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:
Year between: and
Patentee starting with:
Assigned To starting with:
Description containing:
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 = 'Pittsfield, MA') ORDER BY date ASC, patent, type

Total of 8 patents found where: Residence is 'Pittsfield, MA';

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
U Specimen known 664,301 December 18, 1900 Insulator
M-2795, top is flattened cone with vertical flange & detachable spout
STERLING, Richard H.
Insulator The Stanley Electric Mfg. Co.
U 732,665 June 30, 1903 Insulating System for Electric Transmission Circuits
Bracket to hold multiple insulators for high tension line
U 751,459 February 9, 1904 Line Insulator
Odd arrangement of two ribbed spools supporting a third ribbed spool to support the line wire
CHESNEY, Cummings C.
U Specimen known 761,760 June 7, 1904 Insulator
Multipart lily shell design (M-3740)
CHESNEY, Cummings C.
Insulator Stanley Electric Mfg. Co.
U 771,297 October 4, 1904 Insulator
Oil reservoir for transformer insulator
CHESNEY, Cummings C.
Oil Stanley Electric Mfg. Co.
U 824,055 June 19, 1906 Insulator
ACLY, Harry M.
Crossover Stanley Electric Mfg. Co.
U 1,491,385 April 22, 1924 Insulator
Wall or roof bushing to bring conductor into the building
FACCILOI, Giuseppe
Miscellaneous General Electric Co.
U 2,879,323 March 24, 1959 Electrical Insulating Cement
Cement made from synthetic resin to bond metal to porcelain
SMITH, JR., Sidney R.
Cement General Electric Co.

Total of 0.01 seconds