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T / S Patent Date Description Patentee Category Assigned To
 1896
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  
 1931
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  
 1902
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
 1906
U 818,186 April 17, 1906 Insulating Cleat
2-piece single wire cleat
MURDOCK, Henry D.
Cleat  
 1938
U 2,139,415 December 6, 1938 Strain or Suspension Clamp
A combined strain and suspension clamp
MCLACHLAN, Alexander
Suspension Jeffery Dewitt Insulator Co.
 1960
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  
 1885
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  
 1932
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  
 1870
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  
 1908
U 899,871 September 29, 1908 Mantle Ring Mold
A mold for making mantle rings.
KENNEY, Benjamin D.
Mold The R. Thomas & Sons Co.
 1952
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.
 1943
U 2,336,324 December 7, 1943 Strain Insulator
A rod of wood as a guy strain insulator for transmission poles
WARREN, Pickett L.
Strain Royal Electric Mfg. Co.
 1909
U 930,141 August 3, 1909 Automatic Safety Device
A rotating metal member that catches a broken wire and shorts out the line effectively turning off the power before the line drops to the ground where it could have harmed someone coming in contact with the broken wire.
BOURDIL, Francois Fernand
Miscellaneous  
 1921
U 1,374,029 April 5, 1921 Tone Foot for Phonographs
A rubber base with glass insert to support phonograph legs
PRICKETT, William H.
Piano  
U Specimen known 1,365,411 January 11, 1921 Guy Clamp
A strong and durable guy strain clamp.
KEARNEY, Samuel G.
Clamp  
 1887
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
 1948
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.
 1907
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  
 1966
U Specimen known 3,268,655 August 23, 1966 High Voltage Cable Spacer Insulator Device
Aerial spacer to hold three high voltage conductors and keep them spaced apart.
HAIGH, William Francis
MCMAHON, Chester
MCMAHON, Eugene Joseph
Spacer Fargo Manufacturing Co.
 1850
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  
 1925
U 1,529,259 March 10, 1925 Glass
Alumino-silicate glass (Corning's Flameware)
LOCKE, Fred M.
LOCKE, Fred J.
Alumino  
 1938
U 2,105,174 January 11, 1938 Method of Manufacturing Multipart Glass Articles
Aluminum welding of blocks
ZIMMERMAN, Willard P.
HOLMES, Minot K.
OI Owens-Illinois Glass Co.
 1939
U 2,149,246 February 28, 1939 Method of Manufacturing Hollow Glass Articles
Aluminum welding of blocks
ZIMMERMAN, Willard P.
HOLMES, Minot K.
OI Owens-Illinois Glass Co.
 1938
U 2,110,900 March 15, 1938 Building Block
Aluminum welding of blocks with aluminum foil
ZIMMERMAN, Willard P.
HOLMES, Minot K.
OI Owens-Illinois Glass Co.
 1924
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  
 1917
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.
 1895
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  
 1905
U 790,716 May 23, 1905 Machinery for the Manufacturing of Glassware
Annealing conveyor for glassware (leer and endless conveyor)
BROOKFIELD, Henry M.
Annealing  
 1937
U 2,093,872 September 21, 1937 Radio Antenna Insulator for Airplanes
Antenna insulator for airplanes
MCCOY, Robert L.
Antenna Locke Insulator Corp.
 1924
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.
 1892
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
 1958
U 2,861,392 November 25, 1958 Method of sealing TV tubes
Apparatus for Sealing Picture Tubes
VINCENT, Harvard B.
OI Owens-Illinois Glass Co.
 1935
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.
 1877
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  
 1931
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.
 1930
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.
 1931
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.
 1911
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.
 1935
U 2,011,136 August 13, 1935 Protective Apparatus
Arcing gap using flux control insulators
AUSTIN, Arthur O.
Arc Gap The Ohio Brass Co.
 1934
U 1,947,321 February 13, 1934 Arcing Horn for Insulators
Arcing horns for Hewlett or other suspension insulator string
VINCENT, Harold Blanchard
SLEEMAN, Harold Parker
Suspension The R. Thomas & Sons Co.
 1933
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.
 1928
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.
 1931
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.
 1934
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.
 1928
U 1,685,663 September 25, 1928 Insulated Perch for Preventing Bird Trouble in Connection with Electrical Transmission Lines
Arrangement of a pintype insulator and specially designed conductor above a suspension string to discourage birds from sitting above suspension string
AUSTIN, Arthur O.
Miscellaneous The Ohio Brass Co.
 1912
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 fired at 1000 to 1300 degrees centigrade or higher.
STEINMETZ, Charles P.
Composition General Electric Co.
 1963
U 3,113,728 December 10, 1963 Artificial Light and Daylighting Structure
Artificical Light that looks like a glass block
BOYD, Robert A.
OI Owens-Illinois Glass Co.
 1944
U 2,352,756 July 4, 1944 Ash Tray
Ash tray
ANHOLT, Harry M.
"HU, OU"  
 1934
U 1,976,418 October 9, 1934 Attachment for Insulators
Attachment for strain insulator
STINSON, William L.
Strain Jeffery-Dewitt Insulator Co.
 1924
U 1,501,602 July 15, 1924 Leer Feeder
Automatic leer feeder
HOLMES, Minot K.
Manufacturing Hemingray Glass Co.
 1939
U 2,164,093 June 27, 1939 Method of Joining Glass Block Sections
Automatic machine for joining glass blocks with aluminum
SOUBIER, Leonard D.
OI Owens-Illinois Glass Co.
 1911
U 1,001,561 August 22, 1911 Automatic Wood Turning Machine
Automatic machine for turning wooden table and chair legs, handles, croquet balls, mallets, etc.
SMITH, Thomas Darling
Pin  
 1900
U 646,948 April 10, 1900 Press for Molding Insulators
Automatic press for making insulators
BROOKFIELD, Henry M.
KRIBS, Seraphin
Press Brookfield Glass Co.
U 646,949 April 10, 1900 Press for Molding Insulators or Similar Articles
Automatic press for making insulators
BROOKFIELD, Henry M.
Press  
 1934
U 1,976,378 October 9, 1934 Aviation Marker
Aviation warning light attached to a suspension insulator
VROOMAN, Edward C.
Misc Locke Insulator Corp.
 1898
U 601,454 March 29, 1898 Clamping Buckle for Electric Line Wires
Bail wire system for tie wire
WEIKMAN, Augustus H.
Bail Wire  
 1924
U 1,493,054 May 6, 1924 Ball and Socket Insulator Connection
Ball and socket connection for an Electrose strain insulator
STEINBERGER, Louis
Strain  
 1897
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
 1887
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  
 1885
U 315,679 April 14, 1885 Lightning Conductor
Barbed wire conductor and netting array to protect buildings or tanks
UPTON, Francis R.
Lightning Rod  
 1896
U 572,285 December 1, 1896 Battery Cell
Battery cell
WILLMS, Charles
Battery  
 1923
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.
 1873
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
 1872
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  
 1916
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  
 1914
U 1,106,095 August 4, 1914 Electrical Battery
Battery insulators with oil inside
HUBBARD, Albert S.
Battery Gould Storage Battery Co.
 1890
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.
 1924
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.
 1914
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  
 1916
U Specimen known 1,190,766 July 11, 1916 Insulating Support
Battery support insulator
HUBBARD, Albert S.
Battery Gould Storage Battery Co.
U 1,179,395 April 18, 1916 Insulating Support for Storage Battery Tanks
Battery support insulator with lead cup underneath
BECK, Harold M.
Battery  
 1930
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  
 1926
U 1,572,242 February 9, 1926 Beverage Cooler and Dispenser
Beverage cooler
MCLAUGHLIN, William
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  
 1876
D 8,942 February 1, 1876 Design for Glass Dishes
Bird shaped glass pickle dish
PROEGER, Julius
HI Robert Hemingray
 1848
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  
 1936
D 99,102 March 24, 1936 Design for a Glass Building Block
Block design similar to Fleur-De-Lis
ZIMMERMAN, Willard P.
OI Owens-Illinois Glass Co.
D 101,372 September 29, 1936 Design for a Glass Building Block
Block design with alternating large and narrow concave ridges
LOCKART, JR., Edward P.
OI Owens-Illinois Glass Co.
D 101,360 September 29, 1936 Design for a Hollow Glass Building Block
Block design with fine bars & medium flutes on opposing sides
HOLMES, Minot K.
OI Owens-Illinois Glass Co.
 1937
D 106,980 November 16, 1937 Design for a Glass Building Block
Block design with fine lines on exterior and fine ribbed on interior
JONES, David
OI Owens-Illinois Glass Co.
 1938
D 112,048 November 8, 1938 Design for a Hollow Glass Building Block
Block design with fine lines on exterior and mesh design on interior
SMITH, Carl H.
JONES, David
OI Owens-Illinois Glass Co.
 1937
D 106,977 November 16, 1937 Design for a Hollow Glass Building Block
Block design with internal double ridged bars
HOLMES, Minot K.
OI Owens-Illinois Glass Co.
 1936
D 101,633 October 20, 1936 Design for a Glass Building Block
Block design with large bars on outside & small ridges at angle inside
HOGE, John R.
OI Owens-Illinois Glass Co.
 1937
D 104,127 April 13, 1937 Design for a Hollow Glass Building Block
Block design with medium bars
ZIMMERMAN, Willard P.
OI Owens-Illinois Glass Co.
 1936
D 99,087 March 24, 1936 Design for a Glass Building Block
Block design with small square prisms
JONES, David
OI Owens-Illinois Glass Co.
 1938
D 112,746 December 27, 1938 Design for a Hollow Glass Building Block
Block design with wave design
TEAGUE, Walter D.
OI Owens-Illinois Glass Co.
 1912
U 1,022,026 April 2, 1912 Insulator
Block in crossarm
GUTHRIE, Joseph A.
Block Guthrie-Mitchell Co.
 1914
U 1,099,374 June 9, 1914 Insulator
Block in crossarm
HUNTER, Ira
Block 2/3 to Rafferty, 1/3 to Wells
 1888
U 378,971 March 6, 1888 Insulator
Block of glass inverted & head combination secured to crossarm by wire
NEAL, Lewis M.
Block  
 1897
U 581,088 April 20, 1897 Electric Wire Insulator
Block of glass to hold wire in crossarm
SHARPE, John E.
Block  
 1938
D 110,895 August 16, 1938 Design for a Hollow Glass Building Block
Block with angled end
HAWK, Charles E.
OI Owens-Illinois Glass Co.
 1939
U 2,156,623 May 2, 1939 Glass Building Block
Block with dovetail masonry anchor receiver strips in glass
EASTUS, Harold L.
OI Owens-Illinois Glass Co.
 1884
U 294,563 March 4, 1884 Insulator for Electric Wires
Block with grooves
BEACH, William W.
Block  
 1935
U 1,991,469 February 19, 1935 Building Block
Block with interior partition, separate lid
SLAYTER, Games
OI Owens-Illinois Glass Co.
 1902
U 710,282 September 30, 1902 Insulator
Block with metal tabs bent to hold wire
LEFEVER, Edwin
Block  
 1938
D 110,894 August 16, 1938 Design for a Hollow Glass Building Block
Block with pointed end
HAWK, Charles E.
OI Owens-Illinois Glass Co.
 1873
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  
 1890
U 421,819 February 18, 1890 Insulator
Blocks (2) to hold wire and pole system
DAVY, John W.
Block  
 1935
U 1,989,634 January 29, 1935 Glass Tile and Building Block
Blocks and tiles made with colored surfaces
COLLINS, Howard W.
RUIZ, Eloy
OI Owens-Illinois Glass Co.
 1890
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.
 1884
U 307,916 November 11, 1884 Insulator
Blocks held by mortised metal tube to hold wire
CLEVELAND, John S.
KENT, George F.
Block  
 1938
U 2,107,994 February 8, 1938 Hollow Glass Building Block
Blocks with colored sheets placed inside
HAZELTON, Benjamin F.
OI Owens-Illinois Glass Co.
U 2,114,732 April 19, 1938 Building Block
Blocks with corrugated edges
ANDEREGG, Frederick O.
OI Owens-Illinois Glass Co.
 1939
U 2,145,351 January 31, 1939 Hollow Glass Building Block
Blocks with recess for molten glass to bond two halves together
HAZELTON, Benjamin F.
OI Owens-Illinois Glass Co.
 1938
U 2,115,513 April 26, 1938 Wall Construction
Blocks with sanded edges
BAUER, John E.
OI Owens-Illinois Glass Co.
 1940
U 2,196,109 April 2, 1940 Hollow Glass Building Block
Blocks with wire glass
EASTUS, Harold L.
OI Owens-Illinois Glass Co.
 1939
U 2,170,602 August 22, 1939 Method of Producing Glass Building Blocks
Bonding agent applied to mortar bearing block sides
BAUER, John E.
OI Owens-Illinois Glass Co.
 1914
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  
 1915
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  
 1917
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  
 1922
U 1,431,166 October 10, 1922 Glass
Boro-silicate glass
LOCKE, Fred M.
Boron  
 1924
U 1,510,521 October 7, 1924 Glass
Boro-silicate glass
LOCKE, Fred M.
Boron  
 1927
U 1,626,042 April 26, 1927 Glass
Boro-silicate glass
LOCKE, Fred M.
Boron  
 1915
U Specimen known 1,156,163 October 12, 1915 Manufacture of High Potential Electric Conductors
Boro-silicate glass & porcelain
LOCKE, Fred M.
Boron  
 1919
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
 1923
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
 1933
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
 1932
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
 1914
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  
 1911
U 996,365 June 27, 1911 Apparatus for Forming Hollow Glassware
Bottle blowing machine
RICHARD, Harvey A.
CONWAY, Thomas J.
Bottle  
 1906
U 820,403 May 15, 1906 Bottle Mold
Bottle mold
DUFFIELD, Thomas C.
Mold  
U 820,404 May 15, 1906 Bottle Mold
Bottle mold
DUFFIELD, Thomas C.
Mold  
 1874
U 146,783 January 27, 1874 Improvement in Bottles
Bottle shaped like quarter circle in section
RICHARDSON, William H.
HU  
 1878
U 208,487 October 1, 1878 Bottle Stopper
Bottle stopper
OAKMAN, Samuel
Bottle  
 1895
U 547,936 October 15, 1895 Bottle Stopper
Bottle stopper
OAKMAN, Samuel
Bottle  
 1900
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
 1884
U 308,818 December 2, 1884 Brace for Telegraph and Telephone Lines
Brace to keep multiple lines separated during high wind.
ARNOLD, Andrew H.
Support  
 1891
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
 1912
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.
 1896
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
 1915
U 1,149,282 August 10, 1915 Insulator Supporting Fixture
Bracket (various styles) made by bending pipe
PEIRCE, JR., Charles L.
Bracket  
 1911
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.
 1865
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  
 1916
U 1,194,690 August 15, 1916 Telephone and Telegraph Pole Construction
Bracket and pin supports made of metal and attached to crossarm whereby the pins slide on the bracket for adjustment of position
ADAMS, Harry E.
Pin/bracket  
 1917
U 1,213,211 January 23, 1917 Current Distributing Apparatus
Bracket attached below the insulator to allow tie-off and running of multiple service wires from the same main power conductor
KLAUBER, Laurence M.
CAVELL, Ray C.
Service Drop San Diego Consolidated Gas and Electric Co.
 1954
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  
 1938
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.
 1941
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.
 1916
U 1,169,545 January 25, 1916 Insulator Bracket
Bracket attached to pole or wall
KOBERT, Frank P.
Bracket  
 1903
U 732,088 June 30, 1903 Insulator for High Tension Currents
Bracket clamped around pole for insulator pin
LEMSTROM, Karl Selim
Bracket  
 1917
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.
 1910
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.
 1915
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  
 1948
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  
 1915
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.
 1892
D 21,377 March 8, 1892 Design for an Insulator Bracket
Bracket for insulator
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  
 1897
U 586,700 July 20, 1897 Electric Line Insulator
Bracket for insulator on moveable (adjustable angle) base
TRACY, John J.
Bracket  
 1896
U 573,966 December 29, 1896 Insulator Hanger
Bracket for knobs
DUNCAN, Robert
Bracket  
 1903
U Specimen known 746,362 December 8, 1903 Insulator Hanger or Bracket
Bracket for knobs
MCFEATERS, George H.
Bracket  
 1918
U 1,271,596 July 9, 1918 Insulator Support
Bracket for knobs
MAYER, Walter S.
Bracket Electric Service Supplies Co.
 1919
U 1,315,633 September 9, 1919 Insulator Support
Bracket for knobs
MCFEATERS, George H.
Bracket  
 1916
U 1,167,042 January 4, 1916 Insulator Support
Bracket for large multipart porcelain insulators
BOOZER, Ralph C.
Bracket Joslyn Mfg. & Supply Co.
 1985
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  
 1910
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  
 1911
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
 1935
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.
 1932
U 1,839,594 January 5, 1932 Bracket
Bracket for poles for several rack spool wireholders (see reissue 19,473)
RICK, Karl L.
Bracket  
 1917
U 1,225,460 May 8, 1917 Insulator Wall Bracket
Bracket for rack knobs
MCCARTHY, James B.
Bracket National Metal Molding Co.
 1931
U 1,794,520 March 3, 1931 Insulator Rack
Bracket for rack spool wireholder (see 1,822,037)
KERSCHNER, Richard M.
Bracket Hubbard & Co.
 1926
U 1,611,464 December 21, 1926 Insulator Support Fixture
Bracket for rack spool wireholders
LEMONT, Clarence J.
Bracket Line Material Co.
 1932
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.
 1931
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.
 1935
U 1,992,284 February 26, 1935 Bracket Insulator
Bracket for split insulator wireholder
BANKS, William C.
Wireholder  
 1918
U 1,284,110 November 5, 1918 Insulator and Bracket
Bracket for spool type insulator
JOHNSON, Ewald E.
Bracket  
 1931
U 1,794,934 March 3, 1931 Insulator Connector
Bracket for strain insulator
WALBERG, Nils A.
Bracket Westinghouse Electric & Mfg. Co.
 1893
U 489,861 January 10, 1893 Bracket for Electric Light Wires
Bracket for supporting insulators.
BENNETT, George H.
Bracket  
 1896
D 25,178 February 18, 1896 Design for an Insulator Bracket
Bracket for three insulators
BEARDSLEY, Lauren S.
Bracket  
 1932
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.
 1933
U 1,912,456 June 6, 1933 Transposition Bracket
Bracket for transposition
KLEIN, Charles H.
Bracket Bell Telephone Laboratories, Inc.
 1892
D 21,378 March 8, 1892 Design for an Insulator Bracket
Bracket for two insulators
WIRT, Charles
Bracket  
D 21,455 April 12, 1892 Design for an Insulator Bracket
Bracket for two insulators
WIRT, Charles
Bracket  
 1896
D 25,177 February 18, 1896 Design for an Insulator Bracket
Bracket for two insulators
BEARDSLEY, Lauren S.
Bracket  
 1891
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  
 1896
U 558,758 April 21, 1896 Fastening Insulator Brackets
Bracket for two insulators, top of pole or crossarm
BEARDSLEY, Lauren S.
Bracket  
 1924
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 1,500,626 July 8, 1924 Supporting Insulator
Bracket for wireholder knobs and knob with lag screw
KYLE, William D.
Bracket  
 1931
U 1,811,211 June 23, 1931 Insulator Rack
Bracket for wireholder rack spools
PEIRCE, JR., Charles L.
Bracket Hubbard & Co.
 1950
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  
 1942
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 2,300,674 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.
 1924
U 1,520,218 December 23, 1924 Insulator Bracket
Bracket made of stamped metal
BARNARD, Thomas A.
Bracket  
 1925
U 1,523,164 January 13, 1925 Insulator Supporting Bracket
Bracket made of stamped metal
BARNARD, Thomas H.
TAYLOR, Herbert M.
Bracket  
 1924
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  
 1933
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.
 1916
U 1,166,928 January 4, 1916 Insulator Supporting Bracket
Bracket mounted on side of pole for one insulator
PEIRCE, JR., Charles L.
Bracket  
 1884
U 304,699 September 9, 1884 Insulating Device
Bracket of cast metal for pole tops with three pins
BROOMHALL, George L.
Bracket  
 1890
U Specimen known 436,120 September 9, 1890 Insulator Bracket
Bracket of metal with split threads
CHUBBUCK, H. Eugene
Bracket  
 1933
U 1,901,349 March 14, 1933 270 Degree Clamp
Bracket or clamp for high tension suspension insulator used to redirect the conductor 270 degrees in another direction.
LAPP, John S.
Suspension Lapp Insulator Co., Inc.
 1915
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.
 1894
U 525,708 September 11, 1894 Bus-Bar Insulating Support
Bracket support for one-wire cleats
HERRICK, Albert B.
Bracket General Electric Co.
 1918
U 1,268,972 June 11, 1918 Insulator Support
Bracket support for spool insulator
HENDEE, Lem E.
Bracket  
 1916
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
 1920
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
 1898
U 602,576 April 19, 1898 Bracket for Insulators, etc.
Bracket to be driven into wooden pole
FLETCHER, John R.
Bracket  
 1908
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
 1903
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  
 1911
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  
 1928
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.
 1908
U 890,891 June 16, 1908 Insulator Pin
Bracket to hold two insulators vertically
DORFF, Conrad J.
Bracket Fredric Greer
 1909
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
 1884
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  
 1886
U 355,165 December 28, 1886 Pin Holder for Electric Wire Insulator
Bracket to suspend insulator below crossarm
HANES, Mack
Bracket  
 1920
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.
   
 1917
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  
 1919
U 1,311,977 August 5, 1919 Insulator Bracket
Bracket with lag screw fixed with nails for small spool insulator
KYLE, William D.
Bracket  
 1895
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  
 1926
U 1,575,484 March 2, 1926 Insulator Bracket
Bracket with lag screw for wireholder knob
HOENIG, Harry E.
Bracket  
 1904
U 760,620 May 24, 1904 Insulator Bracket
Bracket with lag screw to mount a glass insulator
GRANT, Francis Jones
Bracket  
 1892
U 476,604 June 7, 1892 Insulator Bracket
Bracket with pin and hollow threaded head
BRADY, Thomas H.
Bracket  
 1918
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.
 1909
U 926,906 July 6, 1909 Distributing Insulator Bracket
Bracket with spools for tying off drop lines
STADERMANN, Albert L.
Bracket  
 1898
U 600,607 March 15, 1898 Insulator Support for Electrical Conductors
Bracket with supporting strap for crossarm
BENEDICT, Fred
Bracket  
 1893
U 492,394 February 28, 1893 Insulator Bracket
Bracket, adjustable angle with spring end for threads
EICHBERG, William N.
Bracket  
 1916
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 1,175,078 March 14, 1916 Insulator Supporting Fixture
Bracket, metal pipe to support three insulators at top of pole
PEIRCE, JR., Charles L.
Bracket  
 1914
U 1,097,414 May 19, 1914 Adjustable Insulator Support
Bracket, metal to fit around crossarm for two insulators
FORT, Louis
Bracket  
 1915
U 1,139,950 May 18, 1915 Insulator Bracket
Bracket, metal to fit around pole to hold one insulator
BOWDLE, Frank A.
Bracket  
 1916
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 1,195,263 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.
 1917
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 1,212,673 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 1,210,685 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 1,212,394 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 1,210,686 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.
 1928
U 1,663,421 March 20, 1928 Line Breaker
Breaker insulator similar to guy strain
STUBBINGS, Edwin L.
Breaker  
 1890
U Specimen known 418,766 January 7, 1890 Support for Electric Conductors
Brodie tree insulator with large lag screw and adjustable position.
SMITH, Joseph Brodie
Tree  
 1914
U 1,084,147 January 13, 1914 Support for Electric Service Wires
Bulbous insulator mounted on a crossarm pin to allow tie-off and running multiple service wires from the main power conductor
HOPKINS, Guy
Service Drop  
 1953
U 2,646,788 July 28, 1953 Rotary Gas Burner
Burner for gas stove that rotates to improve heat generation
LOCKE, Louis P.
Burner  
 1926
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.
 1901
U 684,909 October 22, 1901 Insulating Bushing
Bushing
COLE, John A.
Bushing  
 1913
U 1,056,392 March 18, 1913 Insulator
Bushing
BARR, Carl A.
KOREN, Jerome H.
Bushing  
 1929
U 1,706,987 March 26, 1929 Electric Wire Insulator
Bushing
SCHAFFLER, Oscar
Bushing  
 1902
U 698,097 April 22, 1902 Electrical Insulator
Bushing and bracket to support conductor cable
BALL, Henry Price
Bushing General Incandescent Light Co.
 1942
U 2,292,248 August 4, 1942 Bushing
Bushing composed of several parts with open chambers
STEVENS, Leland J.
Bushing Locke Insulator Corp.
 1906
U 830,501 September 11, 1906 Protecting Bushing for Electric Circuit Wires
Bushing with screw threads
GOEHST, John H.
Bushing Federal Electric Co.
 1917
U 1,212,708 January 16, 1917 Wire Clamp
Cable clamp for Electrose suspension disks
STEINBERGER, Louis
Suspension  
 1908
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  
 1921
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.
 1908
U 895,171 August 4, 1908 Cable Hanger
Cable hanger for two part Duncan suspension
DUNCAN, John D. E.
Suspension  
 1936
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  
 1933
U Specimen known 1,892,798 January 3, 1933 Cable Rider
Cable support tray (specimens are not uncommon to find)
ELMER, William B.
AVILA, Charles F.
Miscellaneous Charles B. Elmer
 1929
U 1,729,532 September 24, 1929 Electrical Insulator
Cap and pin design for suspension insulator
ZIESCHE, Otto Paul
Suspension Hermsdorf-Schomburg-Isolatoren G. M. B. H.
 1933
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.
 1928
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.
 1910
U 945,972 January 11, 1910 Catenary Suspension for Trolley Wires and the Like
Catenary arrangement using deadend spools
MEAD, George A.
Catenary  
 1912
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.
 1934
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.
 1851
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  
 1879
D Specimen known 10,981 January 14, 1879 Design for Telegraph Insulator
CD 102 ""pony"" telegraph insulator
BROOKFIELD, James M.
Pin-type  
 1943
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.
 1944
U 2,352,151 June 20, 1944 Insulator
CD 1030; Wireholder made of glass with detachable, interchangeable mounting pins
HOLMES, Minot K.
Wireholder Owens-Illinois Glass Co.
 1904
U Specimen known 758,175 April 26, 1904 Insulator
CD 1038 tree hanger
CUTTER, Scott C.
Insulator  
 1871
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  
 1883
U Specimen known 286,801 October 16, 1883 Insulator
CD 109, CD 135, diamond shaped wire groove
FISKE, Bradley
MOTT, Samuel
Insulator  
 1874
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  
 1908
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
 1902
U Specimen known 715,375 December 9, 1902 Insulator
CD 109.7, CD 206.5 & U-184 self-tying via three alternate projections
HARLOE, Morton
Self-tying Miscellaneous  
 1907
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  
 1883
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 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  
 1929
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.
 1885
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
 1886
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
 1929
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.
 1928
U 1,687,556 October 16, 1928 Reduction of Attenuation Due to the Conductance Losses in Cross Arms and Insulator Pins
CD 122.4; Metal thread thimble for wooden pins carrier circuits connected electrically to other pins or brackets on the same crossarm to reduce leakage losses
GORDON, Chester S.
LOWE, James T.
Pin American Telephone & Telegraph Co.
 1871
U Specimen known 122,015 December 19, 1871 Improvement in Molding Telegraph Insulators
CD 127.4; Press for making insulators first forming interior then threaded pinhole
HEMINGRAY, Robert
Press  
 1877
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
 1896
U Specimen known 557,881 April 7, 1896 Insulator
CD 134.6 bail wire system double-groove insulator (Cosner specimen)
RAPPLEYE, Hannibal W.
Insulator  
 1903
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
 1893
U Specimen known 504,059 August 29, 1893 Insulator
CD 141.6, bail type clamping lever to hold line wire
BLACKBURN, George W.
Insulator  
 1905
U Specimen known 798,235 August 29, 1905 Insulator
CD 141.7
TWIGGS, William R.
Insulator  
 1890
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  
 1872
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  
 1939
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.
 1940
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.
 1899
D Specimen known 31,798 November 7, 1899 Design for an Insulator
CD 143 with diagonal spiral ridges
WITHYCOMBE, Frederick H.
Pin-type 11/20 to Clement Henry 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 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 633,175 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 633,174 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
D Specimen known 31,799 November 7, 1899 Design for an Insulator
CD 143 with vertical ridges
WITHYCOMBE, Frederick H.
Pin-type 11/20 to Clement Henry McLeod
 1890
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 Specimen known 434,879 August 19, 1890 Electric Insulator
CD 144.5 and CD 260, ridges around inner surface of skirt
OAKMAN, Samuel
Insulator  
 1884
D Specimen known 14,674 February 12, 1884 Design for an Insulator
CD 145 beehive design
OAKMAN, Samuel
Pin-type  
 1871
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  
 1903
U Specimen known 724,848 April 7, 1903 Insulator
CD 159, wire groove with flat surface for line wire
GREGORY, Ferdinand W.
Insulator  
 1929
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 1,703,853 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.
 1946
U 2,392,342 January 8, 1946 Combined Spark Gap and Insulator
CD 186, CD 186.1, CD 186.2; Transparent glass insulator with spark gap within the insulator for signal circuits
STEINMAYER, Alwin G.
Spark Gap Line Material Co.
 1886
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.
 1930
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.
 1956
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.
 1895
U Specimen known 544,778 August 20, 1895 Insulator for Electric or Other Wires
CD 207.2 self-tying screw top similar to Prenzel patent (top is known but not the bottom)
SPROAT, Clinton
TARR, Edward N.
Self-tying Screw Top  
 1902
U 707,429 August 19, 1902 Insulator for Electric Wires
CD 207.5; Self-tying twist lock type (see 952,279)
KING, Theodore F.
Self-tying Twist  
 1900
U Specimen known 664,432 December 25, 1900 Insulator
CD 207? (see 726,846)
RENAULT, Edward
Insulator  
 1917
U Specimen known 1,229,272 June 12, 1917 Insulator
CD 210 with top saddle groove (see 954,350)
IRWIN, John J.
Insulator  
 1908
U Specimen known 882,803 March 24, 1908 Insulator
CD 211
STORROR, Leonard W.
Insulator  
 1941
U Specimen known 2,266,400 December 16, 1941 Insulator
CD 216
REED, Frederick F.
Insulator  
 1947
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.
 1940
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  
 1937
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  
 1899
D Specimen known 30,637 April 25, 1899 Design for an Insulator
CD 249, CD 282, CD 283, CD 303.5 ""Provo"" insulator
CONVERSE, Vernon G.
Pin-type Hemingray Glass Co.
 1890
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  
 1891
U Specimen known 451,950 May 12, 1891 Electric Insulator
CD 262, CD 263, CD 264, eyes for tie wire
OAKMAN, Samuel
Insulator  
 1895
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
 1893
D Specimen known 22,684 August 8, 1893 Design for an Insulator
CD 268.5 top-groove pin type (Dec. 1974 Cross Arm p. 34)
GRAY, Lawrence B.
Pin-type  
 1892
U Specimen known 484,209 October 11, 1892 Insulator
CD 285 ""Edison"" - rainshed type for under crossarm
LOCKE, Fred M.
Insulator  
 1898
U Specimen known 605,256 June 7, 1898 Insulator
CD 288, U-938 & U-945
MERSHON, Ralph D.
Insulator  
 1889
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  
 1902
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  
 1899
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  
 1901
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  
 1877
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  
 1903
U Specimen known 735,212 August 4, 1903 Insulator
CD 317.7, insulator with glass sleeve (CD 314)
CONVERSE, Vernon G.
Insulator  
 1902
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 ????
 1915
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  
 1912
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.
 1919
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.
 1870
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  
 1867
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  
 1892
U 481,624 August 30, 1892 Ceiling Rosette Cut-Out
Ceiling rosette Patent was owned by Pass & Seymour.
PASS, James
SEYMOUR, Albert P.
Rosette  
 1950
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.
 1922
U 1,409,091 March 7, 1922 Cement
Cement composition
GODDARD, Walter T.
Cement Locke Insulator Corp.
 1959
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.
 1930
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.
 1934
U 1,972,614 September 4, 1934 Insulator
Cementing and design technique to improve cement joint in cap and pin suspension and equipment support insulators
AUSTIN, Arthur O.
Suspension The Ohio Brass Co.
 1926
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.
 1923
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.
 1930
U 1,776,573 September 23, 1930 Insulator
Cementing treatment for a suspension insulator such that the cement will withstand temperature changes
VAN ATTA, Cloyd A.
Suspension Locke Insulator Corp.
 1928
U 1,677,294 July 17, 1928 Insulator Assembly Jig
Centering jig for assembling multipart porcelain insulators
ROBERTSON, John Cullen
Manufacturing Locke Insulator Corp.
 1961
U 2,976,034 March 21, 1961 Chuck for Glass Block Machine
Chuck for Glass Block Machine
HIATT, SR., Earl
OU  
 1942
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  
 1884
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
 1937
U 2,092,515 September 7, 1937 Insulator
Circular line spacer for telephone wires composed of a disk with holes for each wire
JERVEY, William T.
Spacer Bell Telephone Laboratories, Inc.
 1839
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  
 1914
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.
 1925
U 1,564,918 December 8, 1925 Insulator Clamp
Clamp fitting in tie-wire groove to hold conductor
WILLIAMS, Joseph Thomas
Clamp  
 1917
U 1,236,668 August 14, 1917 Insulator Clamping Device
Clamp for crown of large insulator
BROWN, James M.
Clamp Westinghouse Electric & Mfg. Co.
 1918
U 1,266,615 May 21, 1918 Insulator Clamp
Clamp for crown of large insulator
NICOL, David S.
Clamp Shawinigan Water & Power Co.
 1919
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.
 1906
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  
 1917
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
 1910
U 951,298 March 8, 1910 Suspension Clamp
Clamp to secure cable to suspenion insulators
AUSTIN, Arthur O.
Suspension Akron Hi-Potential Porcelain Co.
 1918
U 1,268,981 June 11, 1918 Strain Clamp for Aerial Cables
Clamp to securely fasten high tension conductors to suspension insulators.
LAPP, John S.
Suspension Clamp Locke Insulator Mfg. Co.
 1865
U 48,399 June 27, 1865 Improved Fruit Jar
Clamp top jar with projections on jar neck
HEMINGRAY, Robert
HI  
 1892
U 477,753 June 28, 1892 Insulator
Clamp type
GOOLD, Frederick D'A
Clamp Type The Edison General Electric Co.
 1896
U 554,723 February 18, 1896 Insulator
Clamp type
PELOUBET, Esten
Clamp Type  
 1904
U 751,739 February 9, 1904 Insulator
Clamp type
LINDAL, Peter S.
Clamp Type  
 1905
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  
 1906
U 826,916 July 24, 1906 Insulator
Clamp type
BARTLEY, Samuel
BARTLEY, William O.
Clamp Type  
 1907
U 854,315 May 21, 1907 Insulator
Clamp type
STAUFFER, Henry D.
Clamp Type  
 1908
U 888,154 May 19, 1908 Insulator
Clamp type
FRIEND, Howard
Clamp Type 1/2 to Walter Stevens
 1909
U 915,406 March 16, 1909 Insulator
Clamp type
BARTLEY, Samuel
BARTLEY, William O.
Clamp Type  
 1910
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  
 1911
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  
 1912
U 1,013,241 January 2, 1912 Insulator
Clamp type
VAN ETTEN, Frank C.
Clamp Type  
U 1,047,059 December 10, 1912 Insulator Support for Line Wires
Clamp type
HOYBROOK, Henry L.
Clamp Type  
 1913
U 1,070,151 August 12, 1913 Insulator
Clamp type
MARTIN, William H.
Clamp Type 1/2 to Newman, 1/2 to Knupp
 1915
U 1,125,742 January 19, 1915 Cable Supporting Insulator
Clamp type
SESSIONS, Edson O.
Clamp Type Electrical Engineers Equipment Co.
 1917
U 1,212,547 January 16, 1917 Automatic Insulator
Clamp type
PARENT, Rufus A.
Clamp Type  
U Specimen known 1,240,330 September 18, 1917 Insulator and Support Therefor
Clamp type
FORT, Louis
Clamp Type  
 1927
U 1,625,645 April 19, 1927 Insulator
Clamp type
FORT, Louis
Clamp Type  
 1931
U Specimen known 1,788,245 January 6, 1931 Insulator Support
Clamp type
MANSON, Ralph H.
Clamp Type Hubbard & Co.
 1896
U 554,955 February 18, 1896 Insulator for Electric Wires
Clamp type (Scientific American 3-7-1896)
RIERA, Magin
Clamp Type  
 1904
U 756,627 April 5, 1904 Insulator
Clamp type 2-piece with horseshoe nail holder
HANSON, John A.
LAMBERT, Albert F.
Clamp Type  
 1893
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  
 1897
U 595,827 December 21, 1897 Insulator Bracket
Clamp type composition insulator with top cable clamp
WOOLSEY, Charles A.
Clamp Type  
 1893
U 503,778 August 22, 1893 Insulator for Electric Wires
Clamp type cylindrical 2 piece
TRIMBLE, William D.
Clamp Type  
 1907
U 848,473 March 26, 1907 Insulating Clamp
Clamp type for cable top of multi
LEE, Thomas B.
Clamp Type  
 1897
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  
 1869
U 92,299 July 6, 1869 Improvement in Telegraph Insulators
Clamp type insulator and bracket
FRY, John W.
Clamp Type  
 1907
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.
 1912
U 1,027,601 May 28, 1912 Insulator and Support
Clamp type mounted in spike
GRESSETT, Lawrence F.
Clamp Type  
 1900
U 660,140 October 23, 1900 Insulator
Clamp type ribbed cylindrical 2-piece
ALLEY, Cassius
Clamp Type 1/3 to C. Miller & H. Wagner
 1892
U 466,726 January 5, 1892 Insulator
Clamp type split knob with lag screw
NORGRAVE, George B.
Clamp Type Richard I. Brewster
 1893
U 491,362 February 7, 1893 Insulator
Clamp type using two blocks
LANE, Augustus R.
Clamp Type  
 1870
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
 1897
U 583,692 June 1, 1897 Insulator
Clamp type with lag screw
RENAULT, Edward
Clamp Type  
 1917
U 1,233,475 July 17, 1917 Insulator
Clamp type with lag screw
HUDSON, Christopher C.
Clamp Type  
 1933
U 1,920,978 August 8, 1933 Insulator
Clamp type with lag screw
FORT, Louis
Clamp Type  
 1938
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.
 1909
U 918,905 April 20, 1909 Insulator
Clamp type with split ring and lag screw
POND, Benjamin A.
Clamp Type  
 1934
U 1,956,526 April 24, 1934 Insulated Support for Electric Cables
Clamp type with wire hanger
ELLMANN, John I.
Clamp Type Ellmann, Inc.
 1912
U 1,040,620 October 8, 1912 Insulator Clamp
Clamp, metal to secure conductor to insulator
CLARK, Walter G.
Clamp  
 1917
U 1,220,333 March 27, 1917 Insulator Clamp
Clamp, metal to secure conductor to insulator
HATCH, Edwin G.
Clamp  
 1949
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.
 1907
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.
 1913
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.
 1927
U 1,633,462 June 21, 1927 Ceramic Insulating Material
Clay mixture to produce a black porcelain body.
SORTWELL, Harold H.
Porcelain Star Porcelain Co.
 1965
U 3,218,140 November 16, 1965 Method for Cleaning Glass-Working Tools
Cleaning presses for glass block & TV faceplate production
FRANCEL, Josef
SPANOUDIS, Louis
OI Owens-Illinois Glass Co.
 1885
U 324,692 August 18, 1885 Insulator for Securing Telegraph and other Wires
Cleat
HILL, George W.
Cleat  
 1889
U 411,801 October 1, 1889 Wire Holder and Insulator
Cleat
FLETCHER, John R.
Cleat  
 1890
U 433,561 August 5, 1890 Cleat for Electric Wires
Cleat
FURLONG, Lawrence
Cleat Frederick Rockwell
 1891
U 444,317 January 6, 1891 Electric Wire Insulating Cleat
Cleat
POTTER, John S.
CARTWRIGHT, David J.
Cleat John S. Potter
 1899
U 631,234 August 15, 1899 Cleat for Electric Wiring
Cleat
STEVENS, Henry M.
Cleat 1/2 to The Pettingill Andrews Co.
 1907
U 872,993 December 3, 1907 Insulator
Cleat
DEEM, Arthur S.
Cleat 1/2 to Issac Bear
 1909
U 910,975 January 26, 1909 Cleat for Electric Wires
Cleat
VICKERS, Antrim L.
Cleat  
U 911,864 February 9, 1909 Porcelain Cleat
Cleat
BALL, Esar-Haddon
Cleat  
 1912
U 1,042,677 October 29, 1912 Insulating Cleat
Cleat
HILTY, Robert D.
Cleat 1/2 to Ira Zeis
 1913
U 1,061,620 May 13, 1913 Insulator
Cleat
MARKEL, Harley R.
Cleat  
 1915
U 1,163,114 December 7, 1915 Insulator
Cleat
STAHL, Loren
Cleat  
 1916
U 1,178,539 April 11, 1916 Insulator
Cleat
SCHAUB, Ferdinand
Cleat  
 1893
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 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
 1891
U Specimen known 458,964 September 1, 1891 Cleat for Electric Wires
Cleat (apparently licensed to General Electric)
BALL, Henry Price
Cleat  
 1895
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
 1894
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
 1889
U 418,369 December 31, 1889 Screw Cleat for Electric Wires
Cleat (screw) to hold wire
HUFF, George E.
Cleat  
 1893
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  
 1894
U Specimen known 518,301 April 17, 1894 Ceiling Cleat
Cleat - 2 piece
WIRT, Herbert C.
Cleat General Electric Co.
U 527,254 October 9, 1894 Insulator
Cleat - 2 piece
TRIMBLE, William D.
Cleat  
 1895
U 531,702 January 1, 1895 Cleat for Electric Wiring
Cleat - 2 piece
SWIFT, Joseph H.
MAINTIEN, William F.
Cleat  
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
 1896
U 558,165 April 14, 1896 Electric Wire Cleat
Cleat - 2 piece
EVANS, Fredric B.
Cleat 1/2 to Theodore Gould, Jr.
 1904
U 769,639 September 6, 1904 Cleat for Electric Conductors
Cleat - 2-piece bolted together
SARGENT, Howard R.
Cleat General Electric Co.
 1887
U 368,284 August 16, 1887 Electric Wire Clamp Insulator
Cleat - clamp type
FLETCHER, John R.
Cleat  
 1911
U 996,312 June 27, 1911 Insulator
Cleat - clamp type
CHILDRESS, Thornten D.
Cleat  
 1887
U 369,447 September 6, 1887 Insulator
Cleat - clamp type with slotted cylinder and screw eye
GREENFIELD, Edwin T.
Cleat Greenfield & Co.
 1909
U 911,429 February 2, 1909 Cleat for Electric Wires
Cleat - L shaped for curves
MCLENNAN, Roderick
Cleat  
 1901
U Specimen known 678,042 July 9, 1901 Rack Insulator
Cleat - rack type
SARGENT, Howard R.
Cleat General Electric Co.
 1904
U 770,278 September 20, 1904 Insulation Rack
Cleat - rack type
FLETCHER, John R.
Cleat  
 1893
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.
 1895
U 536,684 April 2, 1895 Self-Locking Cleat for Electric Wiring
Cleat - self-tying
CREAGER, Frank O.
Cleat  
U 551,032 December 10, 1895 Cleat for Electric Wiring
Cleat - self-tying
HEMPHILL, James R.
Cleat  
 1897
U 591,104 October 5, 1897 Insulator for Electric Wires
Cleat - self-tying
ROBERTS, Willis
Cleat  
 1904
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  
 1905
U 785,561 March 21, 1905 Wiring Cleat
Cleat - self-tying
LATIMER, John M.
Cleat Consolidated Fire Alarm Co.
 1906
U 815,506 March 20, 1906 Insulator
Cleat - self-tying
BLYNT, Herbert S.
Cleat  
 1907
U 861,275 July 30, 1907 Insulator for Electric Wires
Cleat - self-tying
GALLAGHER, Constantine
Cleat  
U 874,445 December 24, 1907 Insulator
Cleat - self-tying
SHEARS, Albert L.
Cleat  
 1911
U 1,008,087 November 7, 1911 Insulator
Cleat - self-tying
SWEENEY, James M.
Cleat  
 1916
U 1,188,599 June 27, 1916 Self-Tying Insulator
Cleat - self-tying
YOUMANS, Salem L.
MCLAUGHLIN, James A.
Cleat  
 1929
U 1,718,259 June 25, 1929 Insulator
Cleat - self-tying
SCOTT, Arthur C.
RUPE, William G.
Cleat  
 1899
U Specimen known 621,661 March 21, 1899 Insulator
Cleat - self-tying (pivot-mounted) (found on U-184)
HARLOE, Morton
BLOES, Wilton S.
Cleat  
 1894
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
 1882
U 254,610 March 7, 1882 Insulator for Telegraph Wires
Cleat - self-tying by means of two insulating blocks
CAPEWELL, William H.
Cleat  
 1897
U 593,689 November 16, 1897 Insulator
Cleat - self-tying with spiral grooves
REMBE, Louis F.
Cleat  
 1894
U 518,214 April 17, 1894 Ceiling Cleat
Cleat for ceiling - 2 piece
BALL, Henry Price
Cleat  
 1910
U 978,941 December 20, 1910 Combined Cleat and Rosette
Cleat for ceiling fixture
SCHIMPF, Frank
Cleat  
 1909
U 934,463 September 21, 1909 Cleat for Electric Wires
Cleat for ceiling wires and fixtures
RITTER, William F.
Cleat  
 1907
U 869,163 October 22, 1907 Insulator
Cleat for corners
DEVINE, William J.
Cleat  
 1912
U 1,048,736 December 31, 1912 Insulating Cleat
Cleat for corners
RICHARDS, Benjamin
Cleat  
 1892
U Specimen known 476,827 June 14, 1892 Wire Cleat
Cleat Patent was owned by Pass & Seymour.
SEYMOUR, Albert P.
Cleat  
 1894
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  
 1887
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
 1893
U 497,515 May 16, 1893 Insulator
Cleat with metal clip to hold wire
BRADY, Thomas H.
Cleat  
 1897
U 575,090 January 12, 1897 Cleat
Cleat with ridges to hold wire in grooves
ADAM, Carl F.
Cleat  
 1924
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  
 1908
U 906,296 December 8, 1908 Insulator
Cleat with socket for light bulb
ROSENBERG, Charles
BAILEY, Vernon T.
Cleat  
 1890
U 422,651 March 4, 1890 Insulator
Cleat with split ends
STANLEY, George E.
Cleat  
 1947
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
 1863
U 39,853 September 8, 1863 Improvement in Closing Fruit Cans
Closure for fruit jar with metal locking bar
WEBSTER, William
HU  
 1864
U 41,657 February 16, 1864 Improvement in Closing Fruit Cans
Closure for fruit jar with metal locking bar
WEBSTER, William
HU  
 1872
U 124,201 March 5, 1872 Improvement in Compounds for Insulating Telegraph Wires, etc.
Coating mixture for his patented insulators
FARMER, Moses G.
Coating  
 1890
U 437,685 October 7, 1890 Insulator
Coating on exterior of insulator to color code line
GAYNOR, Thomas F.
Coating The Gaynor Electric Co.
 1916
U Specimen known 1,194,957 August 15, 1916 Insulator
Cochrane Bell suspension.
COCHRANE, Harry H.
Suspension  
 1910
U 967,649 August 16, 1910 Means of Visibly Indicating Faulty Insulators
Colored flammable cap that fits over the top of an insulator that will burn away during an arc indicating that the insulator may be damaged
LINKE, Charles
Miscellaneous  
 1921
U Specimen known 1,381,594 June 14, 1921 Strain-Insulator Sign
Combination strain insulator and sign to indicate voltage, etc. Car-Stop They were made by the American Porcelain Co.
SAUEREISEN, Christian F.
Strain  
 1941
U 2,263,728 November 25, 1941 Combined Line Wire Tie and Reinforcement
Combination tie-wire and line tie
GORDON, Chester S.
KLEINFELDER, Walter C.
Tie Wire Bell Telephone Laboratories, Inc.
 1897
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  
 1904
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  
 1883
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
 1882
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  
 1860
U 29,398 July 31, 1860 Improved Construction of Lightning Rods
Combined lightning rod and water gutter
PATTERSON, Jacob M.
Lightning Rod  
 1912
U 1,015,513 January 23, 1912 Wire Tie
Complex replacement for tie wire consisting of metal U that wraps around the insulator, clamps to the line wire in the center, and clamps on each end of the U to attach to the line wire
SANDERS, John J.
Tie Wire  
 1909
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  
 1914
U 1,100,859 June 23, 1914 Line Wire Fastener
Complicated tie wire replacement with cam lever on each side of the insulator to pull the tie wire tight
WISEMAN, Thomas A.
Tie Wire 1/2 to Robert T. Wiseman
U 1,118,545 November 24, 1914 Wire Clamp for Insulators
Complicated tie wire replacement with U-bolt and metal strap to secure and clamp to the line wire
GIOVANNONI, Charles
Tie Wire  
 1889
U 396,334 January 15, 1889 Overhead Insulator
Composition ""Gilsonite"" insulator & metal/wood covering (Brown p. 60)
GILSON, Samuel H.
Composition  
 1908
U 876,828 January 14, 1908 Insulator
Composition design of reinforced concrete
MCNUTT, Ross C.
Composition  
 1881
U 243,782 July 5, 1881 Compound Substance for Electric Insulators
Composition for hard rubber for insulators
MAYALL, Thomas J.
Composition  
 1887
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.
 1890
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  
 1883
U 287,830 November 6, 1883 Telegraph Insulator
Composition insulator (paper covered wooden insulator) (Brown p. 59)
HINSDALE, Charles C.
Composition  
 1889
U 415,864 November 26, 1889 Composition for Overhead Insulators
Composition insulator from ""Gilsonite""
GILSON, Samuel H.
Composition  
 1897
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  
 1904
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.
 1897
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  
 1894
U Specimen known 530,706 December 11, 1894 Insulator
Composition insulator with clip ears
MCCARTHY, Louis
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.
 1917
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.
 1897
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.
 1888
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  
 1889
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.
 1869
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  
 1889
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.
 1942
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 2,270,964 January 27, 1942 Insulator for Antenna Span or Guy Ropes
Compression antenna insulator for very heavy loads (see 2,297,430)
PETERS, Wilhelm
Strain Telefunken Geselleschaft fur Drahtlose Telegraphie m. b. H.
 1945
U 2,389,386 November 20, 1945 Glazed Ceramic
Compression glaze
RUSSELL, JR., Ralston
Glaze Westinghouse Electric Corp.
 1910
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 965,207 July 26, 1910 Electric Cable Lightning Rod
Conductor cable made from straight wires
MAST, Louis L.
Lightning Rod  
 1914
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
 1891
U 452,523 May 19, 1891 Electric Insulator
Cone of wood with metal shield for trolley wire hanger
JENNINGS, Byron
Wood 1/2 to James Brusie
 1913
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.
 1909
U 922,951 May 25, 1909 Third Rail Insulator
Conical shaped third rail insulator.
RANDOLPH, Leonard M.
Third Rail Essex Co.
 1880
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  
 1923
U 1,441,990 January 9, 1923 Insulator Connector
Connector for the U-bolt links for Hewlett suspension disk
MARVIN, Richard H.
Suspension The R. Thomas & Sons Co.
 1934
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.
 1906
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
 1934
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.
 1894
U 518,793 April 24, 1894 Lightning Rod and Coupling
Couple with internal threads to screw sections together
SMITH, John W.
Lightning Rod Coupling  
 1889
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  
 1916
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.
 1877
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  
 1889
U 395,399 January 1, 1889 Lightning Rod
Coupling for four-pointed lightning rods
MAST, Louis L.
Lightning Rod Coupling  
 1885
U 332,673 December 15, 1885 Coupling for Lightning Rods
Coupling for four-pointed twisted lightning rods
MUNSON, Alvin Johnston
Lightning Rod Coupling  
 1886
U 344,096 June 22, 1886 Coupling for Lightning Rods
Coupling for four-pointed twisted lightning rods
FLOY, Edward A.
Lightning Rod Coupling  
 1875
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  
 1879
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  
 1878
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  
 1915
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  
 1888
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  
 1879
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  
 1887
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  
 1878
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
 1869
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  
 1915
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.
 1883
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  
 1884
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  
 1883
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  
 1882
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  
 1884
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  
 1871
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  
 1877
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  
 1871
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  
 1876
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 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  
 1882
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  
 1876
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.
 1877
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 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  
 1876
U 185,272 December 12, 1876 Improvement in Couplings for Applying Weather Vane Pointers to Lightning Rods, &c.
Coupling to attach weather vane to the lightning rod
WESTON, James H.
Weathervane  
 1874
U 152,242 June 23, 1874 Improvement in Lightning Rods
Coupling to make T-connections for lightning rods
MOTT, John M.
Lightning Rod Coupling  
 1889
U 406,681 July 9, 1889 Lightning Rod
Coupling with flat resilent spring between the sections
WATTS, John Henry Charles
Lightning Rod Coupling  
 1924
U 1,497,318 June 10, 1924 Cover for Strain Insulators
Cover for a guy strain insulator to keep it dry
AUSTIN, Arthur O.
Strain The Ohio Brass Co.
 1912
U 1,033,019 July 16, 1912 Insulator
Cover for bridle wire drop
JEWETT, Frank B.
Miscellaneous American Telephone & Telegraph Co.
 1943
U 2,319,621 May 18, 1943 Cover for Glass Fixture Holders
Cover for electric light fixtures
MCLAUGHLIN, William
McLaughlin  
 1883
U 287,049 October 23, 1883 Covering for Bottles
Covering for bottles
OAKMAN, Samuel
Bottle  
 1908
U 902,262 October 27, 1908 Insulator Protector
Covering for insulator
SPARKS, Robert Romney
Covering  
 1890
U 426,198 April 22, 1890 Insulator
Covers for insulators on crossarms to protect them from rain and reduce electrical leakage
MUNSIE, James F.
Rainshed  
 1907
U 857,101 June 18, 1907 Cross Arm for Towers
Cross arm with pins for insulators made of hollow cylindrical steel similar to pipe
NOYES, La Verne W.
Pin  
 1906
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
 1912
U 1,029,207 June 11, 1912 Insulator Support
Crossarm composed of reinforced concrete
MEGAHAN, Oliver P.
Crossarm  
 1898
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
 1916
U 1,175,077 March 14, 1916 Sheet Metal Pole Arm
Crossarm made of sheet metal.
PEIRCE, JR., Charles L.
Crossarm  
 1918
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  
 1912
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 1,032,715 July 16, 1912 Insulator
Crossarms formed from metal pipe with insulators molded on the metal pins
WALKER, Oral B.
Crossarm  
 1906
U 824,055 June 19, 1906 Insulator
Crossover
ACLY, Harry M.
Crossover Stanley Electric Mfg. Co.
 1908
U 878,949 February 11, 1908 Electric Wire Insulator
Crossover
HANSON, John H.
Crossover  
 1911
U 996,782 July 4, 1911 Insulator
Crossover
MOORE, William S.
Crossover  
 1913
U 1,056,711 March 18, 1913 Crossover Insulator for Electrical Conductors
Crossover
SCHAUB, Ferdinand
Crossover  
 1930
U 1,755,587 April 22, 1930 Insulating Device
Crossover
BROAD, William
Crossover 3/4 to Harry McLain
 1917
R Specimen known 14,256 February 6, 1917 Insulator
Crossover block (reissue of 1,176,801)
WILLIAMS, William H.
Crossover  
 1916
U Specimen known 1,176,801 March 28, 1916 Insulator
Crossover block (see reissue 14,256 on 2-6-1917)
WILLIAMS, William H.
Crossover  
 1895
U 550,673 December 3, 1895 Crossover Insulator
Crossover knob
BERON, Frank G.
Crossover 1/2 to James Gaffney
 1911
U 995,838 June 20, 1911 Knob for Electric Wiring
Crossover knob
BOWER, Fred B.
Crossover 1/2 to Edia Ramsey
 1928
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  
 1917
U 1,221,225 April 3, 1917 Floor Protecting Attachment for Furniture
Cup of wood or rubber to hold caster wheel and sheet metal insert to secure caster from movement
SCHAUERMANN, Edward
Piano The Hold Fast Caster Cup Co.
 1869
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  
 1867
U 71,418 November 26, 1867 Improvement in Telegraph Insulators
Cup under insulator (similar to oil insulator) to maintain dry surfaces (see reissue 3,499 on 6-8-1869) Patent was used by Central Electric Co.
SIMONDS, W. Edgar
Oil  
 1939
D 114,085 April 4, 1939 Design for a Hollow Glass Building Block
Curved corner glass block with wide bars on exterior
LOCKART, Edward P.
OI Owens-Illinois Glass Co.
D 114,086 April 4, 1939 Design for a Hollow Glass Building Block
Curved corner glass block with wide bars on interior
LOCKART, Edward P.
OI Owens-Illinois Glass Co.
 1896
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  
 1893
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  
 1944
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.
 1907
U Specimen known 870,951 November 12, 1907 Tool
Cutting tool to shorten porcelain tubes
GOODHOLM, George H.
TRAIN, Jacob A.
Tool  
 1871
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  
 1873
U 139,436 May 27, 1873 Improvement in Insulators for Telegraph lines
Cylinder insulator held by threaded wooden pin bracket
TATOM, Isaac I.
Cylinder  
 1892
U 466,391 January 5, 1892 Insulator
Cylinder of wood used for trolley wire hanger
ANDREWS, William S.
Wood The Edison General Electric Co.
U 470,417 March 8, 1892 Insulator for Trolley Wires
Cylinder of wood used for trolley wire hanger
ANDREWS, William S.
BALL, Henry Price
Wood The Edison General Electric Co.
 1893
U 507,299 October 24, 1893 Trolley Wire Insulator
Cylinder of wood used for trolley wire hanger
WILLIAMS, Mowry S.
Wood 1/2 to Stewart Worden
 1912
U 1,041,937 October 22, 1912 Insulator Bracket
Cylinder split and held in a bracket
WYCHE, Daniel W.
Cylinder  
 1873
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  
 1874
U 146,996 February 3, 1874 Improvement in Telegraph Insulators
Cylinder split insulator with groove for wire and held by bracket
EBY, Peter
Cylinder  
 1890
U 430,696 June 24, 1890 Insulator
Cylinder with external threads to screw into crossarm
SEAMON, William H.
Cylinder  
 1908
U 876,939 January 21, 1908 Insulator
Cylinder, solid ribbed, to support wire
BUCK, Harold W.
Cylinder  
 1896
U 568,060 September 22, 1896 Insulator
Cylindrical block in crossarm
WOOD, William
Cylinder  
 1874
U 149,762 April 14, 1874 Improvement in Telegraph Insulators
Cylindrical grooved insulator held horizontally by pin
LE BARON, Charles L.
Cylinder  
 1924
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.
 1904
U 758,986 May 3, 1904 Tubular Insulator
Cylindrical insulator
LOCKE, Fred M.
Cylinder  
 1883
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  
 1906
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  
 1908
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  
 1924
U 1,516,585 November 25, 1924 Insulator
Cylindrical strain insulator with ribs and metal caps on the ends
AUSTIN, Arthur O.
Strain The Ohio Brass Co.
 1905
U 780,316 January 17, 1905 Third Rail Insulator
Cylindrical third rail insulator with inner core of cement to secure the metal cap and metal support to the insulator.
WINSOR, Paul
Third Rail  
 1872
U 123,198 January 30, 1872 Improvement in Telegraphic Insulators and Brackets
Cylindrical, slotted insulator with flanges and bracket
ROBERTSON, John
Cylinder  
 1919
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  
 1905
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.
 1904
U Specimen known 767,948 August 16, 1904 Insulator
Deadend insulator
LOCKE, Fred M.
Deadend  
 1930
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  
 1931
D 85,044 September 8, 1931 Design for a Bottle
Design for a Bottle (Blatz)
HUGHES, Chauncey W. B.
HU  
 1932
D 86,155 February 9, 1932 Design for a Bottle or the Like
Design for a Bottle (Sun Punch)
DOMONT, Ben
HU  
 1928
D 74,274 January 17, 1928 Design for a Bottle
Design for a Bottle (Tehel's)
ROOT, Chapman J.
HU  
 1872
U 127,041 May 21, 1872 Improvement in Fire Alarm Signal Boxes
Design for a fire alarm signal box
FLOYD, George
Fire Alarm  
 1926
D Specimen known 71,289 October 19, 1926 Design for a Bottle
Design for Blatz soda bottle
MCABEE, Philip W.
Bottle  
 1927
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.
 1929
D 78,667 May 28, 1929 Design for a Bottle
Design for Bottle (Billy Boy)
TAYLOR, Arch B.
HU  
 1923
D 63,324 November 20, 1923 Design for a Bottle
Design for Bottle (J.J. Flynn)
ROOT, Chapman J.
HU  
 1925
D 67,311 May 12, 1925 Design for a Bottle
Design for Bottle (Pay Day)
SCHWENCK, Frederick
HU  
D 67,238 May 5, 1925 Design for a Bottle
Design for Bottle (Queen City, Grand Pop)
SCHWENCK, Frederick
HU  
 1924
D 65,872 October 28, 1924 Design for a Bottle
Design for Bottle (Wolverine)
SINGER, Julius M.
HU Wolverine Bottling Works
 1926
D 69,185 January 5, 1926 Design for a Bottle
Design for bottle shaped like head of cabbage or lettuce
MCABEE, Philip W.
Bottle  
 1873
D 6,385 February 11, 1873 Design for a Lamp
Design for corn pattern oil lamp
ASHWORTH, Daniel
HU  
 1940
D 122,269 September 3, 1940 Design for a Hollow Glass Building Block
Design for glass block
KENDALL, Roy C.
OI Owens-Illinois Glass Co.
 1941
D 126,906 April 29, 1941 Design for a Hollow Glass Building Block
Design for glass block
KENDALL, Roy C.
OI Owens-Illinois Glass Co.
D 130,518 November 25, 1941 Design for a Hollow Glass Building Block
Design for glass block
KENDALL, Roy C.
OI Owens-Illinois Glass Co.
D 130,519 November 25, 1941 Design for a Hollow Glass Building Block
Design for glass block
KENDALL, Roy C.
OI Owens-Illinois Glass Co.
D 130,520 November 25, 1941 Design for a Hollow Glass Building Block
Design for glass block
KENDALL, Roy C.
OI Owens-Illinois Glass Co.
D 130,521 November 25, 1941 Design for a Hollow Glass Building Block
Design for glass block
KENDALL, Roy C.
OI Owens-Illinois Glass Co.
 1948
D 151,797 November 16, 1948 Design for a Hollow Glass Building Block
Design for glass block
SUTTER, John H.
OI Owens-Illinois Glass Co.
D 151,798 November 16, 1948 Design for a Hollow Glass Building Block
Design for glass block
SUTTER, John H.
OI Owens-Illinois Glass Co.
D 151,799 November 16, 1948 Design for a Hollow Glass Building Block
Design for glass block
SUTTER, John H.
OI Owens-Illinois Glass Co.
 1964
D 198,626 July 14, 1964 Glass Block
Design for glass block
LOCKHART, Edward P.
MCWHORTER, William E.
OI Owens-Illinois Glass Co.
 1875
D 8,663 September 28, 1875 Design for Glassware
Design for Liberty Bell (Signers Platter) design
GILL, James C.
Platter  
 1903
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  
 1904
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  
 1930
U 1,772,513 August 12, 1930 Insulator
Design to allow the lowermost Hewlett disk to have its underside wetted with rain equally with disks above
HAWLEY, Kent Allen
Suspension Locke Insulator Corp.
 1929
U 1,730,170 October 1, 1929 Insulator
Design with metal pin and metal projections to prevent arc-over
SMITH, Harold B.
Suspension Westinghouse Electric & Mfg. Co.
U 1,730,171 October 1, 1929 Insulator
Design with metal pin and metal projections to prevent arc-over
SMITH, Harold B.
Suspension Westinghouse Electric & Mfg. Co.
 1892
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
 1929
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.
 1924
U 1,512,944 October 28, 1924 Conductor Holder
Device to hold conductor of telephone and telegraphs lines while line is being strung
NESS, John A.
NESS, Walter
Miscellaneous  
 1931
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.
 1891
U 454,655 June 23, 1891 Suspension Device for Pails
Device to swing a tobacco pail under a store counter
LOCKE, Fred M.
COBB, Frank E.
Pail  
 1900
U 648,341 April 24, 1900 Die for Pottery Ware
Die for pressing out door knobs
BOCH, John W.
Die  
 1933
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.
 1915
U 1,166,391 December 28, 1915 Insulator
Disk type strain with petticoats
STEINBERGER, Louis
Electrose  
 1931
U 1,806,170 May 19, 1931 Bracket and Dead-End Insulator
Double deadend bracket with two spool insulators.
LAW, Stanley W.
Bracket/wireholder  
 1940
U 2,198,578 April 30, 1940 Double Glazing
Double pane window glass with aluminum seal
HAZELTON, Benjamin F.
ZIMMERMAN, Willard P.
HOLMES, Minot K.
OI Owens-Illinois Glass Co.
 1883
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.
 1893
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  
 1943
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.
 1946
U 2,406,095 August 20, 1946 Insulator
Dry-spot
MATHEWS, Martin D.
Dry-spot  
 1929
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.
 1945
U 2,381,676 August 7, 1945 Insulator
Dry-spot with screw top
MATHEWS, Martin D.
Dry-spot  
 1908
U 898,921 September 15, 1908 Insulator
Dry-spot, English screw cap design
PURVES, Thomas F.
SINNOTT, John
Dry-spot  
 1912
U 1,016,780 February 6, 1912 Insulator
Dry-spot, screw cap design
RUTZKY, Paul
Dry-spot  
 1929
U 1,712,557 May 14, 1929 Link Liner
Ductile and pliable liner for the holes in Hewletts to cushion link contact
GOUVERNEUR, Minor F. H.
Suspension Locke Insulator Corp.
 1941
T No text available 384,993 February 11, 1941 Trademark
Duraglass trademark
 
OI  
 1864
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  
 1872
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  
 1868
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  
 1867
U 66,453 July 9, 1867 Improvement in Insulators for Telegraphs
Earthenware pin and insulator saturated with tar
BOYNTON, John F.
Earthenware  
 1904
U 774,765 November 15, 1904 Art and Method of Manufacturing Earthenware Insulators
Earthenware, manufacture of
LOCKE, Fred M.
Earthenware  
 1905
U 790,214 May 16, 1905 Method of Manufacturing High Potential Earthenware Insulators
Earthenware, manufacture of hi-potential insulators
LOCKE, Fred M.
Earthenware  
 1929
U 1,702,237 February 12, 1929 Process of Manufacturing Insulator Pins
Easily manufactured steel pin
AUSTIN, Arthur O.
Pin The Ohio Brass Co.
 1900
D Specimen known 32,741 May 29, 1900 Design for an Insulator
Eave drain & spout
LOCKE, Fred M.
Pin-type  
 1870
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  
 1933
U 1,892,888 January 3, 1933 Strain Insulator
Elaborate strain insulator with metal rings and rods attached around the insulator
HAWLEY, Kent A.
Strain Locke Insulator Corp.
 1946
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  
 1948
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  
 1949
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  
 1939
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.
 1955
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  
 1952
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  
 1940
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  
 1941
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  
 1890
U 433,409 July 29, 1890 Electric Railway
Electric railway with third rail insulated with glass insulators.
KEITHLEY, Herbert R.
Third Rail  
 1909
U 927,187 July 6, 1909 Insulator
Electrose disk insulator
STEINBERGER, Louis
Electrose  
 1916
R 14,204 October 17, 1916 Insulator
Electrose disk insulator. Reissue of patent 927,187
STEINBERGER, Louis
Electrose  
 1915
U 1,166,393 December 28, 1915 Insulator
Electrose high tension pintype insulator
STEINBERGER, Louis
Electrose  
 1923
U 1,446,135 February 20, 1923 Insulator
Electrose high voltage insulator with special steel pin threaded at the bottom
STEINBERGER, Louis
Electrose  
 1904
U 749,335 January 12, 1904 Insulator
Electrose insulator to hold heavy conductor on top (similar to 578,825)
STEINBERGER, Louis
Electrose  
 1920
U 1,348,249 August 3, 1920 Insulator Knob
Electrose knob
STEINBERGER, Louis
Knob  
 1916
U 1,206,160 November 28, 1916 High Potential Insulator
Electrose modified pin type
STEINBERGER, Louis
Electrose  
 1907
U 855,355 May 28, 1907 High Potential Insulator
Electrose multipart insulator for high voltages
STEINBERGER, Louis
Electrose  
 1905
U 786,690 April 4, 1905 Multiple Hood Insulator
Electrose multipart pin type (Brown p. 70)
STEINBERGER, Louis
Electrose  
 1923
U 1,468,043 September 18, 1923 Insulator Supporting Pin
Electrose pin
STEINBERGER, Louis
Pin  
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  
 1909
U 913,439 February 23, 1909 Disk Insulator
Electrose pintype insulator with multiple parts and skirts
STEINBERGER, Louis
Electrose  
 1903
U 724,351 March 31, 1903 Insulated Strain
Electrose strain (Brown p. 69)
STEINBERGER, Louis
Electrose  
 1905
U 786,691 April 4, 1905 Strain
Electrose strain (Brown p. 69)
STEINBERGER, Louis
Electrose  
 1920
U 1,335,801 April 6, 1920 Insulator
Electrose strain (Brown p. 69)
STEINBERGER, Louis
Electrose  
 1911
U 999,414 August 1, 1911 High Tension Strain Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
 1913
U 1,054,148 February 25, 1913 High Voltage Strain Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
U 1,054,469 February 25, 1913 High Voltage Strain Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
 1922
U 1,406,696 February 14, 1922 Self-Cooling Strain Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
U 1,406,697 February 14, 1922 Self-Cooling Strain Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
 1923
U 1,448,096 March 13, 1923 Strain Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
U 1,448,604 March 13, 1923 Column Strain Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
U 1,451,968 April 17, 1923 Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
U 1,453,201 April 24, 1923 Strain Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
U 1,468,042 September 18, 1923 Column Strain Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
 1924
U 1,501,732 July 15, 1924 Column Strain Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
U 1,513,291 October 28, 1924 Insulator
Electrose strain insulator
STEINBERGER, Louis
Strain  
 1922
U 1,426,516 August 22, 1922 Insulator
Electrose strain insulator with side ribs
STEINBERGER, Louis
Electrose  
 1909
U Specimen known 927,186 July 6, 1909 High Potential Strain Insulator
Electrose strain insulator, specimen marked with this patent
STEINBERGER, Louis
Electrose  
 1915
U 1,143,149 June 15, 1915 Insulator
Electrose strain that can be bolted between two crossarms
STEINBERGER, Louis
Electrose  
U 1,166,392 December 28, 1915 Insulator
Electrose strain that can be bolted between two crossarms
STEINBERGER, Louis
Electrose  
 1923
U 1,443,657 January 30, 1923 Insulator
Electrose suspension insulator
STEINBERGER, Louis
Suspension  
 1908
U 905,014 November 24, 1908 Flexible Suspension for Conductors
Electrose suspension system
STEINBERGER, Louis
Electrose  
 1915
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  
 1908
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  
 1909
U 917,501 April 6, 1909 Third Rail Insulator
Electrose third rail insulator.
STEINBERGER, Louis
Third Rail  
 1908
U 897,636 September 1, 1908 Process for Making Feldspar Flux
Feldspar flux, method of preparing
LOCKE, Fred M.
Feldspar  
 1909
R 12,992 July 13, 1909 Manufacture of Spar Insulators
Feldspar insulator material (reissue of 907,155)
LOCKE, Fred M.
Feldspar  
 1908
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  
 1940
D 121,705 July 30, 1940 Design for an Electric Fence Insulator
Fence knob
SMITH, Ralph R.
Knob  
 1939
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  
 1964
U 3,122,861 March 3, 1964 Field Replacement Block in Masonry Walls and Panels
Field Replacement of Glass Blocks
IDEN, Charles H.
OI Owens-Illinois Glass Co.
 1902
U 707,245 August 19, 1902 Filter Press
Filter press
LOCKE, Fred M.
Filter Press  
 1912
U Specimen known 1,048,850 December 31, 1912 Insulator
Findlay reversible ""Buckeye"" split-knob for crossovers
MOORE, John W.
Knob  
 1961
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.
 1915
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 1,135,940 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
 1891
U 452,796 May 26, 1891 Hollow Braided Lightning Rod
Flexible lightning rod made of hollow plaited cable
KRESS, George R.
Lightning Rod  
 1837
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  
 1863
U 38,492 May 12, 1863 Improvement in Lamp Chimneys
Fluted lamp chimney
JUKES, Wesley L.
HU  
 1935
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.
 1934
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.
 1930
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  
 1932
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  
 1938
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.
 1933
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  
 1935
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.
 1966
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.
 1937
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.
 1936
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.
 1928
U 1,677,346 July 17, 1928 Insulator
Fogbowl suspension
JACKSON, Ray P.
Fog Type Westinghouse Electric & Mfg. Co.
 1929
U 1,706,488 March 26, 1929 Insulator
Fogbowl via metal pan under skirt
HAWLEY, Kent A.
Fog Type Locke Insulator Corp.
 1877
U 187,827 February 27, 1877 Improvement in Fruit Jars
Fruit jar (Blackglass Royal)
DICKEY, Adam
HU  
 1915
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  
 1906
U 808,810 January 2, 1906 Glass Furnace
Furnace for discharging glass to make insulators
BROOKFIELD, Henry M.
Furnace  
 1908
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.
 1895
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  
 1944
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.
 1895
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  
 1897
U 595,585 December 14, 1897 Fuse Block
Fuse cutout
SCHUTT, Duny A.
Fuse Holder The Peru Electric Mfg. Co.
 1903
U Specimen known 736,049 August 11, 1903 Electric Fuse Box
Fuse cutout
WOOD, James J.
Fuse Holder  
 1899
U Specimen known 617,608 January 10, 1899 Electrical Cut-Out
Fuse cutout (Pass & Seymour) with rotatable fuse plug
SEYMOUR, Albert P.
Fuse Holder  
 1927
U 1,652,693 December 13, 1927 Cut-Out Insulator
Fuse holder
BAILEY, Thomas
Fuse Holder  
 1905
U 794,435 July 11, 1905 Thermal Cut-Out
Fuse holder (Westinghouse -- see photo)
VARNEY, Theodore
Fuse Holder Westinghouse Elec. & Mfg. Co.
 1941
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.
 1898
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
 1905
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.
 1915
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  
 1918
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  
 1917
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
 1882
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  
 1961
U 2,995,184 August 8, 1961 Gas Burner Structures
Gas Burner for welding glass blocks
ZIMMERMAN, George
OI Owens-Illinois Glass Co.
 1928
U 1,678,942 July 31, 1928 Mechanical Movement
Gear for automatic insulator press
HOLMES, Minot K.
Press Hemingray Glass Co.
 1886
U 343,332 June 8, 1886 Ball Ornament for Lightning Rods
Glass ball ornament for lightning rods
MUNSON, Alvin Johnston
Lightning Rod Ornament  
 1887
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  
 1920
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  
 1928
U 1,670,853 May 22, 1928 Piano Insulator
Glass base with metal and rubber cup to support the piano leg
GEBHARD, Carl
Piano  
 1883
U 290,771 December 25, 1883 Glass Batch Mixer
Glass batch mixer
HEMINGRAY, Ralph G.
HI  
 1961
U 3,012,378 December 12, 1961 Light Transmitting Blocks
Glass Block
BOYD, Robert A.
OI Owens-Illinois 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.
 1960
U 2,947,267 August 2, 1960 Skylight Mounting
Glass block for skylight
STARK, Charles H.
OI Owens-Illinois Glass Co.
U 2,941,393 June 21, 1960 Banded Hollow Glass Structural Unit
Glass block for skylights etc.
MCDAVITT, Murray
VINCENT, Harvard B.
OI Owens-Illinois Glass Co.
 1940
U 2,210,583 August 6, 1940 Mold
Glass block mold
HENRY, Kenneth M.
OI Owens-Illinois Glass Co.
U 2,199,356 April 30, 1940 Glassware Forming Apparatus
Glass block press
BROWN, Alvin E.
OI Owens-Illinois Glass Co.
 1938
U 2,119,259 May 31, 1938 Method of Making Articles of Vitreous Materials
Glass Block Pressing Machine
SLAYTER, Games
OI Owens-Illinois Glass Co.
 1941
U 2,228,613 January 14, 1941 Machine for Forming Glass Articles
Glass Block Pressing Machine
SOUBIER, Leonard D.
OI Owens-Illinois Glass Co.
 1958
U 2,858,734 November 4, 1958 Skylight
Glass Block Skylight
BOYD, Robert A.
OI Owens-Illinois Glass Co.
 1961
U 2,993,409 July 25, 1961 Skylights
Glass Block Skylight
BOYD, Robert A.
OI Owens-Illinois Glass Co.
 1958
U 2,844,998 July 29, 1958 Glass Building Block Having Light Directing Properties
Glass block that directs light
VINCENT, Harvard B.
OI Owens-Illinois Glass Co.
 1963
U 3,096,684 July 9, 1963 Fenestration Structure for Control of Daylighting
Glass block wall construction
KEGG, Robert R.
LA BRECQUE, Raymond E.
WARNKE, Richard C.
OI Owens-Illinois Glass Co.
 1943
U 2,318,362 May 4, 1943 Wall Construction
Glass Block wall construction without mortar
BOEGLEN, Durwood L.
LOCKART, Edward P.
OI Owens-Illinois Glass Co.
 1963
U 3,089,051 May 7, 1963 Catadioptric Electroluminescent Glass Block
Glass Block with internal illumination
VERES, Frank
OI Owens-Illinois Glass Co.
 1965
U 3,166,687 January 19, 1965 Transparent Electroluminescent Cell and Glass Block
Glass Block with internal illumination
VERES, Frank
OI Owens-Illinois Glass Co.
 1940
U 2,201,049 May 14, 1940 Glass Fabrication Process and Mold
Glass bushing making process
MOORE, Roy W.
Manufacturing General Electric Co.
 1950
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.
 1902
U 700,977 May 27, 1902 Support for Pianos
Glass caster cup for pianos
OLSEN, Andreas
Piano  
 1951
U 2,562,292 July 31, 1951 Glass composition for electrical bulbs (TV tubes?)
Glass Composition
BLACK, Harold R.
GAGIN, Lawrence V.
OI Owens-Illinois Glass Co.
 1874
U 150,112 April 21, 1874 Improvement in Piano Forte Insulators
Glass cup to insulate a piano leg from sending musical vibrations to the floor
VIGNERON, Charles
Piano  
 1924
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  
 1935
U 2,005,494 June 18, 1935 Glass Feeder
Glass feeder
CHILCOTE, Ray A.
McLaughlin 1/2 to McLaughlin Glass Co.
 1878
U 200,973 March 5, 1878 Improvement in Glass Furnaces
Glass furnace
BROOKFIELD, James M.
Furnace  
 1889
U 416,703 December 3, 1889 Glass Furnace
Glass furnace
PEASE, Jacob
Furnace 1/2 to William Brookfield
 1952
U 2,596,341 May 13, 1952 Burner Block and Burner
Glass furnace burner and refractory burner block
MCCREERY, Cecil W.
HATFIELD, Milton W.
OI Owens-Illinois Glass Co.
 1922
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
 1916
U 1,193,788 August 8, 1916 Glass Furnace
Glass furnace design with large doghouse
HOLMES, Minot K.
HI Hemingray Glass Co.
 1909
U 925,864 June 22, 1909 Glass Furnace
Glass furnace designed to be tilted in order to pour out molten glass
BROOKE, Homer
Glass  
 1853
U 9,789 June 14, 1853 Manufacturing Glass
Glass furnace for burning coal
BROOKFIELD, James M.
WHITE, Ephraim V.
Furnace  
 1872
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
 1907
U 841,112 January 15, 1907 Glass Furnace
Glass furnace for discharging glass to make insulators
BROOKFIELD, Henry M.
Furnace  
 1859
U 24,294 June 7, 1859 Leg for Pianos
Glass insert in a piano leg with hole for mounting a caster wheel
GELIN, Felix
GELIN, Charles
Piano  
 1874
U 153,101 July 14, 1874 Improvement in Piano Sound Insulating Attachments
Glass insert in a piano leg with hole for mounting a caster wheel
MILLER, William R.
Piano  
 1899
U 632,851 September 12, 1899 Bedstead Insulator
Glass insulator for bed legs
SELLERS, William
Piano  
 1905
U 779,402 January 10, 1905 Glass Base for Furniture
Glass insulator for furniture legs
ABRAMS, Mary I.
Piano  
 1880
U 228,962 June 15, 1880 Musical Instrument Insulator
Glass insulator for piano legs
WEIR, Charles S.
Piano  
 1897
U 587,216 July 27, 1897 Wire Holder
Glass insulator to hold line wire with a threaded bottom to fit in a metal bracket
LAWRENCE, Joseph B.
Miscellaneous  
 1895
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.
 1988
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
 1916
U 1,169,011 January 18, 1916 Insulator
Glass insulator with internal reinforcement for strength
COOK, Harry A.
Glass  
 1896
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  
 1915
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 angle-iron crossarm
MARDOCK, Guy
Insulator  
 1877
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 193,212 July 17, 1877 Improvement in Oil Cans
Glass lined oil can
BARTELS, William H.
HU 1/2 to Waldo R. Eaton
 1879
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.
 1877
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
 1915
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 1,136,504 April 20, 1915 Glass and Art of Making the Same
Glass made from cullet with lime and clay added
BROOKFIELD, Henry M.
Glass  
 1958
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.
 1887
U 364,211 June 7, 1887 Glass Mold
Glass mold for bottles with an end-tapper.
BROOKE, Homer
Mold  
 1892
U 486,182 November 15, 1892 Glass Mold
Glass mold to form threads on the bottle.
OAKMAN, Samuel
Bottle  
 1927
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.
 1894
U 519,446 May 8, 1894 Trolley Wire Hanger
Glass oil insulator used in trolley wire hanger
CROUNSE, Albert B.
RUTLEDGE, Charles A.
Oil  
 1907
U 849,461 April 9, 1907 Glass Press
Glass press
CONWAY, Thomas J.
Press  
 1959
U 2,893,542 July 7, 1959 Glass Working Machine
Glass press (references Hemingray press 588,795)
WATKINS, George E.
POND, Leander N.
Press Corning Glass Works
 1906
U 809,969 January 16, 1906 Glass-Molding Apparatus
Glass press for jars or insulators
MYERS, McClelland
Press  
 1965
U 3,202,498 August 24, 1965 Glass Forming Plunger
Glass press for TV faceplates and glass block
TOROK, Julius J.
OI Owens-Illinois Glass Co.
 1899
U 622,270 April 4, 1899 Machine for Making Hollow Glassware
Glass Press that can be adapted for insulator manufacture
ROWE, John T.
Misc  
 1904
U 771,483 October 4, 1904 Glass Mold
Glass press that can be adapted for insulator manufacture
MYERS, McClelland
Press 1/2 to John P. Elkins
 1907
U 859,306 July 9, 1907 Glass Molding Machine
Glass press that can be adapted for insulator manufacture
LUCOCK, John S.
Press  
 1968
U 3,416,909 December 17, 1968 Apparatus for Molding Glass Articles
Glass press that can be adapted for insulator manufacture
WILCOCK, John Edward
Press Pilkington Brothers Ltd.
 1883
U 281,740 July 24, 1883 Glass Press
Glass press that can be adapted for insulator manufacture. Patent was used by the Cadiz Glass Co.
WALLACE, William M.
Press  
 1864
U 42,143 March 29, 1864 Glass Pressing Machine
Glass press using steam piston to apply pressure
MCKEE, Frederick
BALLINGER, Charles
Press McKee and Brothers
 1862
U 34,105 January 7, 1862 Improvement in Pumps
Glass Pump Cylinder
COLLINS, George
PIPER, Enoch
HU  
 1925
U 1,562,817 November 24, 1925 Piano Glide
Glass shell with bottom made of polished hardwood to aid in moving piano and act as an insulator
WISMER, George C.
Piano  
 1916
U Specimen known 1,187,378 June 13, 1916 Sliding Shoe for Furniture
Glass slider for end of furniture leg
OSBORN, Alexander F.
Miscellaneous Hard Manufacturing Co.
 1940
U 2,215,984 September 24, 1940 Apparatus for Producing Hollow Glass Articles
Glass suction press for CD 128
SOUBIER, Leonard D.
Press Owens-Illinois Glass Co.
 1964
U 3,141,063 July 14, 1964 Toughened Glass, Pin Type Insulator
Glass tempering method
EDWARDS, Derrik R.
Glass Pilkington Brothers Limited
 1983
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
 1941
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
 1961
U 2,988,852 June 20, 1961 Method of Thermally Sealing Hollow Glass Articles at Minimal Temperatures
Glass to glass seal for glass blocks
HENRY, Kenneth M.
OI Owens-Illinois Glass Co.
 1959
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
 1964
U 3,155,479 November 3, 1964 Centrifugal Molds and Method of Forming Hollow Articles
Glass TV Tube Molds
ZIMMERMAN, George
OI Owens-Illinois Glass Co.
 1904
U 756,895 April 12, 1904 Process of Manufacturing Glass Articles
Glass working machine elimating the gatherer & shearer
RICHARDSON, JR., Solon O.
Bottle  
 1939
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.
 1942
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.
 1902
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
 1903
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  
 1902
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  
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  
 1943
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.
 1886
U 342,602 May 25, 1886 Fastener for Jar Tops
Globe Fruit Jar
HEMINGRAY, Robert
HI  
 1930
D 82,326 October 21, 1930 Design For a Bottle
Graf's Zep soda bottle
HOLMES, Minot K.
HI Hemingray Glass Co.
 1891
U 452,983 May 26, 1891 Grounding Device for Lightning Rods
Grounding device for lightning rods
RADFORD, Cassius M.
Lightning Rod  
 1869
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  
 1867
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  
 1870
U 105,625 July 26, 1870 Improvement in Telegraph Insulators
Gutta-percha, paraffin or other insulation separating two metal shells
BALDWIN, William W.
Gutta  
 1935
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.
 1933
U 1,913,305 June 6, 1933 Suspension Means for Guy Strain Insulators
Guy strain insulators connected by means of special metal hardware
GOUVERNEUR, Minor F. H.
Strain Locke Insulator Corp.
 1950
U 2,510,182 June 6, 1950 Wire Support
Guy strain with preformed attachment and line wire is brought in through the center and secured by wrapping around the external grooved ribs.
KLINGEL, Edward L.
Strain  
 1905
U 790,715 May 23, 1905 Machinery for the Manufacture of Glass Insulators or Other Glass Articles
Hand operated press and mold for making glass bushings, etc. compensates for quantity of glass
BROOKFIELD, Henry M.
Press  
 1909
U 931,480 August 17, 1909 Wire Bender
Hand tool to quickly bend tie-wire and secure it around the insulator.
PRATT, John Sedgwick
Wire Bender/tie-wire  
 1891
U 450,294 April 14, 1891 Insulator
Hanger - bell type for trolley
LIEB, Charles A.
LAVENS, Erwin
Hanger Charles A. Lieb
 1888
U 383,097 May 22, 1888 Support for Electric Wires
Hanger for electric cable
BROOKS, JR., David
Hanger The Electric Cable Const. & Maint. Co.
 1886
U 336,828 February 23, 1886 Insulator
Hanger for lamp
TRAVIS, Charles L.
Hanger  
 1908
U 887,996 May 19, 1908 Combined Insulator and Lamp Hanger
Hanger for lamp
BURGE, James M.
Hanger  
 1912
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  
 1897
U 574,828 January 5, 1897 Insulator
Hanger insulator for end of pole or other support
SMOCK, Benjamin D.
Hanger  
 1891
U 448,703 March 24, 1891 Support for Electric Line Wires
Hanger insulator for trolley conductor
WIRT, Herbert C.
Hanger  
 1929
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.
 1897
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.
 1891
U 459,843 September 22, 1891 Insulator
Hanger knob
THOMAS, Van A.
Hanger 1/2 to Andrew Ross
 1907
U 868,530 October 15, 1907 Telegraph and Telephone Insulator
Hanger type with slots for two wires
COOPER, John A.
Hanger  
 1878
D 10,678 May 14, 1878 Design for Lamp Shades
Head shaped gas lamp shade
HEMINGRAY, Robert
HI Hemingray Glass Co.
 1900
U 657,574 September 11, 1900 High Voltage Insulator
Heater (electric) imbedded in insulator body
SINDING-LARSEN, Alf
Heater  
 1867
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  
 1908
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  
 1953
U 2,625,581 January 13, 1953 Guy Insulator
Heavy duty guy strain insulator
JENNER, Ralph L.
FIERO, Carl D.
Strain Lapp Insulator Co., Inc.
 1934
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.
 1933
U 1,894,292 January 17, 1933 Strain Insulator
Helical strain insulator
CRAMER, Walter
Helical Locke Insulator Corp.
 1939
U 2,155,848 April 25, 1939 Insulator
Helical suspension & helical post type
TAYLOR, John J.
Helical The Ohio Brass Co.
 1930
U 1,754,101 April 8, 1930 Insulator and Mold for Casting the Same
Hewlett style insulator made by casting
HAQUIN, Henri Louis Joseph
Suspension  
 1896
D 26,323 November 24, 1896 Design for an Insulator
High tension insulator
LOCKE, Fred M.
Pin-type  
 1927
U 1,621,246 March 15, 1927 Insulator
High tension insulator made of parts with metal plates bolted to upper and lower surface or suspension disks bolted together
GODDARD, Walter T.
Multipart Locke Insulator Corp.
 1922
U 1,426,981 August 22, 1922 Insulator
High tension strain made up of one or more ribbed insulators
GODDARD, Walter T.
Strain Locke Insulator Corp.
 1929
U 1,717,210 June 11, 1929 High Voltage Circuit Interrupter
High voltage air break switch
GODDARD, Walter T.
Transmission General Electric Co.
 1914
U 1,099,421 June 9, 1914 High Voltage Switch
High voltage switch mounted on multipart insulators composed of triangle shaped metal rods and insulators that rotate to open or close the switch.
BURKE, Alfred Woodard
Switch  
 1910
U 959,929 May 31, 1910 High Voltage Switch
High voltage switch utilizing a string of suspension insulators
GODDARD, Walter T.
Switch Locke Insulator Mfg. Co.
 1908
U 875,978 January 7, 1908 Electric Switch
High-tension switch supported on several multipart insulators.
BAUM, Frank George
Switch  
 1916
U 1,206,846 December 5, 1916 Insulator
Hole in crown with mercury receiving ends of line wires & clamp
HOPKINS, Roy S.
Hole  
 1913
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  
 1877
R 7,750 June 19, 1877 Improvement in Piano Attachments
Hollow block to support piano legs (see 189,441)
FAIRMAN, James
Piano  
U 189,441 April 10, 1877 Improvement in Hollow Supports for Pianos
Hollow block to support piano legs (see reissue 7,750)
FAIRMAN, James
Piano  
 1892
U 470,514 March 8, 1892 Lightning Conductor
Hollow conductor rod with slip fittings
SIMPSON, Harvey
Lightning Rod  
 1931
U 1,832,240 November 17, 1931 Insulator Pin and Method of Making Same
Hollow forged steel pin with base support, bolt, and means to keep out water
PLIMPTON, Bentley A.
Pin Locke Insulator Corp.
 1893
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  
 1882
U 266,552 October 24, 1882 Insulator for Musical Instruments
Hollow glass insulator for piano legs
SYNAR, Joseph
Piano 2/3 to Henry B. Synar and John T. Synar
 1899
U 639,016 December 12, 1899 Acoustic Supporting Base for Pianos
Hollow glass insulator for piano legs
BRONSON, Frank A.
Piano  
 1900
U 641,493 January 16, 1900 Support for Musical Instruments
Hollow glass insulator for piano legs with adjustable height
BOORMAN, David
Piano  
 1869
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  
 1871
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  
 1895
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  
 1931
U 1,793,191 February 17, 1931 Insulator Pin
Hollow steel pin that can be rotate to align conductor and secured with a keeper pin
PLIMPTON, Bentley A.
Pin Locke Insulator Corp.
 1928
U 1,696,861 December 25, 1928 Insulator Supporting Pin
Hollow steel pin, cast iron base resting on crossarm, and bolt to attach to crossarm
PLIMPTON, Bentley A.
Pin Locke Insulator Corp.
 1868
U 75,365 March 10, 1868 Improvement in Insulators
Hook and block inserted in a bracket
CASTLE, Alfred H.
Hook  
 1869
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  
 1867
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  
 1864
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  
 1866
U 53,426 March 27, 1866 Improvement in Telegraph Insulators
Hook covered with rubber attached to rubber hollow ball chamber
ELY, Alfred B.
Hook  
 1858
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  
 1851
U 8,419 October 14, 1851 Insulator for Telegraph Wires
Hook embedded in metal shell (with guta percha) for bolting
ROBBINS, Zenas C.
Hook  
 1865
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
 1867
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  
 1849
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  
 1866
U 53,427 March 27, 1866 Improvement in Telegraph Insulators
Hook fitted with a disk of rubber
ELY, Alfred B.
Hook  
 1867
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  
 1878
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  
 1867
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  
 1872
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  
 1866
U 53,246 March 13, 1866 Improvement in Telegraph Insulators
Hook insulator
SMITH, William W.
Hook  
 1883
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  
 1890
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
 1866
U 52,761 February 20, 1866 Improvement in Telegraph Insulators
Hook screwed into block of vulcanite
SMITH, William W.
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  
 1875
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
 1883
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
 1884
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 301,446 July 1, 1884 Insulator for Electric Wires
Hook with glazed covering (see 293,242 and 294,384)
HALE, Albert W.
Hook  
 1866
U 53,201 March 13, 1866 Telegraph Insulator
Hook with glazed enamel at right angle to square pointed shank
WADDELL, William W.
Hook  
U 51,934 January 9, 1866 Improvement in Telegraph Insulators
Hook with improved rubber cap and flared top
ELY, Alfred B.
Hook  
 1880
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.
 1868
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  
 1884
U 294,384 March 4, 1884 Insulator for Electric Conductors
Hook with metal glazed coated surface (improvement of 293,242)
HALE, Albert W.
Hook  
 1866
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  
 1870
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
 1869
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  
 1867
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  
 1868
U 79,951 July 14, 1868 Improvement in Insulators
Hook, improvement on 75,365
CASTLE, A. H.
Hook  
 1871
U 112,281 February 28, 1871 Improvement in Insulators for Telegraph Wires
Hook, new shape
ROBBINS, Zenas C.
Hook  
 1908
U 889,803 June 2, 1908 Support for Electrical Conductors
Impractical arrangement using a secondary insulator to support broken conductor above to prevent the line from dropping to the ground. It uses M-3890 insulators.
PAINE, Francis B. H.
Miscellaneous Niagara, Lockport and Ontario Power Co.
 1929
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  
 1939
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.
 1854
U 11,893 November 7, 1854 Glass Furnace
Improved circular glass furnace using anthracite coal
HAY, Andrew K.
Furnace  
 1924
U 1,497,319 June 10, 1924 Insulator
Improved construction of a high tension strain insulator for long spans
AUSTIN, Arthur O.
Strain The Ohio Brass Co.
 1941
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.
 1869
U 88,066 March 23, 1869 Improved Glass Furnace
Improved glass furnace with blower to remove fumes and improve the draught
OAKMAN, Samuel
Furnace  
 1923
U 1,458,755 June 12, 1923 Insulator
Improved method of connection sections of strain insulators
GODDARD, Walter T.
Multipart Locke Insulator Corp.
 1946
U 2,395,295 February 19, 1946 Method of Producing Insulators
Improved method of jiggering and plunging
ROWLAND, Davidge H.
Manufacturing  
 1877
U Specimen known 187,725 February 27, 1877 Improvement in Molding Glass
Improved method to mold necks on bottles (patent date reported on glass chard)
OAKMAN, Samuel
Mold  
 1927
U 1,625,514 April 19, 1927 Apparatus for Forming Plastic Materials
Improved press to form insulator shape from wet process clay and cut in threaded pinhole
AUSTIN, Arthur O.
MACLEOD, Donald Keith
Press The Ohio Brass co.
 1876
U 174,773 March 14, 1876 Improvement in Fruit Jars
Improved seal on fruit jar
BROOKE, Aries P.
Fruit Jar  
 1911
U 1,003,143 September 12, 1911 Electric Signaling Apparatus
Improved signaling of railways
LOCKE, Louis P.
Signal  
 1871
U 117,320 July 25, 1871 Improvement in Chimneys
Improvement in chimney for glass furnace
OAKMAN, Samuel
Furnace  
 1876
U 176,739 May 2, 1876 Improvement in Lubricators
Improvement in lubricators
COTY, John T.
HU  
 1916
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.
 1869
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  
 1914
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
 1920
U 1,328,732 January 20, 1920 Insulator Pin
Improvement of the Lee pin (see 855,253) to allow adjustment of the insulator
HARMS, Rhinehart W.
Pin The R. Thomas & Sons Co.
 1875
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  
 1963
U Specimen known 3,097,101 July 9, 1963 Ceramic Product and Method of Making the Same
Increases the mechanical and electrical strength of porcelain insulators by controlling the grain size of the flint used in the porcelain body and the glaze.
LESTER, Ronald H.
Porcelain General Electric Co.
 1910
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  
 1894
U 529,866 November 27, 1894 Ornament for Lightning Rods
Inexpensive lightning rod ornament in the method of construction of a weathervane
KEYS, Charles F.
Weathervane  
 1883
D 13,996 June 19, 1883 Design for an Inkstand
Inkstand
GRAY, Lawrence B.
Ink  
 1898
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.
 1889
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.
 1930
U 1,786,458 December 30, 1930 Insulating Nontilting Stool
Insulated stool composed of multiple plies of hardwood with extended legs. Pintype insulators are used to support the legs and insulate the stool.
SHIPMAN, Emanuel F.
Stool  
 1906
U 816,270 March 27, 1906 Refractory Material for Electric Insulation and Other Purposes
Insulating material made of steatite and water glass known as artificial lava
STEWARD, Demetrius M.
Misc  
U 816,271 March 27, 1906 Process of Producing New Refractory Material for the Manufacture of Insulators and Other Uses
Insulating material made of steatite and water glass known as artificial lava
STEWARD, Demetrius M.
Misc  
 1901
U 666,586 January 22, 1901 Insulator
Insulator & crossarm (glass) reinforced with embedded metal wires
WOOLBERT, Henry W.
Insulator  
 1898
D 28,356 March 8, 1898 Design for an Insulator
Insulator (composition?) similar to lightning rod ball
MCCARTHY, Louis
Misc  
D 28,355 March 8, 1898 Design for an Insulator
Insulator (composition?) with round end on pin
MCCARTHY, Louis
Misc  
 1885
U 324,957 August 25, 1885 Telegraph Insulator
Insulator (glass) screwed into crossarm
PUTNAM, Jacob D.
Insulator  
 1884
U 297,683 April 29, 1884 Telephone Line
Insulator and pin coated with waterproof compound
DOOLITTLE, Thomas B.
Miscellaneous  
 1928
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.
 1910
U 972,994 October 18, 1910 Insulator
Insulator base curve to fit flush with matching curved top of crossarm
CAMPBELL, John H.
Insulator  
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.
 1916
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.
 1943
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
 1911
U 1,009,630 November 21, 1911 Insulating Compound
Insulator composition made of asbestos, flint, and calcium hydrate.
BARRINGER, Lawrence E.
  General Electric Co.
 1904
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  
 1933
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.
 1906
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  
 1949
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.
 1951
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.
 1908
U 880,343 February 25, 1908 Press Mold for Making Insulators
Insulator mold
WAGNER, Henry
Mold  
 1874
U 155,099 September 15, 1874 Improvement in Insulators for Musical Instruments
Insulator mounted between the top of the piano leg and the piano
MILLER, William R.
Piano  
 1875
U 159,342 February 2, 1875 Improvement in Piano Insulators
Insulator mounted between the top of the piano leg and the piano
MILLER, William R.
Piano  
 1893
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  
 1909
U 918,339 April 13, 1909 System for Insulation for High voltage Electric Conductors
Insulator multiples
LOCKE, Fred M.
Insulator  
 1896
U Specimen known 573,092 December 15, 1896 Insulator
Insulator of two materials combined
LOCKE, Fred M.
Insulator  
 1908
U 887,358 May 12, 1908 Wall Bracket
Insulator pin bracket
SWORTFIGER, George F.
Bracket  
 1872
U 125,980 April 23, 1872 Improvement in Screw Cutting Device
Insulator pin threading device
NORTH, Stephen
Pin  
 1887
U 360,215 March 29, 1887 Automatic Lathe
Insulator pin threading device
FISHER, Frank E.
Pin  
 1904
U 750,209 January 19, 1904 Automatic Turning Machine
Insulator pin threading device
MAGERS, Bonneventure T.
Pin The Indianapolis Arm, Bracket and Pin Co.
U 751,841 February 9, 1904 Thread Cutting Machine
Insulator pin threading device
ENSIGN, George A.
Pin Defiance Machine Works
 1907
U 840,369 January 1, 1907 Automatic Lathe
Insulator pin threading device
PRINGLE, George W.
Pin E. J. Noblett
 1915
U 1,163,132 December 7, 1915 Insulator Pin
Insulator pin with two shanks that are driven into the mine ceiling or wall at right angles to each other in order to more securely hold the insulator.
ETTE, Charles G.
Pin/mine St. Louis Malleable Casting Co.
 1903
U 730,665 June 9, 1903 Glass Molding Machine
Insulator Press
KRIBS, Seraphin
Press  
U 739,666 September 22, 1903 Glass Molding Machine
Insulator Press
GIBSON, Frank H.
Press  
U 743,268 November 3, 1903 Glass Molding Machine
Insulator Press
GIBSON, Frank H.
Press 1/2 to Ellison Elmer
 1906
U 837,409 December 4, 1906 Machine for Making Glass Insulators
Insulator press
JONES, William B.
BLUE, Charles E.
Press  
 1917
U 1,226,795 May 22, 1917 Insulator Press
Insulator press
NEWBY, William
Press William I. Lourie
 1936
U 2,052,343 August 25, 1936 Plastic Forming Apparatus
Insulator press
DU BOIS, David Irvin
Press Whitall Tatum Co.
 1943
U 2,331,053 October 5, 1943 Insulator Plunger Support
Insulator press
SHILLINGER, Clare B.
Press Owens-Illinois Glass Co.
 1952
U 2,602,269 July 8, 1952 Apparatus for Forming Undercut Sockets in a Material in a Hot Plastic State
Insulator press
WILCOCK, John Edward
Press Pilkington Brothers Ltd.
U 2,602,270 July 8, 1952 Apparatus for Forming Undercut Sockets in a Material in a Hot Plastic State
Insulator press
WILCOCK, John Edward
BAILLIE, Granville Hugh
Press Pilkington Brothers Ltd.
 1955
U 2,710,492 June 14, 1955 Apparatus for Forming Cavities in the Wall of a Socket of a Pin-Type Glass Insulator
Insulator press
WILCOCK, John Edward
Press Pilkington Brothers Ltd.
 1957
U 2,811,815 November 5, 1957 Continuous Glass Molding Machine
Insulator press
ELDRED, John W.
Press  
 1958
U 2,843,973 July 22, 1958 Apparatus Used in Compression Molding of Objects of Glass and Like Material
Insulator press
CLIGNET, Georges
Press Verreries Charbonneaux
U 2,863,260 December 9, 1958 Machine for Molding Glass Articles
Insulator press
TOEPFER, Walter J.
STUTSKE, William A.
Press Owens-Illinois Glass Co.
 1961
U 2,975,554 March 21, 1961 Press Mold and Method of Operation
Insulator press for CD 1049
STUTSKE, William A.
TOROK, Julius J.
Press Owens-Illinois Glass Co.
 1905
U 788,120 April 25, 1905 Press for Plastic Material
Insulator press for forming the bottom shell and threaded pinhole of multipart porcelain insulators (Thomas blue jean seam impression in bottom skirt)
THOMAS, George W.
Press The R. Thomas & Sons Co.
 1883
U 270,526 January 9, 1883 Press for Molding Glass
Insulator press for molding glass or porcelain.
WERTS, William
Press  
 1884
U 301,329 July 1, 1884 Plunger for Pressing Glass
Insulator press with a plunger made of plaster of Paris
BECK, Washington
Press  
 1941
U 2,238,198 April 15, 1941 Insulator Press
Insulator press with multiple molds for pressing glass insulators
WEBER, Walter C.
Press Corning Glass Works
 1872
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  
 1879
U 216,138 June 3, 1879 Improvement in Telegraph Insulators
Insulator suspended under crossarm by screw to hold wireholder
BLOOMFIELD, John H.
Insulator  
 1907
U 872,569 December 3, 1907 System of Insulation for High Voltage Electric Conductors
Insulator system for high voltage conductors
LOCKE, Fred M.
Insulator  
 1935
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.
 1941
U 2,257,675 September 30, 1941 Plunger Screw-Out Chuck
Insulator threading mandrel removal machine
EASTUS, Harold L.
Press; OI Owens-Illinois Glass Co.
 1959
U 2,909,004 October 20, 1959 Plunger Removal Chuck for Insulator Press
Insulator threading mandrel removal machine
TOEPFER, Walter J.
PRENDERGAST, John R.
Press Owens-Illinois Glass Co.
 1916
U 1,204,745 November 14, 1916 Pressure Die for Insulator Pressing Molds
Insulator threading press
DAHL-JENSEN, Jens Peter
Press  
 1936
U 2,048,504 July 21, 1936 Tower Supporting Insulator
Insulator to support radio antenna tower
HAWLEY, Kent A.
Radio Locke Insulator Corp.
 1907
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  
 1885
U 317,479 May 5, 1885 Insulator for Electric Wires
Insulator with corrugations (vertical) inside skirt
WRIGHT, William H.
Insulator  
 1912
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  
 1913
U 1,059,903 April 22, 1913 Insulator with Fuse
Insulator with fuse in the bottom
PETTERSEN, Kristian
Fuse Holder  
 1923
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  
 1914
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  
 1889
U 415,504 November 19, 1889 Insulator
Insulator with internal spring to hold tension on the wire
FOWLER, George
Spring  
 1883
U 281,452 July 17, 1883 Telegraph Insulator
Insulator with side bracket (see OBX March 1973, p. 43)
CHAPMAN, Thomas L.
Insulator  
 1898
U Specimen known 605,109 June 7, 1898 Insulator
Insulator with sleeve to protect pin
LOCKE, Fred M.
Insulator  
 1932
U Specimen known 1,869,397 August 2, 1932 Insulator
Insulator with spiral or helical grooves to all rain to wash the surface better
STROUP, Charles L.
Spiral  
 1909
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.
 1905
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 799,726 September 19, 1905 Insulator
Insulator, split and threaded to screw into hole in crossarm to hold wire
FOREMAN, Ernest Jay
Insulator  
 1901
U 689,171 December 17, 1901 Insulator
Insulators (2) with one pinhole
DUFFY, John F.
HERSHEY, Henry B.
Insulator  
 1885
U 316,469 April 28, 1885 Electric Wire Insulator
Insulators and supporting rail
LOCKE, Joseph
BOWKER, William
Insulator Themselves and Robert Williams
 1882
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
 1913
U 1,060,886 May 6, 1913 Insulator
Interchangeable nail-knob parts
BICKNELL, John E.
Knob Findlay Electric Porcelain Co.
 1882
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  
 1938
U 2,127,150 August 16, 1938 Method of Forming Hollow Glass Articles
Internal decorating of blocks prior to assembly
ZIMMERMAN, Willard P.
HOLMES, Minot K.
OI Owens-Illinois Glass Co.
 1881
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  
 1932
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.
 1934
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.
 1926
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.
 1902
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
 1894
U Specimen known 526,498 September 25, 1894 Conductor Support and Insulator
Jeffrey Mine insulator (CD 185)
OSYOR, David N.
Mine Joseph A. Jeffrey
 1933
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.
 1865
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  
 1910
U 979,015 December 20, 1910 Rail Joint
Joint to connect rails to improve signal communication
LOCKE, Louis P.
Rail  
 1887
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.
 1919
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  
 1920
U 1,343,343 June 15, 1920 Fuel Reservoir
Kerosene jar
BRENNEN, John S.
HU  
 1923
U 1,456,716 May 29, 1923 Bail Attaching Means
Kerosene jar bail
RESEK, Marc
HU The Cleveland Metal Products Co.
 1917
U 1,246,879 November 20, 1917 Valve
Kerosene jar valve
CHADWICK, Lee S.
HU The Cleveland Metal Products Co.
 1923
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.
 1912
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.
 1886
U 349,788 September 28, 1886 Insulator
Knob
FITCH, Nathan T.
Knob  
 1889
U 398,025 February 19, 1889 Insulator
Knob
BROWN, Warren C.
Knob  
 1892
U 477,980 June 28, 1892 Insulator
Knob
WIRT, Herbert C.
Knob The Thomson-Houston Electric Co.
 1895
U 549,443 November 5, 1895 Electric Supporting Insulator
Knob
COLLINS, Joseph
Knob  
 1906
U 840,336 December 25, 1906 Insulator
Knob
JOHNSON, Alfred
Knob  
 1907
U 845,544 February 26, 1907 Wiring Knob
Knob
GORDON, Waldo C.
Knob The Electric Good Mfg Co.
U Specimen known 864,947 September 3, 1907 Clamp for Electric Wires
Knob
BUFFINTON, Elisha W.
Knob 1/2 to Marietta Huggett
 1908
U 876,059 January 7, 1908 Split Knob
Knob
IRONS, William H.
Knob  
U 879,033 February 11, 1908 Insulators for Electric Wires
Knob
CALDWELL, John
Knob  
 1910
U Specimen known 971,683 October 4, 1910 Insulator
Knob
MARKEL, Harley R.
Knob  
 1912
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 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  
 1913
U 1,049,405 January 7, 1913 Insulator
Knob
SCHAUB, Ferdinand
Knob  
 1915
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  
 1916
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  
 1917
U 1,217,315 February 27, 1917 Insulator
Knob
KENDIG, Julian H.
Knob  
 1919
U 1,302,158 April 29, 1919 Insulator
Knob
HARRIS, John R.
Knob  
 1920
U 1,335,634 March 30, 1920 Insulator
Knob
AMOS, Frank M.
Knob Wheeling Tile Co.
 1921
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  
 1922
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.
 1923
U 1,474,736 November 20, 1923 Insulator
Knob
SCHAUB, Ferdinand
Knob  
 1924
U Specimen known 1,521,433 December 30, 1924 Indicating Insulator
Knob
CHARLTON, Robert W.
Knob  
 1926
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  
 1929
U 1,736,043 November 19, 1929 Insulator
Knob
KYLE, William D.
Knob Line Material Co.
 1944
U 2,343,576 March 7, 1944 Support for Electric Conductors
Knob
PITTMAN, Ralph R.
Knob  
 1928
U 1,668,581 May 8, 1928 Electrical Insulating Knob
Knob (Canada)
BROWN, Donald M.
Knob  
 1910
U Specimen known 954,596 April 12, 1910 Insulator
Knob (Fireplug)
STADERMANN, Albert L.
Knob  
 1890
U 440,042 November 4, 1890 Insulator for Electric Conductors
Knob - 2 piece
KESSLER, William
Knob  
 1894
U 525,001 August 28, 1894 Insulator
Knob - 2 piece
BRADLEY, Leonard W.
Knob  
 1895
U 531,635 January 1, 1895 Electric Wire Holder or Insulator
Knob - 2 piece
ISKE, Albert
Knob  
 1904
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
 1889
U 403,727 May 21, 1889 Insulator
Knob - self-tying
BERRANG, Jacob C.
Knob  
 1892
U 469,940 March 1, 1892 Insulator
Knob - self-tying
HAMMOND, Charles N.
Knob  
U 480,011 August 2, 1892 Insulator
Knob - self-tying
GREEN, John Jay
Knob The Security Insulator Co.
 1894
U 526,472 September 25, 1894 Insulator for Electric Conductors
Knob - self-tying
WEBSTER, George
Knob 1/2 to Arthur Ingraham & Samuel Brown
 1899
U 627,366 June 20, 1899 Insulator for Fastening Electric Wires
Knob - self-tying
TRELEAVEN, John
Knob Harry Painter and Christopher Turton
 1900
U 660,271 October 23, 1900 Insulating Knob for Electric Light Wiring
Knob - self-tying
HENDERSON, Robert H.
HENDERSON, John G.
Knob  
 1905
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  
 1908
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  
 1910
U 964,586 July 19, 1910 Insulator
Knob - self-tying
TUFTS, JR., John R.
Knob 1/2 to F. W. Clark
U Specimen known 977,262 November 29, 1910 Insulating Hanger
Knob - self-tying
BIGHAM, Neal Jay
Knob Harry A. Robertson
 1943
U Specimen known 2,307,277 January 5, 1943 Wire Support
Knob - self-tying
KLINGEL, Edward L.
Knob  
 1914
R 13,748 June 16, 1914 Insulator
Knob - self-tying (reissue of 1,029,980)
ELLIS, John
Knob  
 1912
U 1,029,980 June 18, 1912 Insulator
Knob - self-tying (see reissue 13,748 on 6-16-1914)
ELLIS, John
Knob  
 1892
U 483,771 October 4, 1892 Insulator
Knob - self-tying Patent was owned by Pass & Seymour.
SEYMOUR, Albert P.
Knob  
 1900
U 664,176 December 18, 1900 Electric Insulator
Knob - self-tying via screw cap
RISLER, Emil
Knob  
 1927
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  
 1950
U Specimen known 2,517,221 August 1, 1950 Secondary and Service Rack Insulator
Knob - specimens exist called ""pencil holder""
LOUX, Raymond A.
Knob  
 1904
U 776,514 December 6, 1904 Cleat for Electric Wiring
Knob - split
HUNT, Emory C.
Knob 1/2 to C. W. E. Snyder
 1906
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 834,533 October 30, 1906 Insulator
Knob - split vertically to clamp wire
NICOLS, James F.
Knob 1/2 to C. D. Stevens
 1940
U 2,213,425 September 3, 1940 Insulator Fastener
Knob and bracket pin
YOUNG, Harry M.
Knob Western Wire Products Co.
 1911
U 989,231 April 11, 1911 Insulator Support
Knob bracket
CHAMBERLAIN, Wilbur L.
Knob  
 1954
U Specimen known 2,688,654 September 7, 1954 Insulator for Fence Posts
Knob for electric fence.
BUSSMANN, JR., Aloysius B.
Knob  
 1943
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.
 1884
U 296,688 April 8, 1884 Insulating Support for Electric Conductors
Knob for holding wires
HAINES, David
LAKE, Stephen
Knob  
 1883
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  
 1892
U 485,106 October 25, 1892 Insulator
Knob of mica with side groove to hold wire
LEE, Charles T.
Knob The Johns-Pratt Co.
 1906
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
 1910
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.
 1901
U Specimen known 682,709 September 17, 1901 Insulator
Knob to support underground conduit electric railways
JENKINS, Wilton F.
Knob  
 1911
U 981,074 January 10, 1911 Split-knob Insulator
Knob triangular shaped
DUPONT, Henry H.
Knob  
 1908
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  
 1919
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  
 1907
U 849,896 April 9, 1907 Insulator
Knob with cam device to hold wire
GRIFFITH, Charles
Knob  
 1897
U 588,048 August 10, 1897 Insulator for Wires
Knob with grooves and bracket
ASHBY, George
Knob  
 1883
U 279,274 June 12, 1883 Binding Post
Knob with grooves to wrap line wire around
PATTERSON, William R.
Knob Western Electric Co.
 1918
U 1,273,313 July 23, 1918 Insulator
Knob with metal clip
BEATTY, Thomas W.
Knob  
 1928
U 1,664,172 March 27, 1928 Insulator
Knob with metal hook to hold wire
HOLLER, John R.
Knob  
 1915
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  
 1925
U Specimen known 1,527,318 February 24, 1925 Insulator
Knob with multiple side grooves
LEWIS, Edwin
Knob American Telephone & Telegraph Co.
 1909
U Specimen known 917,207 April 6, 1909 Insulator
Knob with offset screw
WEBER, JR., August
Knob August Weber, Sr.
 1911
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  
 1920
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
 1925
U 1,530,298 March 17, 1925 Knob
Knob with side grooves
CHAMBLESS, Young J.
LEE, Ammie L.
Knob  
 1913
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  
 1891
U 450,384 April 14, 1891 Electric Wire Insulator
Knob with two grooves and side petticoat
BERTOLETTE, Daniel A.
Knob  
 1916
U 1,177,996 April 4, 1916 Insulator
Knob with two nail holes
CURRY, William J.
ANDREWS, William A.
Knob  
 1918
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  
 1916
U Specimen known 1,179,127 April 11, 1916 Insulator
Knob, split with metal clip to hold the parts together
MARKEL, Harley R.
Knob  
 1888
U 386,111 July 17, 1888 Electric Wire Insulator
Knobs paired to hold wire in trees
CUTLER, Henry H.
Knob  
 1901
U Specimen known 682,831 September 17, 1901 Adjustable Insulator
Knobs with various fluted sides grouped to hold wire
MURDOCK, Henry D.
Knob  
 1869
D 3,436 March 30, 1869 Design for a Lamp Chimney
Lamp chimney
HEMINGRAY, Robert
Lamp  
U 92,256 July 6, 1869 Improvement in Lamp Chimneys
Lamp chimney to support a shade
BROOKE, Homer
Lamp Chimney  
 1875
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.
 1949
U 2,479,861 August 23, 1949 Land Mine
Land Mine made of glass or ceramic
PASS, Richard H.
OU Onondaga Pottery Co.
 1917
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  
 1909
U 912,501 February 16, 1909 High Tension Insulator
Large covers for insulators to protect them from rain and thus reduce electrical leakage
SODEN, John K.
Miscellaneous  
 1948
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.
 1882
U 267,434 November 14, 1882 Lathe for Turning Insulator Pins
Lathe for turning out wooden insulator pins.
KURTZ, Jacob S.
Pin  
 1922
U 1,427,213 August 29, 1922 Lathe
Lathe to cut insulator profile using a profile template
LAPP, John S.
Lathe Lapp Insulator Co.
 1877
U 196,493 October 23, 1877 Improvement in Lightning Conductors
Lighning rod conductor with improved grounding
SPANG, Henry W.
Lightning Rod Conductor  
 1876
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  
 1911
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  
 1846
U 4,807 October 7, 1846 Improvement in Lightning Conductors
Lighting rod and insulator
L'ANGLAIS, Rene
Lightning Rod Insulator  
 1924
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  
 1918
U 1,264,396 April 30, 1918 Lightning Arrester
Lightning arrester attached to M-3021
HAYS, Frederick W.
Lightning Arrester/M-3021  
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  
 1910
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 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
 1936
U 2,036,225 April 7, 1936 Lightning Guard for Transmission Lines
Lightning guard strung above transmission towers with supporting tower between transmission towers
LUSIGNAN, JR., Joseph T.
Transmission The Ohio Brass Co.
 1885
U 328,071 October 13, 1885 Grain Stack Protector
Lightning protection for grain stacks using a portable system
SCHAUER, Florian
Lightning Rod  
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  
 1883
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  
 1907
U 873,154 December 10, 1907 Two Male T
Lightning rod ""T"" coupling
MILLER, George A.
Lightning Rod Coupling St. Louis Lightning Rod Co.
 1887
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  
 1899
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  
 1906
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  
 1841
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  
 1915
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 1,127,696 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.
 1888
U 377,742 February 14, 1888 Lightning Rod Attachment for Windmills
Lightning rod attached to windmills by means of a standard fixed rod and one that travels around with the windmill to keep the point in continuous contact with the rod conductor to ground
DANIELS, Eugene O.
Windmill  
 1887
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  
 1868
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  
 1876
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  
 1887
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
 1881
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
 1877
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  
 1868
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  
 1879
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  
 1877
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 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  
 1907
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  
 1876
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  
 1871
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  
 1877
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  
 1889
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  
 1917
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  
 1876
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  
 1841
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  
 1921
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  
 1927
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.
 1919
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  
 1913
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  
 1879
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  
 1915
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  
 1909
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  
 1925
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  
 1915
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  
 1871
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  
 1931
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  
 1880
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  
 1879
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  
 1893
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  
 1918
U 1,266,175 May 14, 1918 Lightning Protector
Lightning rod elevated above the building with multiple downwardly curving points
TESLA, Nikola
Lightning Rod  
 1917
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  
 1923
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  
 1876
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  
 1915
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  
 1887
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  
 1901
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  
 1888
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
 1891
U Specimen known 450,708 April 21, 1891 Insulator
Lightning rod insulator
CREIGHTON, Theodore
Lightning Rod Insulator  
 1850
U Specimen known 7,076 February 5, 1850 Lightning Rod Insulator
Lightning rod insulator (attachment for conductors)
SPRATT, James
Lightning Rod Insulator  
 1851
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  
 1859
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  
 1858
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  
 1863
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
 1867
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  
 1858
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  
 1859
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  
 1867
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
 1854
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  
 1860
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  
 1869
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  
 1867
U 66,215 July 2, 1867 Improvement in Insulator Holders
Lightning rod insulator holder for glass insulator
CALROW, Richard
Lightning Rod Insulator  
 1855
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  
 1880
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  
 1884
U 305,020 September 9, 1884 Insulator for Lightning Rods
Lightning rod insulator of two interlocking parts
RUTH, John Anthony
Lightning Rod Insulator  
 1869
U 94,037 August 24, 1869 Improvement in Insulators
Lightning rod insulator slotted for self-locking
SCOTT, Franklin
Lightning Rod Insulator  
 1883
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
 1902
U Specimen known 699,761 May 13, 1902 Insulator
Lightning rod insulator tie wire knob
KRETZER, Henry F.
Lightning Rod Insulator  
 1880
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.
 1876
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
 1872
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
 1877
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  
 1871
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  
 1859
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  
 1868
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  
 1867
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  
 1870
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  
 1871
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  
 1877
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  
 1867
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 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
 1872
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  
 1876
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  
 1872
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  
 1871
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  
 1877
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  
 1857
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  
 1875
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
 1915
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  
 1867
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  
 1868
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  
 1883
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  
 1871
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  
 1872
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  
 1873
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  
 1858
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
 1878
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
 1879
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
 1869
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  
 1928
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  
 1876
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.
 1872
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 129,675 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 129,677 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  
 1891
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  
 1876
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  
 1869
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  
 1872
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  
 1859
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
 1875
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  
 1874
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  
 1908
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  
 1854
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  
 1872
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  
 1871
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 112,426 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  
 1873
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  
 1856
U 15,491 August 5, 1856 Improvement in Lightning Rods
Lightning rod made of tubular metal with fins
MUNSON, David
Lightning Rod  
 1883
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 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  
 1869
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  
 1871
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  
 1870
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  
 1872
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
 1864
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  
 1868
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  
 1927
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.
 1864
U 45,632 December 27, 1864 Improvement in Lightning Rods
Lightning rod made up of a core of twisted wires
PRATT, James
Lightning Rod  
 1865
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  
 1860
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  
 1866
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  
 1877
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  
 1868
U 74,406 February 11, 1868 Improvement in Lightning Rods
Lightning rod made with twists and folds
MUNSON, David
Lightning Rod  
 1883
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  
 1877
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
 1887
U 356,531 January 25, 1887 Lightning Rod
Lightning rod of two or more tubes
GRIMES, Cornelius H.
Lightning Rod  
 1881
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  
 1893
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  
 1902
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  
 1899
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
 1852
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  
 1913
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  
 1852
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  
 1865
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  
 1870
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  
 1869
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  
 1866
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  
 1905
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  
 1881
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
 1882
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  
 1870
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
 1875
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  
 1912
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.
 1879
U 218,708 August 19, 1879 Improvement in Lightning Conductors
Lightning rod supported by four twisted metal legs
CAIN, George W.
Lightning Rod  
 1880
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  
 1883
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  
 1875
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  
 1876
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  
 1854
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  
 1910
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  
 1884
U 298,357 May 13, 1884 Lightning Conductor
Lightning rod system using barbed wire
DODGE, Thomas H.
Lightning Rod  
 1885
U 311,115 January 20, 1885 Lightning Conductor
Lightning rod system using flexible braided wire rod and ridgid tips
FRICKE, Joseph R.
Lightning Rod  
 1883
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  
 1882
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  
 1883
U 273,179 February 27, 1883 Lightning Conductor
Lightning rod system with an extended earth terminal utilizing a fence
SPANG, Henry W.
Lightning Rod  
 1902
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  
 1914
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  
 1908
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  
 1878
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  
 1879
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  
 1877
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  
 1912
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.
 1864
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  
 1876
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  
 1890
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  
 1915
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.
 1887
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
 1882
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  
 1910
U 950,181 February 22, 1910 Lightning Rod Support
Lightning rod tripod support
MAHER, Jeremiah J.
Lightning Rod  
 1897
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
 1911
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  
 1957
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  
 1858
U 21,905 October 26, 1858 Improved Method of Insulating and Supporting Lightning Rods
Lightning rod with adjustable caps
ROGERS, Elkanah C.
Lightning Rod  
 1928
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  
 1867
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  
 1876
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  
 1877
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  
 1866
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  
 1887
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  
 1875
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  
 1900
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  
 1908
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  
 1875
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  
 1890
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  
 1887
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  
 1928
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  
 1953
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
 1872
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  
 1914
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  
 1876
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.
 1884
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  
 1901
U 667,366 February 5, 1901 Lightning Rod
Lightning rod with spring metal core wrapped with braided rope conductor
HANSON, Ebbe J.
Lightning Rod  
 1927
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  
 1931
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  
 1873
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  
 1897
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
 1925
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  
 1908
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  
 1910
U 963,830 July 12, 1910 Lightning Rod Construction
Lightning rod Y-shaped tubular support for points
THOMPSON, Thomas
Lightning Rod  
 1871
U 113,530 April 11, 1871 Improvement in Lightning Rods
Lightning rods connected with a tubular metal dowel
KING, Lewis
Lightning Rod Coupling  
 1865
U 50,398 October 10, 1865 Lightning Rod Joints
Lightning rods joined with slip joints
SMITH, N. E.
Lightning Rod Coupling  
 1871
U 120,251 October 24, 1871 Improvement in Lightning Rod Couplings
Lightning rods with interconnecting couplings
DEMOREST, David W.
Lightning Rod Coupling  
 1950
U 2,526,917 October 24, 1950 Line Wire Spacer
Line wire spacer bracket for carrier circuits
WHEELER, Herbert H.
MARKLEY, William F.
Spacer Western Union Telegraph Co.
 1894
U 530,361 December 4, 1894 Tool for Lineman's Use
Lineman's tool to remove or apply the tie wire loop on an insulator
SMITH, Solomon
MISHLER, Milton B.
Tool  
 1917
U 1,212,707 January 16, 1917 Detachable