IP Library › Assignment 023027/0357
Patent Assignment
Reel/Frame 023027/0357

Assignment of Assignor's Interest

Recorded: 2009-07-30 Pages: 5
Assignors
IKEMOTO, TAKASHI
Executed: 2009-07-13
IMAMURA, YOSHIHIRO
Executed: 2009-07-13
ONIZAWA, TAKESHI
Executed: 2009-07-13
Assignee
ASAHI KASEI E-MATERIALS CORPORATION
1-105 KANDA JINBOCHO, CHIYOKA-KU,, TOKYO, 101-8101, JAPAN
Covered Property (1)
Microporous Polyolefin Membrane
Patent: 8,283,073 →
Application: 12/525,028 →
Publication: US 2010/0021822
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Jan 21, 2025
From: ASAHI KASEI E-MATERIALS CORPORATION
To: ASAHI KASEI KABUSHIKI KAISHA
Reel/Frame 069933/0428 →
Nunc Pro Tunc Assignment Jan 21, 2025
From: ASAHI KASEI KABUSHIKI KAISHA
To: ASAHI KASEI BATTERY SEPARATOR CORPORATION
Reel/Frame 069933/0495 →