Patent Assignment
Reel/Frame 024041/0135
Assignment of Assignor's Interest
Recorded: 2010-03-08
Pages: 2
Assignor
KIMISHIMA, KOTARO
Executed: 2010-02-15
Assignee
TONEN CHEMICAL CORPORATION
8-15, KOHNAN 1-CHOME, MINATO-KU, TOKYO, JAPAN
Covered Property
(1)
Microporous Polyolefin Membrane Comprising a Polyethlene Resin Having a Specific Viscoelastic Angular Frequency, Its Production Method, Battery Separator and Battery Comprising the Same
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 10, 2010
From: MITSUNAGA, NAOKI; INOUE, HITOSHI
To: KYOCERA CORPORATION
Reel/Frame 024519/0158 →
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 →