Patent Assignment
Reel/Frame 029104/0888
Change of Name
Recorded: 2012-10-10
Pages: 7
Assignor
TORAY BATTERY SEPARATOR FILM GODO KAISHA
Executed: 2012-07-02
Assignee
TORAY BATTERY SEPARATOR FILM CO., LTD.
1190-13 IGUCHI, NASUSHIOBARA-SHI, TOCHIGI, JAPAN
Covered Properties
(18)
Method for Producing Microporous Thermoplastic Resin Membrane
Method for Producing Microporous Polyolefin Membrane
Application:
11/915,195 →
Publication:
US 2009/0079102
Multi-Layer, Microporous Polyethylene Membrane, and Battery Separator and Battery Using Same
Application:
11/915,540 →
Publication:
US 2009/0117453
Multi-Layer Microporous Polyolefin Membrane and Battery Separator
Microporous Polyethylene Membrane, Its Production Method and Battery Separator
Application:
11/997,433 →
Publication:
US 2010/0151310
Multi-Layer, Microporous Polyethylene Membrane, Battery Separator Formed Thereby and Battery
Method and Apparatus for Plasma-Treating Porous Body
Microporous Polyethylene Membrane, Its Production Method, and Battery Separator
Method for Producing Multi-Layer, Microporous Polyolefin Membrane
Multi-Layer, Microporous Polyolefin Membrane, Its Production Method, and Battery Separator
Multi-Layer, Microporous Polyolefin Membrane, Its Production Method, Battery Separator, and Battery
Application:
12/296,232 →
Publication:
US 2009/0253032
Multi-Layer, Microporous Polyolefin Membrane, Its Production Method, Battery Separator, and Battery
Polyolefin Composition, Its Production Method, and a Battery Separator Made Therefrom
Multi-Layer, Microporous Polyolefin Membrane, Its Production Method, Battery Separator and Battery
Microporous Polyolefin Membrane Comprising a Polyethlene Resin Having a Specific Viscoelastic Angular Frequency, Its Production Method, Battery Separator and Battery Comprising the Same
Method for Removing Diluent from an Extrudate of a Polymer Solution
Method for Removing Diluent from a Polymer Extrudate, and Its Applications
Multi-Layer, Microporous Polyolefin Membrane, Its Production Method, Battery Separator, and Battery
Related Assignments
(3)
Other recorded transfers of the patents 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: TONEN SPECIALTY SEPARATOR GODO KAISHA
To: TORAY BATTERY SEPARATOR FILM GODO KAISHA
Reel/Frame 029108/0702 →
Merger
Sep 15, 2017
From: TORAY BATTERY SEPARATOR FILM CO., LTD.
To: TORAY INDUSTRIES, INC.
Reel/Frame 043968/0447 →