Patent Assignment
Reel/Frame 027293/0151
Assignment of Assignor's Interest
Recorded: 2011-11-29
Pages: 2
Assignee
TORAY TONEN SPECIALTY SEPARATOR GODO KAISHA
1190-13 IGUCHI, NASUSHIOBARA-SHI, TOCHIGI, 329-2763, JAPAN
Covered Property
(1)
Microporous Membranes, Methods for Making Such Membranes, and the Use of Such Membranes as Battery Separator Film
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Aug 29, 2012
From: TORAY TONEN SPECIALTY SEPARATOR GODO KAISHA
To: TORAY BATTERY SEPARATOR FILM GODO KAISHA
Reel/Frame 028867/0647 →
Change of Name
Sep 6, 2012
From: TORAY BATTERY SEPARATOR FILM GODO KAISHA
To: TORAY BATTERY SEPARATOR FILM CO., LTD.
Reel/Frame 028905/0220 →
Merger
Jul 21, 2017
From: TORAY BATTERY SEPARATOR FILM CO., LTD.
To: TORAY INDUSTRIES, INC.
Reel/Frame 043453/0721 →
Merger
Sep 15, 2017
From: TORAY BATTERY SEPARATOR FILM CO., LTD.
To: TORAY INDUSTRIES, INC.
Reel/Frame 043968/0447 →