Patent Assignment
Reel/Frame 020543/0431
Assignment of Assignor's Interest
Recorded: 2008-02-21
Pages: 2
Assignee
TONEN CHEMICAL CORPORATION
8-15, KOHNAN 1-CHOME, MINATO-KU, TOKYO, JAPAN
Covered Property
(1)
Multi-Layer, Microporous Polyethylene Membrane, Battery Separator Formed Thereby and Battery
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Nunc Pro Tunc Assignment
Mar 28, 2011
From: TONEN CHEMICAL CORPORATION
To: TORAY TONEN SPECIALTY SEPARATOR GODO KAISHA
Reel/Frame 026029/0070 →
Change of Name
Oct 10, 2012
From: TORAY BATTERY SEPARATOR FILM GODO KAISHA
To: TORAY BATTERY SEPARATOR FILM CO., LTD.
Reel/Frame 029104/0888 →
Change of Name
Oct 10, 2012
From: TONEN SPECIALTY SEPARATOR GODO KAISHA
To: TORAY BATTERY SEPARATOR FILM GODO KAISHA
Reel/Frame 029108/0702 →
Please Replace Change of Name at Reel 029108/0702, as the Name of the Conveying Party Was Erroneously Indicated
Jan 31, 2013
From: TORAY TONEN SPECIALTY SEPARATOR GODO KAISHA
To: TORAY BATTERY SEPARATOR FILM GODO KAISHA
Reel/Frame 029956/0850 →
Merger
Sep 15, 2017
From: TORAY BATTERY SEPARATOR FILM CO., LTD.
To: TORAY INDUSTRIES, INC.
Reel/Frame 043968/0447 →