Patent Assignment
Reel/Frame 009795/0639
Assignment of Assignor's Interest
Recorded: 1999-03-08
Pages: 4
Assignee
BALLARD POWER SYSTEMS INC.
9000 GLENLYON PARKWAY, BURNABY, B.C., V5J 5, CANADA
Covered Property
(1)
Process for the Manufacture of an Electrode for a Solid Polymer Fuel Cell
Patent:
6,258,239 →
Application:
09/211,336 →
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 2, 2008
From: BALLARD POWER SYSTEMS INC.
To: BDF IP HOLDINGS LTD.
Reel/Frame 021029/0001 →
Assignment of Assignor's Interest
Sep 17, 2009
From: BDF IP HOLDINGS LTD.
To: URBAN, PETER
Reel/Frame 023245/0548 →
Assignment of Assignor's Interest
Feb 3, 2010
From: URBAN, PETER
To: ELCOMAX MEMBRANES GMBH
Reel/Frame 023882/0971 →
Assignment of Assignor's Interest
Feb 4, 2019
From: ELCORE GMBH
To: CARL FREUDENBERG KG
Reel/Frame 048227/0930 →
Change of Name
Feb 4, 2019
From: ELCOMAX MEMBRANES GMBH
To: ELCORE GMBH
Reel/Frame 048255/0335 →
Change of Name
Feb 4, 2019
From: ELCORE GMBH
To: ELCORE GMBH
Reel/Frame 048255/0371 →