Patent Assignment
Reel/Frame 049447/0693
Assignment of Assignor's Interest
Recorded: 2019-06-12
Pages: 3
Assignor
SEKISUI CHEMICAL CO., LTD.
Executed: 2019-06-03
Assignee
ASAHI KASEI KABUSHIKI KAISHA
1-1-2 YURAKUCHO, CHIYODA-KU, TOKYO, 100-0006, JAPAN
Covered Properties
(5)
Propylene Resin Microporous Film, Battery Separator, Battery, and Method for Producing Propylene Resin Microporous Film
Application:
13/817,199 →
Publication:
US 2013/0209892
Method for Producing Propylene-Based Resin Microporous Film and Propylene-Based Resin Microporous Film
Propylene-Based Resin Microporous Film, Separator for Battery, Battery, and Method for Producing Propylene-Based Resin Microporous Film
Propylene-Based Resin Microporous Film, Separator for Battery, Battery, and Method for Producing Propylene-Based Resin Microporous Film
Heat-Resistant Synthetic Resin Microporous Film and Method for Producing the Same
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 9, 2013
From: OGAWA, AKIHIRO; SAWADA, TAKAHIKO; TADA, HIROSHI; KOBARU, SHOTARO
To: SEKISUI CHEMICAL CO., LTD.
Reel/Frame 030176/0528 →
Assignment of Assignor's Interest
Apr 2, 2014
From: OGAWA, AKIHIRO; SAWADA, TAKAHIKO; KOBARU, SHOTARO
To: SEKISUI CHEMICAL CO., LTD.
Reel/Frame 032583/0791 →
Assignment of Assignor's Interest
Jun 12, 2014
From: SAWADA, TAKAHIKO
To: SEKISUI CHEMICAL CO., LTD.
Reel/Frame 033089/0719 →
Assignment of Assignor's Interest
Jun 17, 2014
From: KOBARU, SHOTARO; SAKURAI, YUKI
To: SEKISUI CHEMICAL CO., LTD.
Reel/Frame 033119/0350 →
Assignment of Assignor's Interest
Apr 28, 2017
From: NAKADATE, JUNICHI; CHO, TAEHYUNG; SAWADA, TAKAHIKO; KANAOKA, YUKI
To: SEKISUI CHEMICAL CO., LTD.
Reel/Frame 042172/0386 →