Patent Assignment
Reel/Frame 020698/0156
Assignment of Assignor's Interest
Recorded: 2008-03-25
Pages: 2
Assignors
TAKITA, KOTARO
Executed: 2008-03-17
KIKUCHI, SHINTARO
Executed: 2008-03-17
KIMISHIMA, KOTARO
Executed: 2008-03-17
Assignee
TONEN CHEMICAL CORPORATION
8-15, KOHNAN 1-CHOME, MINATO-KU, TOKYO, JAPAN
Covered Property
(1)
Production Method of Microporous Polyethylene Membrane and Battery Separator
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 3, 2012
From: TORAY TONEN SPECIALTY SEPARATOR GODO KAISHA
To: TORAY BATTERY SEPARATOR FILM CO., LTD.
Reel/Frame 029068/0551 →
Corrective Assignment to Correct the Correct the Address of the Assignee Previously Recorded on Reel 029068 Frame 0551. Assignor(S) Hereby Confirms the Change of Name.
Oct 8, 2012
From: TORAY TONEN SPECIALTY SEPARATOR GODO KAISHA
To: TORAY BATTERY SEPARATOR FILM GODO KAISHA
Reel/Frame 029093/0799 →
Corrective Assignment to Correct the Name of Assignee Previously Recorded on Reel 029093 Frame 0799. Assignor(S) Hereby Confirms the Change of Name.
Nov 5, 2012
From: TORAY TONEN SPECIALTY SEPARATOR GODO KAISHA
To: TORAY BATTERY SEPARATOR FILM CO., LTD.
Reel/Frame 029244/0438 →
Merger
Sep 15, 2017
From: TORAY BATTERY SEPARATOR FILM CO., LTD.
To: TORAY INDUSTRIES, INC.
Reel/Frame 043968/0447 →