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 (last_name = 'GILSON') AND (first_name = 'Samuel H.') ORDER BY date ASC, patent, type

Total of 4 patents found where: Last Name is 'GILSON'; First Name is 'Samuel H.';

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
 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.
 1889
U 396,334 January 15, 1889 Overhead Insulator
Composition ""Gilsonite"" insulator & metal/wood covering (Brown p. 60)
GILSON, Samuel H.
Composition  
U 415,864 November 26, 1889 Composition for Overhead Insulators
Composition insulator from ""Gilsonite""
GILSON, Samuel H.
Composition  

Total of 0.00 seconds