Search the Insulator Patent Reference Library

SELECT DISTINCT patent.*, YEAR(date) as year FROM patent WHERE (assigned_to = 'Duquesne Glass Co.') ORDER BY date ASC, patent, type

Total of 8 patents found where: Assigned To is 'Duquesne Glass Co.';

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
		1906
U	817,835	April 17, 1906	Apparatus for Manufacturing Glass Articles Press for making glassware	CROSKEY, John H.	Press	Duquesne Glass Co.
U	817,836	April 17, 1906	Apparatus for Manufacturing Glass Articles Press for making glassware	CROSKEY, John H.	Press	Duquesne Glass Co.
U	820,477	May 15, 1906	Apparatus for Manufacturing Glass Articles Press for making glassware	CROSKEY, John H.	Press	Duquesne Glass Co.
U	820,478	May 15, 1906	Apparatus for Manufacturing Glass Articles Press for making glassware	CROSKEY, John H.	Press	Duquesne Glass Co.
U	820,479	May 15, 1906	Apparatus for Manufacturing Glass Articles Press for making glassware	CROSKEY, John H.	Press	Duquesne Glass Co.
		1907
U	840,994	January 8, 1907	Apparatus for Manufacturing Glass Articles Press for making glassware	CROSKEY, John H.	Press	Duquesne Glass Co.
U	852,932	May 7, 1907	Charging Mechanism for Glass Molds Press for making glassware	CROSKEY, John H.	Press	Duquesne Glass Co.
		1908
U	881,096	March 3, 1908	Glass Gathering Apparatus Press for making glassware	CROSKEY, John H.	Press	Duquesne Glass Co.

Total of 0.01 seconds

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: