Patent Assignment
Reel/Frame 020879/0527
Assignment of Assignor's Interest
Recorded: 2008-04-30
Pages: 2
Assignee
TONEN CHEMICAL CORPORATION
8-15, KOHNAN 1-CHOME, MINATO-KU, TOKYO, JAPAN
Covered Property
(1)
Microporous Polyolefin Membrane, Battery Separator Formed Thereby and Battery
Application:
12/092,166 →
Publication:
US 2009/0170005
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.