat resilent spring between the sections
WATTS, John Henry Charles
Lightning Rod Coupling  
U 518,793 April 24, 1894 Lightning Rod and Coupling
Couple with internal threads to screw sections together
SMITH, John W.
Lightning Rod Coupling  
U 873,154 December 10, 1907 Two Male T
Lightning rod ""T"" coupling
MILLER, George A.
Lightning Rod Coupling St. Louis Lightning Rod Co.
U 938,137 October 26, 1909 Lightning Rod
Lightning rod coupling not made of copper but maintaining a copper contact
GOETZ, Julius F.
Lightning Rod Coupling  
U 1,070,948 August 19, 1913 Cable and Tube Coupling
Lightning rod coupling formed from sheet metal with flaps that fold over the conductor
DODD, Thomas W.
Lightning Rod Coupling  
U 1,133,176 March 23, 1915 Lightning Rod Coupling
Lightning rod coupling made of sheet metal and bent over and attached with slipover fitting
OWEN, Edward Glen
Lightning Rod Coupling  
U 1,140,052 May 18, 1915 Coupling for Sectional Rods
Lightning rod coupling the fits over spiralled rods and crimps tight against the end and screws to other couplings (see 1,558,268)
MAST, Louis L.
Lightning Rod Coupling  
U 1,162,855 December 7, 1915 Lightning Rod
Coupling for lightning rods and conductors whether hollow or cable design
GOETZ, Julius F.
Lightning Rod Coupling  
U 1,163,181 December 7, 1915 Lightning Rod Coupling
Coupling for spiral ""star"" shaped lightning rods (see 297,290)
SCHMITT, Eugene A.
Lightning Rod Coupling Cole Brothers Lightning Rod Co.
U 1,181,399 May 2, 1916 Lightning Rod Connecting Clamp
Coupling for connecting lightning rods to conductor which clamps around both ends
MCCULLOUGH, William H.
Lightning Rod Coupling J. W. Moorehead, Rayburn Hunter & Co.
U 1,216,170 February 13, 1917 Lightning Rod Connector
Lightning rod connector made of sheet metal and folded at various points to secure the rod to the conductor
RUSSELL, William F.
Lightning Rod Coupling  
U 1,313,391 August 19, 1919 Lightning Rod Coupling
Lightning rod coupling for spiralled ""star"" shaped lightning rods to allow the ends to be screwed together
KRETZER, Sidney D.
Lightning Rod Coupling  
U 1,373,519 April 5, 1921 Lightning Rod Connector
Lightning rod coupling composed of a Y-shaped channel to hold the conductor and provide two connections
MEYER, George
Lightning Rod Coupling  
U 1,558,268 October 20, 1925 Coupling for Sectional Rods
Lightning rod coupling the fits over spiralled rods and crimps tight against the end and screws to other couplings (see 1,140,052)
MAST, Louis L.
Lightning Rod Coupling  
U 1,625,266 April 19, 1927 Rod Coupling
Lightning rod made solid with parallel fins and connected by coupling with matching male and female threads crimped over the ends of the rod sections
MAST, Charles O.
Lightning Rod Coupling Mast Lightning Rod Co.
U 1,626,180 April 26, 1927 Lightning Rod Connecter
Lightning rod coupling composed of a Y-shaped tube which allows one end of the conductor to slip inside the tube and Y end attached to other conductor by bending over the metal tabs
BURKETT, Byron C.
Lightning Rod Coupling The Burkett Lightning Rod Co.
U 1,808,595 June 2, 1931 Lightning Rod Coupler
Lightning rod coupling with either male or female threads that is square and fits over and crimped to end of rods
CRIPE, Earnest C.
Lightning Rod Coupling  
 Lightning Rod Crest
U 384,384 June 12, 1888 Metallic Crest Tile Lightning Rod
Lightning rod in the form of metal crest tile and attached to end eaves of the house with conductors to ground
NELSON, Clark B.
Lightning Rod Crest 1/2 to James H. Watson
U 665,986 January 15, 1901 Lightning Arrester
Metal lightning rod crest along the roof peaks connected to ground
WOOD, William D.
Lightning Rod Crest Henry B. Roach and William M. Potts
U 951,411 March 8, 1910 Lightning Protector for Buildings
Lightning rod system using a hollow metal crest with multiple points and connected to gutters
ANDERSON, John P. A.
Lightning Rod Crest  
 Lightning Rod Extinquisher
U 128,534 July 2, 1872 Improvement in Combined Fire Extinguishers and Lightning Rods
Perforated water pipes running the crest of the building with lightning rods attached for the purpose of extinguishing a fire
CARL, Nelson
Lightning Rod Extinquisher 1/2 to Martin Baxter
 Lightning Rod Fence
U 317,908 May 12, 1885 Electric Conductor for Wire Fence
Lightning protection for wire fence
WILLIAMSON, Charles
Lightning Rod Fence  
U 319,300 June 2, 1885 Lightning Arrester for Wire Fence
Lightning protection for wire fence
MORTON, William Arthur
Lightning Rod Fence  
U 401,095 April 9, 1889 Lightning Conductor for Wire Fences
Lightning rod connecting all strands of barbed wire fencing to ground to prevent lightning killing cattle which are standing near the fence
WOOD, Fremont E.
Lightning Rod Fence  
U 1,222,255 April 10, 1917 Standard Fence Stay Anchor Rod and Lightning Rod
Lightning rod for barbed wire fence
ALVERSON, Lewis
Lightning Rod Fence  
 Lightning Rod Ground
U 97,496 December 7, 1869 Improvement in Lightning Rods and Conductors
Grounding tip for lightning rod that retains water to improve conduction to ground
GARLICK, Theodotus
Lightning Rod Ground  
U 362,062 May 3, 1887 Multiple Subsidiary Ground Terminal for Lightning Rods
Lightning rod ground with multiple ground wire to spread current into ground
COLE, James W.
Lightning Rod Ground  
 Lightning Rod Insulator
U 4,807 October 7, 1846 Improvement in Lightning Conductors
Lighting rod and insulator
L'ANGLAIS, Rene
Lightning Rod Insulator  
U Specimen known 7,076 February 5, 1850 Lightning Rod Insulator
Lightning rod insulator (attachment for conductors)
SPRATT, James
Lightning Rod Insulator  
U Specimen known 8,316 August 26, 1851 Improvement in Insulators for Lightning Rods
Lightning rod insulator (attachment for conductors)
OTIS, George W.
Lightning Rod Insulator  
U 11,539 August 15, 1854 Insulator for Lightning Rods
Lightning rod insulator (split circular) with metal screw bracket
WEBB, Timothy U.
Lightning Rod Insulator  
U Specimen known 13,162 July 3, 1855 Improvement in Attachments for Lighting Rods
Lightning rod insulator holder for glass insulator (Salamander)
DWYER, Robert D.
Lightning Rod Insulator  
U 20,916 July 13, 1858 Improved Device for Securing Lightning Rods
Lightning rod insulator (glass) with spring clip to hold rod
SCHRAGE, Victor
Lightning Rod Insulator  
U 22,188 November 30, 1858 Improved Supporting Insulator for Lightning Rods
Lightning rod insulator (glass) and bracket to support rod
MCLEOD, N. N.
Lightning Rod Insulator  
U Specimen known 23,373 March 29, 1859 Improved Insulator for Lightning Rods
Lightning rod insulator (glass) and bracket to hold rod
HICKOK, Russel
Lightning Rod Insulator  
U Specimen known 24,110 May 24, 1859 Improved Device for Securing Lightning Rods
Lightning rod insulator (glass) with spring clip to hold rod
ENGGREN, John A.
Lightning Rod Insulator  
U 27,977 April 24, 1860 Improved Method of Insulating and Supporting Lightning Rods
Lightning rod insulator (two-piece) with split support
FOX, Myron
Lightning Rod Insulator  
U 39,613 August 18, 1863 Improvement in Insulators for Lightning Conductors
Lightning rod insulator (glass) to hold conductors with bracket
EAGLES, Edwin
Lightning Rod Insulator 1/2 to J. H. Guion
U Specimen known 66,054 June 25, 1867 Improvement in Lightning Rod Insulators
Lightning rod insulator (glass) with tie wire to hold conductor
STEBBINS, Darius
Lightning Rod Insulator 1/2 to E. Morse
U 66,215 July 2, 1867 Improvement in Insulator Holders
Lightning rod insulator holder for glass insulator
CALROW, Richard
Lightning Rod Insulator  
U Specimen known 70,727 November 12, 1867 Improvement in Insulators for Lightning Rods
Lightning rod insulator (glass) with sheet metal strip under shingles
LOCKHART, Thomas J.
LOCKE, Josiah
Lightning Rod Insulator  
U 93,410 August 10, 1869 Improvement in Insulators for Lightning Rods
Lightning rod insulator clamp type and rain shield
BURNHAM, John
Lightning Rod Insulator  
U 94,037 August 24, 1869 Improvement in Insulators
Lightning rod insulator slotted for self-locking
SCOTT, Franklin
Lightning Rod Insulator  
U Specimen known 224,504 February 10, 1880 Insulated Cresting
Lightning rod insulators (CD 317) used in roof cresting system
CHAMBERS, Josephus C.
Lightning Rod Insulator Chambers National Lightning Protection Co.
U 230,290 July 20, 1880 Lightning Rod Insulator
Lightning rod insulator of tubular glass with flat side & metal bracket
LILLY, Charles H.
Lightning Rod Insulator  
U Specimen known 289,890 December 11, 1883 Telegraph and Telephone Conductor
Lightning rod insulator system to protect telephone lines from cross talk
CHAMBERS, Josephus C.
Lightning Rod Insulator Vine, Jackson, Gridley
U 289,891 December 11, 1883 Telegraph and Telephone Cable
Lightning rod insulator system to protect telephone lines from cross talk
CHAMBERS, Josephus C.
Lightning Rod Insulator Vine, Jackson, Gridley
U 305,020 September 9, 1884 Insulator for Lightning Rods
Lightning rod insulator of two interlocking parts
RUTH, John Anthony
Lightning Rod Insulator  
U Specimen known 450,708 April 21, 1891 Insulator
Lightning rod insulator
CREIGHTON, Theodore
Lightning Rod Insulator  
U Specimen known 699,761 May 13, 1902 Insulator
Lightning rod insulator tie wire knob
KRETZER, Henry F.
Lightning Rod Insulator  
 Lightning Rod Machine
U 25,534 September 20, 1859 Machine for Making Lightning Rods
Machine for making corrugated, twisted lightning rods out of sheet metal
STEARNS, Charles
Lightning Rod Machine  
U 107,051 September 6, 1870 Improvement in Machines for Making Tubular Lightning Conductors
Machine for making corrugated lightning rods out of sheet metal
HOUSEL, Benjamin F.
THAYER, Simeon O.
Lightning Rod Machine  
U 119,987 October 17, 1871 Improvement in Machines for Making Lightning Rods
Machine for making lightning rods (see 113,154) by wrapping wires around a central core, covering with a sheath of sheet copper, and coiling up the rod as it is produced
KNAPP, George S.
Lightning Rod Machine  
U 156,713 November 10, 1874 Improvement in Machines for Making Tubular Lightning Rods
Machine for making lightning rods by make metal tubes from sheet metal and wrapping the tubes around a central core
SCHOONMAKER, John C.
Lightning Rod Machine  
U 161,541 March 30, 1875 Improvement in Machines for Making Lightning Rods
Machine for making lightning rods (see reissue 8,696)
MUNN, William B.
Lightning Rod Machine  
U 202,578 April 16, 1878 Improvement in Machines for Making Lightning Rods
Portable machine to make lightning rods mounted in a wagon
PATEE, Theodorus H.
Lightning Rod Machine  
R 8,696 May 6, 1879 Improvement in Machines for Making Lightning Rods
Machine for making lightning rods (see 161,541)
MUNN, William B.
Lightning Rod Machine  
U 297,291 April 22, 1884 Portable Lightning Rod Machine
Portable machine to make lightning rods
PATEE, Theodorus H.
Lightning Rod Machine  
U 323,105 July 28, 1885 Machine for Making Lightning Rod Connections
Machine for making lightning rod connectors
BRADLEY, Sylvester
Lightning Rod Machine  
U 630,334 August 8, 1899 Machine for Making Lightning Rods
Machine for making lightning rods that are easily bent to aid in installation
DODD, West
Lightning Rod Machine  
U 887,277 May 12, 1908 Machine for Making Cable Lightning Rods
Machine for making cable conductors that is a cable within a cable for greatest flexibility and conduction
SHINN, William C.
Lightning Rod Machine  
 Lightning Rod Ornament
U 192,628 July 3, 1877 Improvement in Lightning Rods
Glass lightning rod ball with silver or gold coating on the inside
SMITH, Charles H.
Lightning Rod Ornament  
U 215,028 May 6, 1879 Improvement in Weather Vanes
Metallic weather vane fitted with panes of colored glass in the tail
TURNER, Edward S.
Lightning Rod Ornament  
U 243,021 June 14, 1881 Lightning Rod Ornament
Lightning rod ornament consisting of a skeleton of metal wires in the shape of a ball
WELIN, Andrew J.
Lightning Rod Ornament  
U 343,332 June 8, 1886 Ball Ornament for Lightning Rods
Glass ball ornament for lightning rods
MUNSON, Alvin Johnston
Lightning Rod Ornament  
U 355,655 January 4, 1887 Ball Ornament for Lightning Rods, &c.
Lightning rod ball colored or silvered on the inside with a hollow glass tube to receive the rod and same sealed at the ball to prevent moisture or water from entering the ball
MUNSON, Alvin J.
Lightning Rod Ornament  
U 492,512 February 28, 1893 Lightning Rod Ball
Hollow glass ball with metal tube inserted that is flanged on each end to secure it in the ball
HUM, Edward K.
Lightning Rod Ornament  
U 510,837 December 12, 1893 Lightning Rod Ornament
Lightning rod ornamental ball with bushing to secure the ball around the rod
COLE, John J.
Lightning Rod Ornament  
U 556,984 March 24, 1896 Lightning Rod Ball
Method of silvering the interior of the ball and protecting the silver with a coating
HUM, Edward K.
Lightning Rod Ornament  
D 56,715 November 30, 1920 Design for a Ball for Lightning Rods and Barn Ventilators
Glass ball with spiralling and intersecting grooves on the surface
THOMPSON, George E.
Lightning Rod Ornament  
 Lightning Rod Point
U 1,096 March 5, 1839 Improvement in the Lightning Rods for Protecting Buildings, Etc. from the Effects of Lightning
Circular metal hat or point with projecting tips around the edge
BARBER, Joseph S.
Lightning Rod Point  
U 7,008 January 8, 1850 Improvement in Alloys for Points of Lightning Rods
Alloy composed of tin, antimony, bismuth, silver, platinum, and silex
SPRATT, James
Lightning Rod Point  
U 8,930 May 4, 1852 Improvement in Lightning Rods
Lightning rod point made of steel coated with various other metals such as copper, tin, etc.
SPRATT, James
Lightning Rod Point  
U 9,260 September 14, 1852 Improvement in Lightning Rods
Lightning rod point made of sections of different metal each melting at a lower temperature out to the tip
HOMAN, Herman H.
Lightning Rod Point  
U 43,565 July 19, 1864 Improvement in Lightning Conductors
Lightning rod tips formed by spiralling flat metal strips (see reissue 2,601)
BRITTAN, N.
Lightning Rod Point  
U 47,846 May 23, 1865 Improvement in Lightning Rods
Lightning rod point made up of a multitude of tips and main shaft separate in branches
MITCHELL, S. J.
Lightning Rod Point  
U 52,329 January 30, 1866 Improvement in Lightning Rods
Lightning rod point with connection to rod made of corrugated copper sheet to increase surface area
SHERWOOD, A. S.
Lightning Rod Point  
U 92,638 July 13, 1869 Improvement in Lightning Rods
Hollow lightning rod and point rolled from a long flat metal strip
OTIS, Nathaniel
Lightning Rod Point  
U 96,194 October 26, 1869 Improvement in Lightning Rod Points
Lightning rod point struck from a sheet of metal and having multiple corrugations
BOYNTON, John F.
Lightning Rod Point  
U 99,461 February 1, 1870 Improvement in Lightning Rods
Lightning rod point stamped from sheet metal and having two wings
MUNSON, David
Lightning Rod Point  
U 174,866 March 14, 1876 Improvement in Weather Vane Attachments for Lightning Rods
Lightning rod top cap for holding weather vanes (shows a rooster)
SMITH, Charles H.
Lightning Rod Point  
U 193,991 August 7, 1877 Improvement in Lightning Rods
Lightning rod tip formed of two intersecting circles that are fited with points and a ball suspended in the center
PATTERSON, William W.
Lightning Rod Point  
U 196,518 October 30, 1877 Improvement in Lightning Conductors
Lightning rod with forked point dropping down to a funnel and pipe similar to gutter and set in the ground
BROWN, William
Lightning Rod Point  
U 623,033 April 11, 1899 Lightning Rod Conductor
Lightning rod point in the form of a dragon with multiple points in the tail pointing up with numerous little points along the dragon's body that aids in collecting or dissipating the current
RAUNACHER, Gustav
Lightning Rod Point 1/2 to Grant Greenham
U 652,861 July 3, 1900 Overhead Wire Lightning Protector
Lightning rod with multiple points (see 637,282) (see reissue 11,759)
POCHE, Joseph Arthur
Lightning Rod Point  
U 693,555 February 18, 1902 Lightning Conductor
Lightning rod point comprised of multiple points connected to a coil of conductor in the ground
LELONG, Achille
Lightning Rod Point  
U 796,760 August 8, 1905 Lightning Conductor
Lightning rod point with multple projections that are plated with platinum and connected to cone-shaped ground rod made of perforated copper sheet and filled with powdered charcoal and buried in a damp layer of soil
PRICE, Frank E.
MCCULLOUGH, William H.
Lightning Rod Point  
U 883,303 March 31, 1908 Security Lightning Arrester
Lightning rod with multiple separate points arranged along the conductor on the edges of the roof
DRAKE, William E.
Lightning Rod Point  
U 1,017,308 February 13, 1912 Lightning Conductor
Lightning rod tip with clip fastener to attach to conductor
MITCHELL, Melvin G.
Lightning Rod Point National Cable & Mfg. Co.
U 1,061,824 May 13, 1913 Lightning Rod
Lightning rod point made of sheet metal formed in two halves, bend around the conductor, and clipped together to form a hole rod
CURNUTT, John Z.
LLOYD, Eldon E.
Lightning Rod Point  
 Lightning Rod Stand
U 367,348 July 26, 1887 Lightning Rod Brace
Lightning rod tripod stand by twisting metal rods and forming two eyes to hold insulators with lightning rod passing through
MAST, L. Lavake
Lightning Rod Stand 1/2 to Wesley J. Mast
 Lightning Rod System
U 926,521 June 29, 1909 Method of Protecting Buildings from Lightning
Method of improving lightning protection by keeping the roof cool with air or water
TOTTEN, Robert C.
Lightning Rod System  
 Link
U 1,831,765 November 10, 1931 Insulator Link Connector
Link for Hewlett suspension disk
GOUVERNEUR, Minor F. H.
Link Locke Insulator Corp.
 Machine
U 485,282 November 1, 1892 Machine for Molding Marbles or Other Articles from Clay &c.
Machine for molding marbles from clay or plastic material
LANG, Matthew
Machine  
U 1,465,157 August 14, 1923 Apparatus for Shaping Insulators
Machine to shape to crown of a small pin-type insulator
BUCKLEY, Lorenzo C.
Machine The R. Thomas & Sons Co.
U 1,983,935 December 11, 1934 Mechanism for Forming Insulator Brackets and the Like
Machine for making brackets for rack spool wireholders
FASSINGER, Charles
Machine Oliver Iron & Steel Corp.
U 2,355,684 August 15, 1944 Insulator Cutting Machine
Machine to automatically trim the profile in insulators in an assembly line process
SKIPPER, Edward M.
Machine Locke Insulator Corp.
 Manufacturer
U 588,318 August 17, 1897 Apparatus for Manufacturing Articles of Glass
Method of keeping glass molten and delivering it to the press
BROOKE, Homer
Manufacturer 3/8 to John C. Grout
U 588,319 August 17, 1897 Molding Glass
Manual manipulation of molded glass object after removal from the mold
BROOKE, Homer
Manufacturer 3/8 to John C. Grout
 Manufacturing
U 1,128,747 February 16, 1915 Method of Manufacturing Porcelain Insulators
Manufacturing process for porcelain insulator firing unglazed, then filling porous porcelain with oxidizable oil and rendering the oil stable with ozone to form a coating to replace expense of firing on a glaze
BOEHM, Wilhelm
Manufacturing  
U 1,164,739 December 21, 1915 Method of Making Insulating Devices
Manufacturing technique to make long bushings with petticoats by stacking them on a fired core and fusing the petticoats to the core
MERSHON, Ralph D.
Manufacturing  
U 1,171,205 February 8, 1916 Process of Manufacturing Porcelain Articles
Method of forming the shape of a spark plug insulator from a dry blank
JEFFERY, Joseph Arthur
JEFFERY, Benjamin Alfred
Manufacturing  
U 1,185,687 June 6, 1916 Glass Gathering and Shaping Machine
Improvement in Owens bottle-blowing machine (see patent 1,764,268)
LA FRANCE, Richard
Manufacturing The Toledo Glass Co.
U 1,186,203 June 6, 1916 Apparatus for Use in Manufacturing Articles of Ceramic Material
Method of manufacturing spark plugs
JEFFERY, Joseph A.
JEFFERY, Benjamin A.
Manufacturing  
U 1,223,792 April 24, 1917 Apparatus for Use in Manufacturing Articles of Ceramic Material
Machine for manufacturing spark plugs
JEFFERY, Joseph A.
JEFFERY, Benjamin A.
Manufacturing  
U 1,240,575 September 18, 1917 Method of Preparing Ceramic Articles for Handling
Method of manufacturing clay bodies for porcelain insulators
JEFFERY, Joseph A.
Manufacturing  
U 1,449,808 March 27, 1923 Mold
Machine press to form the glass lid to a dish and the handle knob on top
BOALS, Harry R.
Manufacturing Corning Glass Works
U 1,451,815 April 17, 1923 Rapid Decorating Firing Furnace or Kiln
Kiln for firing porcelain spark plug insulators
DAVENPORT, Ransom W.
Manufacturing Jeffery-Dewitt Co.
U 1,468,947 September 25, 1923 Furnace for Decorating Ceramic Ware
Kiln for firing porcelain spark plug insulators
JEFFERY, Joseph A.
Manufacturing Jeffery-Dewitt Co.
U 1,501,602 July 15, 1924 Leer Feeder
Automatic leer feeder
HOLMES, Minot K.
Manufacturing Hemingray Glass Co.
U 1,512,299 October 21, 1924 Temporary Binder for Ceramic Bodies
Use of wheat flour to act as an organic binder to aid in holding the shape of a ceramic material before it is fired
NAGLE, Josehp A.
Manufacturing Jeffery-Dewitt Co.
U 1,528,908 March 10, 1925 Process of Forming Ceramic Products
Process of adding reagents to accelerate hardening of the clay to reduce the time body is in mold
BLEININGER, Albert V.
Manufacturing 1/2 to Frank H. Riddle
U 1,538,238 May 19, 1925 Machine for Assembling Insulator Knobs
Machine for assembling nail-knobs, inserting the nail and crimping it so the nail cannot be removed, thus holding the parts together.
CARPENTER, Alexander
Manufacturing C. A. C. Automatic Machine Co.
U 1,569,251 January 12, 1926 Method of Preparing Clay or Body Composition for Ceramic Articles
Method of preparing plastic clay without the use of filter presses by mixing dry ingredients with water, filtering, and evaporation of water with heat and vacuum before sending to the pug mill
AUSTIN, Arthur O.
Manufacturing The Ohio Brass Co.
U 1,574,883 March 2, 1926 Method and Apparatus for Cementing Insulators
Machine to vibrate insulator to improve cementing of the parts
HARVEY, William F.
Manufacturing  
U 1,590,457 June 29, 1926 Method of Testing Insulators
Manufacturing method of cutting a plastic insulator body to inspect it internally then put the parts back together before drying and firing
VAUPEL, Albert
Manufacturing Westinghouse Electric & Mfg. Co.
U 1,621,016 March 15, 1927 Method of and Means for Coating Inner Surfaces of Hollow Bodies
Manufacturing method of spraying gummy coating to the inside of the cement joint of an insulator
JACKSON, Ray P.
Manufacturing Westinghouse Electric & Mfg. Co.
U 1,647,695 November 1, 1927 Method of Assembling Insulators
Manufacturing method of using adhesive to hold shells together before injecting cement and sealing edges of the cured cement joint
HAWLEY, Kent Allen
Manufacturing Locke Insulator Corp.
U 1,663,329 March 20, 1928 Forming and Tapping Machine
Machine to form threads in plastic clay bodies
AUSTIN, Arthur O.
Manufacturing The Ohio Brass Co.
U 1,677,294 July 17, 1928 Insulator Assembly Jig
Centering jig for assembling multipart porcelain insulators
ROBERTSON, John Cullen
Manufacturing Locke Insulator Corp.
U 1,679,345 August 7, 1928 Method and Apparatus for Casting Ceramic Pieces
Manufacturing method of casting bushings with a hollow core
AUSTIN, Arthur O.
Manufacturing The Ohio Brass Co.
U 1,685,833 October 2, 1928 Process of Manufacturing Insulator Pins
Manufacturing method to make steel pins for wooden crossarms
AUSTIN, Arthur O.
Manufacturing The Ohio Brass Co.
U 1,685,834 October 2, 1928 Process of Manufacturing Insulator Pins
Manufacturing method to make steel pins for wooden crossarms
AUSTIN, Arthur O.
Manufacturing The Ohio Brass Co.
U 1,687,759 October 16, 1928 Insulator Knurling Device
Manufacturing method of cutting inside of multipart joints to aid cement adhesion
GOUVERNEUR, Minor F. H.
Manufacturing Locke Insulator Corp.
U 1,693,429 November 27, 1928 Method of Casting
Manufacturing method to cast bushings with a hollow core
AUSTIN, Arthur O.
Manufacturing The Ohio Brass Co.
U 1,697,422 January 1, 1929 Device for Cutting Holes in Insulators
Device for cutting holes in Hewlett type suspension disks for links
GOUVERNEUR, Minor F. H.
Manufacturing Locke Insulator Corp.
U 1,697,423 January 1, 1929 Method and Device for Cutting Holes in Insulators
Manufacturing method of cutting holes in Hewlett type suspension disks for links
GOUVERNEUR, Minor F. H.
Manufacturing Locke Insulator Corp.
U 1,697,434 January 1, 1929 Hole Cutting Machine
Machine for cutting holes in Hewlett type suspension disks for links
MOORE, JR., Stewart L.
Manufacturing Locke Insulator Corp.
U 1,697,435 January 1, 1929 Hole Cutting Machine
Machine for cutting holes in Hewlett type suspension disks for links
MOORE, JR., Stewart L.
Manufacturing Locke Insulator Corp.
U 1,712,327 May 7, 1929 Glass-Serving Apparatus
Method of delivering molten slugs of glass
BROOKE, Homer
Manufacturing  
U 1,712,900 May 14, 1929 Method of Making Forged Insulator Caps
Method to manufacture steel cap for suspension disks
OSBORNE, David H.
Manufacturing Locke Insulator Corp.
U 1,719,989 July 9, 1929 Method of and Apparatus for Assembling Insulators
Method of assembling the shells, holding downward pressure, and vibrating to settle cement around the shells to eliminate air
MOORE, JR., Stewart L.
Manufacturing Locke Insulator Corp.
U 1,732,339 October 22, 1929 Apparatus for Finishing Insulator Shells
Machine to form the opening in the bottom of a top shell and form grooves in the sides of the opening to aid in cement adhesion between the top shell and the second shell.
OSBORNE, David H.
Manufacturing Electric Service Supplies Co.
U 1,733,729 October 29, 1929 Method of Casting Link-Type Insulators
Manufacturing method to cast Hewlett type suspension disks
GOUVERNEUR, Minor F. H.
STEVENS, Frank J.
Manufacturing Locke Insulator Corp.
U 1,750,699 March 18, 1930 Process and Apparatus for Testing Insulators
Apparatus to run a high voltage test on insulators (see 1,796,427)
AUSTIN, Arthur O.
Manufacturing The Ohio Brass Co.
U 1,764,268 June 17, 1930 Glass Forming Machine
Machine to form threads in glass articles such as insulators. (see patent 1,185,687)
LA FRANCE, Richard
Manufacturing Owens-Illinois Glass Co.
U 1,776,538 September 23, 1930 Apparatus for Serving Glass
Method of delivering molten slugs of glass
BROOKE, Homer
Manufacturing  
U 1,779,489 October 28, 1930 Method of Making Secondary Racks
Method of making secondary rack brackets (see 1,883,818)
PEIRCE, JR., Charles L.
Manufacturing 1/2 to Hubbard & Co.
U 1,784,792 December 9, 1930 Apparatus for Making Insulators
Manufacturing method that replace casting large unipart insulators with a means to press out the entire form of the insulator
HAWLEY, Kent A.
Manufacturing Locke Insulator Corp.
U 1,796,427 March 17, 1931 Process and Apparatus for Testing Insulators
Apparatus to run a high voltage test on insulators (see 1,750,699 and 1,796,427)
AUSTIN, Arthur O.
Manufacturing The Ohio Brass Co.
U 1,796,429 March 17, 1931 Apparatus for Testing Insulators
Apparatus to run a high voltage test on insulators (see 1,796,427)
AUSTIN, Arthur O.
Manufacturing The Ohio Brass Co.
U 1,808,105 June 2, 1931 Insulator Cutter and Method of Treating Insulators
Manufacturing method to cut out the top and bottom recess of a Hewlett suspension disk and ready for cutting the holes for link passages
GOUVERNEUR, Minor F. H.
Manufacturing Locke Insulator Corp.
U 1,816,023 July 28, 1931 Method of Manufacturing Insulators
Method of assembling multipart insulators with wet cement and maintaining an ambient humidity and simulataneously cooling down.
OSBORNE, David Henry
Manufacturing Electric Service Supplies Co.
U 1,822,037 September 8, 1931 Method of Making Insulator Racks
Method of making rack spool brackets (see 1,794,520)
KERSCHNER, Richard M.
Manufacturing Hubbard & Co.
U 1,822,458 September 8, 1931 Measuring Apparatus
Device to measure the density of clay slip
ROWLAND, Davidge H.
ROBERTSON, John C.
Manufacturing Locke Insulator Corp.
U 1,823,676 September 15, 1931 Insulator with Nested Parts
Multipart insulators with metal cap in cement joint of the outer two joints to add strength to the insulator
AUSTIN, Arthur O.
Manufacturing The Ohio Brass Co.
U 1,866,792 July 12, 1932 Multiple Insulator Trimming Machine
Machine to trim several insulators at the same time
BENARD, Arthur G.
Manufacturing Locke Insulator Corp.
U 1,902,310 March 21, 1933 Method of Making Insulator Caps
Method of pressing out a malleable metal cap
PLIMPTON, Bentley A.
Manufacturing Locke Insulator Corp.
U 1,904,608 April 18, 1933 Insulator Finishing Brushing Machine
Machine to grind down interlinking passages in a semi-dry insulator body for metal fittings
BETTINI, David
Manufacturing Locke Insulator Corp.
U 1,929,737 October 10, 1933 Apparatus for Molding Insulators
Die to hot press to form an insulator for street lights with one part of the mold rotating and a stationary part to form petticoats with integral lugs (see 2,007,567)
FISCHER, Eugene H.
Manufacturing The Harford Faience Co.
U 1,937,184 November 28, 1933 Jigger
Jiggering machine using centrifugal force to cut out the interior of bushings
AUSTIN, Arthur O.
Manufacturing The Ohio Brass Co.
U 1,944,134 January 16, 1934 Insulator Assembling Machine
Machine to press on and turn cap to secure the cement and cement in the metal pin
ROBERTSON, John Cullen
Manufacturing Locke Insulator Corp.
U 1,978,627 October 30, 1934 Vibrating Plunging Machine
Manufacturing method using a vibrating plunger tool to form the underside shape of the insulator without causing stresses in the finished porcelain
GOUVERNEUR, Minor F. H.
Manufacturing Locke Insulator Corp.
U 1,983,334 December 4, 1934 Method of Forming Insulator Caps
Manufacturing method to stamp out suspension caps from tubular steel
AUSTIN, Arthur O.
Manufacturing The Ohio Brass Co.
U 2,007,567 July 9, 1935 Apparatus for Molding Insulators
Machine for hot pressing porcelain box for street lights in one operation the interior surface with a rotating die and the exterior irregular surface with lugs with a stationary die (see 1,929,737)
FISCHER, Eugene H.
Manufacturing Westinghouse Electric & Mfg. Co.
U 2,010,934 August 13, 1935 Cementing Process and Apparatus
Apparatus to align the pin during the cementing process in a suspension insulator
SMITH, William A.
Manufacturing The Ohio Brass Co.
U 2,026,782 January 7, 1936 Clay Homogenizing Method and Apparatus
Manufacturing method using vibration as the clay is extruded from the pug mill to ensure homogeneity.
GOUVERNEUR, Minor F. H.
Manufacturing Locke Insulator Corp.
U 2,033,827 March 10, 1936 Insulator Forming Machine
Machine to form the underside and recesses between skirts and the petticoats by using a trimming device that can be adjusted to any angle and extend inward as needed
HARVEY, Leo B.
FRENCH, Lucius L.
Manufacturing Porcelain Insulator Corp.
U 2,034,707 March 24, 1936 Apparatus for Making One-Piece Insulators
Machine to press out the form and trim the profile in large unipart insulators
BENARD, Arthur G.
Manufacturing Locke Insulator Corp.
U 2,044,332 June 16, 1936 Apparatus for Forming Ceramic Products
Manufacturing method to produce well mixed clay slip for casting insulators
ROWLAND, Davidge H.
Manufacturing Locke Insulator Corp.
U 2,048,558 July 21, 1936 Insulator Plunging Machine
Plunging machine to form the shape of bushings and other insulators without the need for turning
MOORE, Stewart L.
Manufacturing Locke Insulator Corp.
U 2,059,036 October 27, 1936 Clay Testing Apparatus
Machine to measure the hardness or plasticity of clay
ROWLAND, Davidge H.
Manufacturing Locke Insulator Corp.
U 2,201,049 May 14, 1940 Glass Fabrication Process and Mold
Glass bushing making process
MOORE, Roy W.
Manufacturing General Electric Co.
U 2,209,006 July 23, 1940 Coating Apparatus
Machine to dip insulators in glaze.
SMITH, William A.
Manufacturing The Ohio Brass Co.
U 2,224,853 December 17, 1940 Method of Manufacturing Ceramic of Vitreous Ware
Manufacturing method to improve quality of porcelain during firing
AUSTIN, Arthur O.
Manufacturing The Ohio Brass Co.
U 2,261,583 November 4, 1941 Method of Making Hollow Forms
Method of casting hollow forms
HEMPHILL, James R.
Manufacturing The Colonial Insulator Co.
U 2,264,428 December 2, 1941 Article of Ceramic of Vitreous Material
Manufacturing method to improve quality of porcelain during firing
AUSTIN, Arthur O.
Manufacturing The Ohio Brass Co.
U 2,327,972 August 24, 1943 High Strength Ceramic Surface
Manufacturing method of using porcelain ""sand"" with a lower coefficient of expansion than the insulator body to rough up the surface and provide a strong cement joint without reducing the effectiveness of the compression glaze (see 2,337,691)
STETTINIUS, Kenneth E.
DEWEY, Benjamin F.
Manufacturing Lapp Insulator Co., Inc.
U 2,329,114 September 7, 1943 Coating Ceramic Articles
Glazing a porcelain insulator by spraying a uniform coating on the surface
FISCHER, Eugene H.
Manufacturing Westinghouse Electric & Mfg. Co.
U 2,337,691 December 28, 1943 Method of Making High Strength Ceramic Surfaces
Method of manufacturing insulators using porcelain ""sand"" with a lower coefficient of expansion than the insulator body to rough up the surface and provide a strong cement joint without reducing the effectiveness of the compression glaze (see 2,327,972)
STETTINIUS, Kenneth E.
DEWEY, Benjamin F.
Manufacturing Lapp Insulator Co., Inc.
U 2,395,295 February 19, 1946 Method of Producing Insulators
Improved method of jiggering and plunging
ROWLAND, Davidge H.
Manufacturing  
U 2,422,537 June 17, 1947 Machine for Coating Insulators
Machine for applying RFI coating to insulators (see 2,333,557)
FISCHER, Eugene H.
Manufacturing Westinghouse Electric Corp.
U 2,425,270 August 5, 1947 Method and Apparatus for Forming Blanks for Post and Pedestal Insulators
Manufacturing method to produce blanks for post and pedestal insulators
SKIPPER, Edward M.
Manufacturing Locke Insulator Corp.
U 2,437,559 March 9, 1948 Insulator and Method of Manufacturing Same
Addition of powdered aluminum to improve quality of porcelain
ROWLAND, Davidge H.
Manufacturing The Porcelain Insulator Corp.
U 2,468,663 April 26, 1949 Article Illuminating Inspection Device For Amber Glass Insulators and Other Hollow Dense Walled Articles of Low Transparency
Insulator inspection device for dark amber insulators
GREEN, Thomas D.
Manufacturing Hartford-Empire Co.
U 2,552,522 May 15, 1951 Device for Inspecting Transparent Threaded Glass Articles Such as Insulators
Insulator inspection device for dark amber insulators
COUNSELLOR, JR., Edward D.
Manufacturing Armstrong Cork Co.
U 2,821,158 January 28, 1958 Machine for Coating Bell-Shaped Electrical Suspension Insulators
Machine for automatically glazing suspension insulators and applying a sanded band for cementing the metal cap.
BROWN, Leonard
MIGLIORINI, Vincent T.
LENZ, Carl
SMITLEY, Wayne C.
Manufacturing General Electric Co.
U 2,925,183 February 16, 1960 Pneumatic Take-Out Apparatus for Glassware
Machine for removing insulators from molds
EASTUS, Harold L.
Manufacturing Kimble Glass Co.
U 2,978,839 April 11, 1961 Apparatus for Finishing Apertured Glass Articles
Fire polishing of holes for thru hole insulators CD 1049
EASTUS, Harold L.
HIATT, Earl
Manufacturing Kimble Glass Co.
 McLaughlin
U 1,432,706 October 17, 1922 Recuperator for Glass Furnaces and the Like
Glass furnace design
MCLAUGHLIN, William
McLaughlin 1/2 to Charles E. Norton
U 1,572,242 February 9, 1926 Beverage Cooler and Dispenser
Beverage cooler
MCLAUGHLIN, William
McLaughlin  
U 1,574,495 February 23, 1926 Beverage Dispenser
Syrup dispenser for beverages
LOOK, Carrol A.
McLaughlin  
U 1,594,015 July 27, 1926 Beverage Cooler and Dispenser
Beverage cooler and dispenser for orange and other fruit juices that have sediment
MCLAUGHLIN, William
McLaughlin  
U 2,005,494 June 18, 1935 Glass Feeder
Glass feeder
CHILCOTE, Ray A.
McLaughlin 1/2 to McLaughlin Glass Co.
U 2,319,621 May 18, 1943 Cover for Glass Fixture Holders
Cover for electric light fixtures
MCLAUGHLIN, William
McLaughlin  
U 2,693,667 November 9, 1954 Method of Blowing Glass Bottles
Method to blow 5 gallon and larger glass bottles
MCLAUGHLIN, William
McLaughlin  
 Metal
U Specimen known 8,418 October 14, 1851 Improvement in Insulators for Telegraph Wires
Metal or cast iron insulator with cupped dry area at bottom. Glass poured in with a conductor supporting iron rod embedded in the glass, and the cupped is coated or lined with glass, porcelain, or enamel. The bottom skirt is slanted inward 45 degrees to p
BATCHELDER, John M.
Metal  
U Specimen known 71,564 November 26, 1867 Improvement in Telegraph Insulators
Metal shell lined with glass or porcelain with wooden pin and paraffin cavity
WOOD, Merritt L.
Metal 2/3 to S. Porter & L. M. Monroe
U 310,059 December 30, 1884 Insulator
Metal plate to hold wire on side of insulator
JAMES, Hamilton L.
Metal  
U 750,722 January 26, 1904 Insulator
Metal encased insulator with metal cap to hold cable (Brown p. 25)
STEINBERGER, Louis
Metal  
U 849,731 April 9, 1907 Insulator
Metal crown cap
FEUERSTEIN, Siegmund
Metal  
U Specimen known 1,988,369 January 15, 1935 Radio Interferenceproof Insulator
Metal cap cemented into recessed formed in top of pin type insulator
BROWN, Harold H.
Metal Locke Insulator Corp.
 Method
U Specimen known 2,094,287 September 28, 1937 Method of Manufacturing Multipart Glass Articles
Method to manufacture multiple glass objects (blocks, insulators, etc.)
ZIMMERMAN, Willard P.
HOLMES, Minot K.
Method Owens-Illinois Glass Co.
 Mica
U 483,646 October 4, 1892 Process of Making Artificial Mica Sheets for Electrical Insulation
Molding process to make artificial sheets of mica
DYER, Arthur H. S.
Mica Eugene Munsell & Co.
 Mine
U Specimen known 526,498 September 25, 1894 Conductor Sup