IP Library › Assignment 018249/0053
Patent Assignment
Reel/Frame 018249/0053

Assignment of Assignor's Interest

Recorded: 2006-08-17 Pages: 4
Assignor
BALLARD POWER SYSTEMS, INC.
Executed: 2002-07-18
Assignee
QUESTAIR TECHNOLOGIES INC.
6961 RUSSELL AVENUE, BURNABY, BRITISH COLUMBIA, V5J 4R8, CANADA
Covered Property (1)
Power Plant with Energy Recovery from Fuel Storage
Patent: 8,015,808 →
Application: 11/506,562 →
Publication: US 2006/0280993
Related Assignments (5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 17, 2006
From: ST-PIERRE, JEAN; NELSON, AMY E.; KNIGHTS, SHANNA D.
To: BALLARD POWER SYSTEMS, INC.
Reel/Frame 018197/0029 →
Assignment of Assignor's Interest Aug 17, 2006
From: KEEFER, BOWIE G.; ROY, SURAJIT
To: QUESTAIR TECHNOLOGIES INC.
Reel/Frame 018197/0034 →
Assignment of Assignor's Interest Feb 28, 2008
From: QUESTAIR TECHNOLOGIES INC.
To: KEEFER, BOWIE
Reel/Frame 020578/0269 →
Assignment of Assignor's Interest Nov 5, 2010
From: KEEFER, BOWIE
To: G4 INSIGHTS INC.
Reel/Frame 025319/0679 →
Assignment of Assignor's Interest May 8, 2013
From: G4 INSIGHTS INC.
To: KEEFER, BOWIE
Reel/Frame 030375/0196 →