Patent Assignment
Reel/Frame 013507/0221
Corrective Assignments to Remove Two Assignors' Name, Previously Recorded at Reel 013175, Frame 0711.
Recorded: 2002-11-13
Received: 2002-11-25
Pages: 4
Assignor
BALLARD ADVANCED MATERIALS CORPORATION
Executed: 2002-07-08
Assignee
BALLARD POWER SYSTEMS INC.
9000 GLENLYON PARKWAY, BURNABY, BRITISH COLUMBIA V5J 5J9, CAX, CANADA
Covered Property
(1)
Ion-Exchange Materials with Improved Ion Conductivity
Application:
10/144,663 →