Patent Assignment
Reel/Frame 013779/0087
Assignment of Assignor's Interest
Recorded: 2003-02-19
Pages: 3
Assignor
ZHANG, ZHENGMING
Executed: 2003-01-16
Assignee
CELGARD INC.
13800 SOUTH LAKES DRIVE, CHARLOTTE, NORTH CAROLINA, 28273
Covered Property
(1)
Proton exchange membrane (PEM) for a fuel cell
Application:
10/295,068 →
Publication:
US 2003/0170521
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.