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 = 'LA BASTIE') AND (first_name = 'Francois B. A. Royer de') ORDER BY date ASC, patent, type

Total of 2 patents found where: Last Name is 'LA BASTIE'; First Name is 'Francois B. A. Royer de';

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
 1874
U 157,717 December 15, 1874 Improvement in Tempering Glass, and Furnaces Therefor
Tempering glass by dropping into oil (see patent 169,783)		 LA BASTIE, Francois B. A. Royer de
 Glass  
 1875
U 169,783 November 9, 1875 Improvement in Tempering Glass, and Furnaces Therefor
Method of transferring glass to be tempered (see patent 157,717)		 LA BASTIE, Francois B. A. Royer de
 Glass  

Total of 0.01 seconds