Search the Insulator Patent Reference Library:

Total of 185 patents found where: Residence is 'New York, NY';

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T / S	Patent	Date	Description	Patentee	Category	Assigned To
		1851
U	8,075	May 6, 1851	Improvement in the Manufacture of India Rubber Rubber - vulcanizing process for hard rubber for insulator	GOODYEAR, Nelson	Rubber
		1858
U	22,186	November 30, 1858	Glass Jar Screw cap shoulder seal fruit jar	MASON, John L.	HU
		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
		1863
R	1,593	December 22, 1863	Improvement in Sealing Fruit Can Metal can with rubber gasket (see 11,332)	GRIFFEN, John F.	Can	James Spratt
		1865
U	47,141	April 4, 1865	Improvement in Insulators for Telegraphs Bracket (wooden) with recessed bowl to hold ramshorn [Smithsonian]	VAN CHOATE, S. F.	Bracket
U	48,906	July 25, 1865	Improvement in Insulators for Telegraph Wires Threads formed internally for screw pin (see reissue 3,847 on 2-22-1870)	CAUVET, Louis A.	Thread
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
		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
		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
		1868
U	75,492	March 10, 1868	Improvement in Telegraph Poles Wire wrapped pole and crossarms to carry leaking electricity to ground	VARLEY, Cromwell F.	Wire
U	75,815	March 24, 1868	Improvement in Insulators for Telegraphs Earthenware insulator, cemented galvanized pin coated with paraffin (Brown p. 57)	VARLEY, Cromwell F.	Earthenware
U	76,358	April 7, 1868	Improvement in Electric Telegraphs Rubber in porcelain or glass shell; glazed shell; sharp drip edge; ears	VARLEY, Cromwell F.	Rubber
U	76,960	April 21, 1868	Improvement in Insulators for Telegraphs Oil, wax or rubber saturated insulator to improve same (Brown p. 57)	VARLEY, Cromwell F.	Oil
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
		1869
U	85,637	January 5, 1869	Improved Glass Mould Mold for making glass bottles	BROOKE, Homer	Mold
U	92,256	July 6, 1869	Improvement in Lamp Chimneys Lamp chimney to support a shade	BROOKE, Homer	Lamp Chimney
U	93,591	August 10, 1869	Improved Glass Mould Mold for making glass bottles with separable bottom part to form depression in bottom of bottle	BROOKE, Homer	Mold
		1870
U	99,145	January 25, 1870	Improvement in the Manufacture of Insulators for Telegraph Poles Press for making insulators, first making hole, then threads	BROOKE, Homer	Press
U	99,381	February 1, 1870	Improvement in Lightning Rods Square hollow lightning rod connected with square plug that fits inside the ends and secured by crimping with a punch	WEST, J. D.	Lightning Rod
R	3,847	February 22, 1870	Improvement in Insulators Threads formed internally for screw pin (reissue of 48,906)	CAUVET, Louis A.	Thread
U	109,879	December 6, 1870	Improvement in Insulators for Telegraph Wires Split insulator protected by metal cage	DE MONTUFAR, Manuel	Split
		1871
U	113,393	April 4, 1871	Improvement in the Mode of Making Telegraph Insulators Press for making insulators leaving plunger in insulator	BROOKFIELD, William	Press
U	116,926	July 11, 1871	Improvement in Glass Presses Press for forming threads in insulators whereby the threaded mandrel remains in the insulator and removed after glass has set up	BROOKE, Aries P.	Press
		1872
U	126,027	April 23, 1872	Improvement in Insulators for Telegraph Wires Rubber coated flattened pin coated with mica for porcelain insulator with a cap	CONKLIN, JR., Joseph I.	Rubber
U	126,038	April 23, 1872	Improvement in Fastening Telegraph Wires to Insulators Tie wire with insulated sheath or saddle to insulate it from conductor	DOREN, Dennis	Tie Wire
U	128,280	June 25, 1872	Improvement in Glass Presses Press for making insulators	BROOKE, Aries P.	Press	William Brookfield
U	128,914	July 9, 1872	Improvement in Apparatus for Burning Hydrocarbons as fuel Glass furnace for burning gas	RUSSELL, William H.	Furnace	James M. Brookfield
U	129,095	July 16, 1872	Improvement in Glass Presses Press for making insulators	BROOKE, Aries P.	Press
U	129,683	July 23, 1872	Improvement in Lightning Rods Lightning rod with sheet metal coupling and sheet metal bracket for holding the rod	ROBERTSON, James	Lightning Rod
U	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
		1874
U	151,352	May 26, 1874	Improvement in Machines for Molding Plastic Materials Press and plunger to form threadless pinhole in glass	BROOKE, Homer	Press
U	154,451	August 25, 1874	Improvement in Telegraph Insulators CD 109.5 self-tying with three projections on top (similar to Harloe)	BROOKE, Homer	Insulator
U	154,638	September 1, 1874	Improvement in Casting Stench Traps Method of casting lead S-traps	BROOKE, Homer	Misc
		1875
U	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
		1876
U	176,073	April 11, 1876	Improvement in Lamp Collars Oil lamp collar with grooves for oil return	SCHNEIDER, Bennet B.	HU
		1877
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
U	191,102	May 22, 1877	Improvement for Glass Molds for Shade-Holders and Shades Mold for lamp shades	BROOKE, Homer	Mold	Bennett B. Schneider
U	191,103	May 22, 1877	Improvement in Molds for Glass Shades, &c. Mold for lamp shades	BROOKE, Homer	Mold	Bennett B. Schneider
U	191,224	May 29, 1877	Improvement in Processes for the Manufacture of Glass Shades Mold for lamp shades	BROOKE, Homer	Mold	Bennett B. Schneider
R	7,750	June 19, 1877	Improvement in Piano Attachments Hollow block to support piano legs (see 189,441)	FAIRMAN, James	Piano
		1880
U	228,077	May 25, 1880	Telegraphic and Telephonic Insulator Wooden insulator with paper thimble and covering	JOBBINS, William F.	Wood
U	230,290	July 20, 1880	Lightning Rod Insulator Lightning rod insulator of tubular glass with flat side & metal bracket	LILLY, Charles H.	Lightning Rod Insulator
U	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
		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
		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
U	255,487	March 28, 1882	Means for Attaching Caps to Bottles Metal cap with holes for distributing the contents of condiment bottles	BROOKE, Homer	Bottle
		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
U	286,801	October 16, 1883	Insulator CD 109, CD 135, diamond shaped wire groove	FISKE, Bradley MOTT, Samuel	Insulator
		1884
U	294,563	March 4, 1884	Insulator for Electric Wires Block with grooves	BEACH, William W.	Block
U	295,073	March 11, 1884	Telegraph Wire Supporter Split insulator that fits around conductor and connected to adjacent split insulator with tie-wire	STONE, Ross C.	Miscellaneous
U	296,688	April 8, 1884	Insulating Support for Electric Conductors Knob for holding wires	HAINES, David LAKE, Stephen	Knob
U	296,881	April 15, 1884	Insulator Rubber covered ring and knob with lag screw	SEELY, John A.	Rubber
		1885
U	316,812	April 28, 1885	Telegraph Insulator CD 119, self-tying via projections (347,635 more appropriate)	O'BRIEN, John	Insulator	William Brookfield
U	321,646	July 7, 1885	Electric Wire Insulator Pin with spars to fit in threaded pin hole	SCHOONMAKER, Edward T.	Pin	1/2 to John E. Smith
		1886
U	336,276	February 16, 1886	Insulator for Telegraph Wires miscellaneous - groove in crown for 2 or more wires of different size	WILSON, John	Miscellaneous
U	342,045	May 18, 1886	Means of Securing Glass and Metal Articles Together Method of applying metal handles to glass jars or other glass articles	SCHNEIDER, Bennett B. BROOKE, Homer	Jar
U	346,971	August 10, 1886	Telegraph Insulator Spout each end of groove for rain; barbed top groove; hole for tie wire	WILSON, John	Spout
U	346,972	August 10, 1886	Telegraph Insulator Self-tying via bolt in crown	WILSON, John	Self-tying Miscellaneous
U	347,454	August 17, 1886	Telegraph Wire and Insulator Fastening Self-tying with retainer for holding wire in groove	WILSON, John	Self-tying Miscellaneous
U	347,635	August 17, 1886	Telegraph Insulator CD 119, self-tying with fingers (should use instead of 316,812)	O'BRIEN, John	Insulator	William Brookfield
U	349,022	September 14, 1886	Telegraph Wire and Insulator Fastening Self-tying via a spiral of wire that fits in the top groove or notch holding the line wire within	WILSON, John	Self-tying Miscellaneous
		1887
U	357,050	February 1, 1887	Lightning Protector for Electrical Conductors Barbed wire as a conductor for lightning protection placed above the electrical conductors on poles	VAIL, Jonathan H.	Lightning
U	362,682	May 10, 1887	Loop Insulator Suspension or strain insulator with shield	SANDS, Horace Van	Suspension
U	369,447	September 6, 1887	Insulator Cleat - clamp type with slotted cylinder and screw eye	GREENFIELD, Edwin T.	Cleat	Greenfield & 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.
		1890
U	437,526	September 30, 1890	Lightning Protector for Oil Tanks Method of protecting oil tanks from lightning	SPANG, Henry W.	Lightning Rod
		1891
U	450,294	April 14, 1891	Insulator Hanger - bell type for trolley	LIEB, Charles A. LAVENS, Erwin	Hanger	Charles A. Lieb
U	463,824	November 24, 1891	Trolley Wire Hanger Trolley wire hanger with insulator with threads on inside and outside to screw into bell	BIRDSALL, Edward T. SERRELL, Lemuel William	Hanger
		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.
U	472,529	April 12, 1892	Insulator Support Pin (metal) with wooden cob for glass insulators	DOREN, Dennis	Pin
U	477,753	June 28, 1892	Insulator Clamp type	GOOLD, Frederick D'A	Clamp Type	The Edison General Electric Co.
		1893
U	491,208	February 7, 1893	Insulator Clip Tie wire clip	EDMUNDS, William H.	Tie Wire
U	491,362	February 7, 1893	Insulator Clamp type using two blocks	LANE, Augustus R.	Clamp Type
U	495,552	April 18, 1893	Insulator Clamp type called the ""Security"" insulator. It was sold by the McLeod, Ward & Co.	HILLS, Louis	Clamp Type
		1894
U	520,855	June 5, 1894	Feed Wire Insulator Composition insulator with ears bent over to secure cable	LIEB, Charles A.	Composition	General Electric Co.
U	522,428	July 3, 1894	Insulator Wall tube secured with a clip	MACE, Romaine	Wall Tube	The Interior Conduit & Insulation 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
		1896
U	554,664	February 18, 1896	Means for Supporting and Insulating Electric Conductors Pin coated with water repelling material	ECKERT, Thomas T.	Pin
		1898
U	596,651	January 4, 1898	Press for Making Insulators Press for making insulators	BROOKFIELD, Henry M.	Press	William Brookfield
U	596,652	January 4, 1898	Press for Making Insulators Press for making insulators	BROOKFIELD, Henry M. KRIBS, Seraphin	Press	William Brookfield
		1899
U	619,974	February 21, 1899	Rail Insulator Third rail insulator with metal cap that secures the rail to the insulator.	MARTIN, Charles B.	Third Rail
		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
U	660,444	October 23, 1900	Device for Fixing Shanks or Screw-Stems in Handle-Knobs or Picture Hangers Method to hold a screw so glass can be molded around it for handles or picture hangers. Seraphin Kribs worked for Brookfield.	KRIBS, Seraphin	Miscellaneous
U	664,470	December 25, 1900	Construction for Third Rail Electric Railways Third rail insulator, support, and fastening device. Insulator was made by the Reconstructed Granite Co. as shown in their advertisement in EWE dated April 15, 1905.	COURTENAY, William	Third Rail
		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
		1902
U	698,097	April 22, 1902	Electrical Insulator Bushing and bracket to support conductor cable	BALL, Henry Price	Bushing	General Incandescent Light Co.
		1903
U	724,848	April 7, 1903	Insulator CD 159, wire groove with flat surface for line wire	GREGORY, Ferdinand W.	Insulator
U	730,665	June 9, 1903	Glass Molding Machine Insulator Press	KRIBS, Seraphin	Press
U	745,999	December 8, 1903	Insulator nail-knob with conical projection on the bottom part that fits in a conical recess in the top part and projections in the wire groove and cap to secure the wire.	BOWER, Sigmund	Knob	1/2 to Joseph Levy
		1904
U	750,722	January 26, 1904	Insulator Metal encased insulator with metal cap to hold cable (Brown p. 25)	STEINBERGER, Louis	Metal
U	763,434	June 28, 1904	Insulating Support for Electric Third Rails Third rail insulator with metal bracket that fits in grooves on the upper sides of the insulator.	SLATER, Frederick R.	Third Rail	1/2 to Robert W. Lyle
U	764,384	July 5, 1904	Insulating Support for Electric Third Rails Third rail insulator that screws into metal support ahd has a threaded hole in top to receive the metal rail support.	SLATER, Frederick R.	Third Rail	Bleecker S. Barnard
U	770,960	September 27, 1904	Third Rail Insulator Third rail insulator with metal cap to hold the rail and a metal clip to secure the insulator to the metal support.	DUNBAR, Robert V.	Third Rail
U	775,592	November 22, 1904	Insulating Support for Electric Third Rails Third rail with two bolts to secure it to the support and a metal cap to secure the rail.	BARARD, Walter Hubbard	Third Rail
		1905
U	783,229	February 21, 1905	Locking Insulator Self-tying screw top	STEINBERGER, Louis	Self-tying Screw Top
U	783,230	February 21, 1905	Insulator Support Steel pin supporting Electrose cover composed of threads and gutter at the bottom for transmitting water away from pin	STEINBERGER, Louis	Pin
U	786,690	April 4, 1905	Multiple Hood Insulator Electrose multipart pin type (Brown p. 70)	STEINBERGER, Louis	Electrose
U	786,691	April 4, 1905	Strain Electrose strain (Brown p. 69)	STEINBERGER, Louis	Electrose
U	789,573	May 9, 1905	Insulator Self-tying with metal screw plug in top of crown	STEINBERGER, Louis	Self-tying Miscellaneous
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
U	790,716	May 23, 1905	Machinery for the Manufacturing of Glassware Annealing conveyor for glassware (leer and endless conveyor)	BROOKFIELD, Henry M.	Annealing
U	796,501	August 8, 1905	Conductor Rail Holder for Electric Railways Third rail insulator and metal clips and rail holder	COURTENAY, George L.	Third Rail
U	802,498	October 24, 1905	Retaining Clip for Third Rail Insulators Retaining clip for third rail insulators to secure the rail.	COURTENAY, William	Third Rail
U	806,509	December 5, 1905	Composite Insulator Multipart insulator made of Electrose with parts screwed together	STEINBERGER, Louis	Multipart
		1906
U	808,810	January 2, 1906	Glass Furnace Furnace for discharging glass to make insulators	BROOKFIELD, Henry M.	Furnace
U	810,031	January 16, 1906	Press for Making Glass Articles Press for making insulators and bottles	BROOKFIELD, Henry M.	Press
U	823,820	June 19, 1906	Prong Insulator Ramshorn made of Electrose with lips and spout	STEINBERGER, Louis	Ramshorn
U	826,139	July 17, 1906	Device for Mixing Ingredients for Making Glass and for Feeding them to Furnaces Mixer for mixing ingredients for glass insulators	BROOKFIELD, Henry M.	Mixer
U	835,235	November 6, 1906	Press for Making Glass Insulators or Similar Articles Press for making insulators	BROOKFIELD, Henry M. STIVERS, William D.	Press	Henry M. Brookfield
U	835,236	November 6, 1906	Press for Making Insulators or Similar Articles Press for making insulators	BROOKFIELD, Henry M.	Press
U	835,393	November 6, 1906	Process for Molding Glass Press using steam to cool threading mandrel to prevent deformation of threads	BROOKFIELD, Henry M.	Press
U	836,297	November 20, 1906	Apparatus for Making Glass Insulators or Other Similar Glass Articles Press, fully automatic operation: glass flow apparatus for measuring molten glass	BROOKFIELD, Henry M.	Press
U	836,298	November 20, 1906	Process of Making Glass Insulators or Other Glass Articles Process covering patent 836,297: press, fully automatic operation, measuring molten glass to annealing	BROOKFIELD, Henry M.	Press
U	839,666	December 25, 1906	Built up Insulator Oil used in hidden reservoir of multipart insulator made of Electrose	STEINBERGER, Louis	Oil
		1907
U	841,112	January 15, 1907	Glass Furnace Glass furnace for discharging glass to make insulators	BROOKFIELD, Henry M.	Furnace
U	842,941	February 5, 1907	Insulator Multipart insulator with groove on one side and bracing pin to hold against the strain of the line wire	CLARK, Walter G.	Multipart
U	848,506	March 26, 1907	Insulator Pin and Support Therefor Pin made of Electrose	STEINBERGER, Louis	Pin
U	853,743	May 14, 1907	Insulating Device Pin made of Electrose with flange on bottom	STEINBERGER, Louis	Pin
U	853,744	May 14, 1907	High Tension Insulator Multipart pintype insulator with large top skirt	STEINBERGER, Louis	Electrose
U	855,261	May 28, 1907	Insulator Pin Pin made of Electrose with flanges	STEINBERGER, Louis	Pin
U	855,355	May 28, 1907	High Potential Insulator Electrose multipart insulator for high voltages	STEINBERGER, Louis	Electrose
U	867,901	October 8, 1907	Insulator CD 110, CD 147 & CD 150 spiral extension above wire groove to facilitate removing or installing the insulator without the need to remove the tie-wire.	BARCLAY, John C.	Insulator
U	871,490	November 19, 1907	Insulator Pin Mounting Mounting for hollow steel pin on a steel tower	DUNCAN, John D. E.	Pin
		1908
U	879,068	February 11, 1908	Insulator for High Tension Currents Odd electrose insulator with large hood over the top	STEINBERGER, Louis	Electrose
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.
U	884,641	April 14, 1908	Hanging Insulator Suspension with multipart shells and cable clamp	CLARK, Walter G.	Suspension
U	885,678	April 21, 1908	Insulator for Heavy Currents Heavy duty Electrose insulator that was bolted to supports and had several horizontal flanges or skirts.	STEINBERGER, Louis	Electrose
U	886,774	May 5, 1908	Wire Tie Tie wire consisting of a J-shaped wire looped on each end to secure it to the line wire	DREW, Harry A.	Tie Wire
U	889,354	June 2, 1908	Process for Feeding Molten Glass for Making Glass Insulators or Similar Articles Process for feeding molten glass to the press	BROOKFIELD, Henry M.	Process	Brookfield Glass Co.
U	895,916	August 11, 1908	Lightning Rod Terminal Lightning rod terminal with a broad compartment filled with charcoal to aid in conductivity	TURNER, John P.	Lightning Rod
U	904,370	November 17, 1908	Disk Strain Insulator Electrose suspension, small strain specimen marked with this patent and 927,186	STEINBERGER, Louis	Electrose
U	905,014	November 24, 1908	Flexible Suspension for Conductors Electrose suspension system	STEINBERGER, Louis	Electrose
		1909
U	913,439	February 23, 1909	Disk Insulator Electrose pintype insulator with multiple parts and skirts	STEINBERGER, Louis	Electrose
U	917,501	April 6, 1909	Third Rail Insulator Electrose third rail insulator.	STEINBERGER, Louis	Third Rail
U	917,785	April 13, 1909	Insulating Support for High Tension Conductors Suspension support system	MERSHON, Ralph D.	Suspension
U	918,127	April 13, 1909	Insulator miscellaneous - specially shaped crown slot to hold wire	CLARK, Walter G.	Miscellaneous
U	925,561	June 22, 1909	Suspension of High Tension Lines Suspension system for high tension transmission	BUCK, Harold W. HEWLETT, Edward M.	Suspension	General Electric Co.
U	927,186	July 6, 1909	High Potential Strain Insulator Electrose strain insulator, specimen marked with this patent	STEINBERGER, Louis	Electrose
U	927,187	July 6, 1909	Insulator Electrose disk insulator	STEINBERGER, Louis	Electrose
U	928,709	July 20, 1909	Insulator for Third Rails Third rail insulator made of Electrose	STEINBERGER, Louis	Third Rail
		1910
U	946,722	January 18, 1910	Insulator Clamp Replacement for a tie wire consisting of a curved or looped bolt and metal strap to bolt on the insulator and clamp the line wire securely	CLARK, Walter G.	Tie Wire
U	949,604	February 15, 1910	System of Insulation Thimble shaped suspension insulator separated by tubular insulator	STEINBERGER, Louis	Thimble
U	974,610	November 1, 1910	Strain Insulator Suspension made from Electrose	STEINBERGER, Louis	Suspension
		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
U	1,006,040	October 17, 1911	Insulator Suspension using multiple parts connected with a cable	ALSBERG, Julius	Suspension
U	1,006,041	October 17, 1911	Insulator Suspension using multiple parts connected with a cable	ALSBERG, Julius	Suspension
U	1,006,042	October 17, 1911	Insulator Suspension using multiple parts connected with a cable	ALSBERG, Julius	Suspension
U	1,011,023	December 5, 1911	Machine for Making Glass Articles Press for making glass insulators	BROOKFIELD, Henry M.	Press	Brookfield Glass Co.
U	1,011,652	December 12, 1911	Strain Insulator Strain, ribbed made of Electrose	STEINBERGER, Louis	Strain
		1912
U	1,015,224	January 16, 1912	Insulator Suspension insulator of insulating rope, hoods, and arcing rods. [This looks very close to the handful of glass suspension insulators found in 2002 in northern CA by Paul Greaves and Mike Spadafora. The glass was most probably made by Hemingray. No markings were found.]	ALSBERG, Julius	Suspension
U	1,038,473	September 10, 1912	Insulator Suspension insulator of insulating rope and hoods	ALSBERG, Julius	Suspension
U	1,040,620	October 8, 1912	Insulator Clamp Clamp, metal to secure conductor to insulator	CLARK, Walter G.	Clamp
U	1,046,868	December 10, 1912	Strain Insulator Strain, interlocking type with ribs and metal connectors	SCHMID, Ernest Emmel	Strain	Shield Electric Co.
		1914
U	1,122,326	December 29, 1914	High Potential Insulator Multipart insulator made of Electrose	STEINBERGER, Louis	Multipart
		1915
U	1,136,504	April 20, 1915	Glass and Art of Making the Same Glass made from cullet with lime and clay added	BROOKFIELD, Henry M.	Glass
U	1,137,000	April 27, 1915	Fluid Molding Press Press for making glass insulators	BROOKFIELD, Henry M. OLSEN, Sigward	Press	Brookfield Glass Co.
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	1,144,527	June 29, 1915	Mold Press for making glass insulators	BROOKFIELD, Henry M. OLSEN, Sigward	Press	Brookfield Glass Co.
U	1,164,739	December 21, 1915	Method of Making Insulating Devices Manufacturing technique to make long bushings with petticoats by stacking them on a fired core and fusing the petticoats to the core	MERSHON, Ralph D.	Manufacturing
		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.
U	1,190,766	July 11, 1916	Insulating Support Battery support insulator	HUBBARD, Albert S.	Battery	Gould Storage Battery Co.
U	1,194,747	August 15, 1916	Insulator Knob	KELLS, Herbert R.	Knob
U	1,206,158	November 28, 1916	Safety Strain Insulator Suspension made of Electrose with special interlocking links	STEINBERGER, Louis	Suspension
U	1,206,159	November 28, 1916	Safety Strain Disk Insulator Strain made of Electrose with special interlocking links	STEINBERGER, Louis	Strain
U	1,206,160	November 28, 1916	High Potential Insulator Electrose modified pin type	STEINBERGER, Louis	Electrose
		1917
U	1,216,000	February 13, 1917	Electrical Insulator Strain with drain holes	SCULLY, Thomas	Strain
		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
		1924
U	1,505,537	August 19, 1924	Machine for Forming Glass Articles Severing and delivering glass from a continuous flow. Press for making glass insulators	BROOKFIELD, Henry M.	Press	Brookfield Glass Co.
		1925
U	1,527,318	February 24, 1925	Insulator Knob with multiple side grooves	LEWIS, Edwin	Knob	American Telephone & Telegraph Co.
		1927
U	1,620,392	March 8, 1927	Insulator Radio strain with special pointed metal clips to minimize leakage	RIDER, Hebert E.	Radio	Edward L. Hall
U	1,621,530	March 22, 1927	Dead-Ending Clamp Dead ending clamp for long span crossings	FITZPATRICK, Paul G.	Hardware	American Telegraph & Telephone Co.
		1928
U	1,661,823	March 6, 1928	Insulator Suspension string with insulators having conducting surface to balance electrical field	HAWLEY, Kent A.	Suspension	Locke Insulator Corp.
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.
U	1,688,015	October 16, 1928	Insulator Strain for guy wires with special wire connecting links	GOUVERNEUR, Minor F. H.	Strain	Locke Insulator Corp.
U	1,694,415	December 11, 1928	Insulator Under crossarm type (see 955,661)	GORDON, Chester S.	Under	American Telephone & Telegraph Co.
		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.
U	1,701,562	February 12, 1929	Insulator CD 122.4, CD 128, CD 142, CD 194.5, CD 195.5 with threads inside skirt	GORDON, Chester S.	Insulator	American Telephone & Telegraph Co.
U	1,703,853	February 26, 1929	Dry-Spot Insulator CD 182, U-173, U-174 & U-175 dry-spot	GOULD, Rufus	Insulator	1/2 to Postal Telegraph Cable Co.
U	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.
		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.
		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.
		1939
D	115,432	June 27, 1939	Design for a Hollow Glass Building Block Square block design with quarter circle concave ridges	SUTTER, John H.	OI	Owens-Illinois Glass Co.
		1940
U	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.

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