Search the Insulator Patent Reference Library:

Build your search criteria. The patent must match all the values specified.
Select patent types: Utility   Design   Reissue
Patent number:
Date:
Year between: and
Patentee starting with:
City:
State:
Assigned To starting with:
Description containing:
Category:
Class:    Subclass:
Click Search when complete:
SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type WHERE (residence = 'Newark, NJ') ORDER BY date ASC, patent, type

Total of 12 patents found where: Residence is 'Newark, NJ';

View a patent by clicking on the patent number. You can sort by any of the columns by clicking on the column name.

T / S Patent Date Description Patentee Category Assigned To
 1871
U 120,251 October 24, 1871 Improvement in Lightning Rod Couplings
Lightning rods with interconnecting couplings		 DEMOREST, David W.
 Lightning Rod Coupling  
 1884
U 297,677 April 29, 1884 Device for Attaching Telegraph Wires to Posts and Insulating Them Therefrom
Steel pin with lag screw and holder for insulator		 COTTRELL, Herbert
 Pin  
 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  
 1908
U 887,358 May 12, 1908 Wall Bracket
Insulator pin bracket		 SWORTFIGER, George F.
 Bracket  
U 908,136 December 29, 1908 Third Rail Insulator
Third rail insulator (Ohio Brass)		 RANDOLPH, Leonard M.
 Third Rail Essex Co.
 1909
U 922,951 May 25, 1909 Third Rail Insulator
Conical shaped third rail insulator.		 RANDOLPH, Leonard M.
 Third Rail Essex Co.
 1912
U 1,035,231 August 13, 1912 Insulator
Use of varnish residue to secure hold metal suspension parts to a porcelain hood or skirt		 RANDOLPH, Leonard M.
 Miscellaneous  
 1916
U 1,171,205 February 8, 1916 Process of Manufacturing Porcelain Articles
Method of forming the shape of a spark plug insulator from a dry blank		 JEFFERY, Joseph Arthur
JEFFERY, Benjamin Alfred
 Manufacturing  
 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.
 1928
U Specimen known 1,687,495 October 16, 1928 Insulator
Transposition (1-piece) for telephone line shaped like CD 194.5, CD 195.5 		GORDON, Chester S.
LOWE, James T.
 Insulator American Telephone & Telegraph Co.
U 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.
 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.

Total of 0.01 seconds