IP Library › Assignment 012846/0528
Patent Assignment
Reel/Frame 012846/0528

Assignment of Assignor's Interest

Recorded: 2002-04-19 Pages: 6
Assignors
KEEFER, BOWIE GORDON
Executed: 2002-02-20
MCLEAN, CHRISTOPHER
Executed: 2002-02-26
JEZIOROWSKI, LES
Executed: 2002-02-25
KAUPERT, KEVIN A.
Executed: 2002-04-02
TAPONAT, MARIE-CLAUDE
Executed: 2002-02-25
STONER, CHRISTOPHER
Executed: 2002-02-27
Assignee
QUESTAIR TECHNOLOGIES INC.
6961 RUSSELL AVENUE, BURNABY, BRITISH COLUMBIA, V5J 4, CANADA
Covered Property (1)
Modular Pressure Swing Adsorption Apparatus with Clearance-Type Valve Seals
Patent: 6,533,846 →
Application: 10/007,654 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
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 →