IP Library Assignment 019490/0163
Patent Assignment
Reel/Frame 019490/0163

Assignment of Assignor's Interest

Recorded: 2007-06-13 Pages: 4
Assignors
KEEFER, BOWIE G.
Executed: 2000-06-28
CONNOR, DENIS J.
Executed: 2000-06-28
Assignee
QUESTAIR TECHNOLOGIES INC.
6961 RUSSELL AVENUE, BURNABY, B.C., V5J 4R8, CANADA
Covered Property (1)
Chemical Reactor with Pressure Swing Adsorption
Patent: 7,687,044 →
Application: 11/818,303 →
Publication: US 2007/0253872
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Jan 15, 2010
From: QUESTAIR TECHNOLOGIES INC.
To: XEBEC ADSOPRTION INC.
Reel/Frame 023798/0337 →
Assignment of Assignor's Interest Mar 23, 2012
From: XEBEC ADSORPTION INC.
To: AIR PRODUCTS AND CHEMICALS INC.
Reel/Frame 027913/0646 →