IP Library › Assignment 013537/0917
Patent Assignment
Reel/Frame 013537/0917

Assignment of Assignor's Interest

Recorded: 2002-11-22 Pages: 3
Assignors
KEEFER, BOWIE G.
Executed: 2002-07-02
CONNOR, DENIS
Executed: 2002-07-04
Assignee
QUESTAIR TECHNOLOGIES, INC.
6961 RUSSELL AVENUE, BURNABY, BC, V5J 4R8, CANADA
Covered Property (1)
Energy Efficient Gas Separation for Fuel Cells
Patent: 7,087,331 →
Application: 10/039,940 →
Publication: US 2002/0142208
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 29, 2002
From: HUNTER, CARL F.
To: QUESTAIR TECHNOLOGIES, INC.
Reel/Frame 013537/0923 →
Assignment of Assignor's Interest Mar 23, 2012
From: XEBEC ADSORPTION INC.
To: AIR PRODUCTS AND CHEMICALS INC.
Reel/Frame 027913/0646 →
Merger Apr 27, 2012
From: QUESTAIR TECHNOLOGIES INC.
To: XEBEC ADSORPTION INC.
Reel/Frame 028120/0971 →