Patent Assignment
Reel/Frame 014987/0242
Assignment of Assignor's Interest
Recorded: 2004-02-06
Pages: 4
Assignee
QUESTAIR TECHNOLOGIES INC.
6961 RUSSELL AVENUE, BURNABY, BC V5J 4R8, CANADA
Covered Property
(1)
Fuel cell system having a pressure swing adsorption unit
Application:
10/468,529 →
Publication:
US 2004/0131911
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 6, 2004
From: BALLARD POWER SYSTEMS AG
To: BALLARD POWER SYSTEMS INC.
Reel/Frame 014987/0278 →
Assignment of Assignor's Interest
Feb 6, 2004
From: KAUFMANN, LARS
To: BALLARD POWER SYSTEMS AG
Reel/Frame 014987/0348 →
Assignment of Assignor's Interest
Jun 1, 2006
From: BALLARD POWER SYSTEMS INC.
To: BALLARD POWER SYSTEMS AG
Reel/Frame 017946/0290 →
Assignment of Assignor's Interest
Jun 2, 2006
From: FUEL CELL SYSTEMS GMBH
To: NUCELLSYS GMBH
Reel/Frame 017931/0963 →
Assignment of Assignor's Interest
Jun 2, 2006
From: BALLARD POWER SYSTEMS AG
To: FUEL CELL SYSTEMS GMBH
Reel/Frame 017971/0897 →