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 = 'Evans City, PA') ORDER BY date ASC, patent, type

Total of 1 patents found where: Residence is 'Evans City, PA';

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
 1911
U 1,000,493 August 15, 1911 Insulator for Electric Railway Cars
Spool type insulator to suspend electrical equipment from electric train cars		 CHRISTENSEN, John
 Miscellaneous  

Total of 0.00 seconds