Patent Assignment
Reel/Frame 004917/0246
Assignment of Assignors Interest.
Recorded: 1988-08-10
Pages: 1
Assignors
FUNAYAMA, OSAMU
Executed: 1988-07-27
ARAI, MIKIRO
Executed: 1988-07-27
ISODA, TAKESHI
Executed: 1988-07-27
Covered Property
(1)
Reformed Polysilazane and Method of Producing Same
Patent:
4,975,512 →
Application:
07/230,422 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Dec 14, 2001
From: TONEN CORPORATION
To: TONENGENERAL SEKIYU KABUSHIKI KAISHA
Reel/Frame 012365/0287 →
Change of Name
Dec 14, 2001
From: TOA NENRYO KOGYO KABUSHIKI KAISHA
To: TONEN CORPORATION
Reel/Frame 012365/0411 →
Assignment of Assignor's Interest
Sep 15, 2003
From: TONENGENERAL SEKIYU K.K.
To: CLARIANT (JAPAN) K.K.
Reel/Frame 014468/0643 →
Assignment of Assignor's Interest
Jun 24, 2005
From: CLARIANT (JAPAN) K.K.
To: AZ ELECTRONIC MATERIALS (JAPAN) K.K.
Reel/Frame 016408/0868 →