Patent Assignment
Reel/Frame 014468/0643
Assignment of Assignor's Interest
Recorded: 2003-09-15
Pages: 2
Assignor
TONENGENERAL SEKIYU K.K.
Executed: 2003-07-09
Assignee
CLARIANT (JAPAN) K.K.
2-28-8, HONKOMAGOME, BUNKYO GREEN COURT, CENTER OFFICE 9F, TOKYO, BUNKYO-KU, JAPAN
Covered Properties
(3)
Reformed, Inorganic Polysilazane and Method of Producing Same
Patent:
4,861,569 →
Application:
07/230,421 →
Reformed Polysilazane and Method of Producing Same
Patent:
4,975,512 →
Application:
07/230,422 →
Reformed, Inorganic Polysilazane
Patent:
4,933,160 →
Application:
07/323,375 →
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Aug 10, 1988
From: FUNAYAMA, OSAMU; ARAI, MIKIRO; ISODA, TAKESHI
To: PETROLEUM ENERGY CENTER, 3-23, KOJIMACHI 5-CHOME, CHIYODA-KU, TOKYO, JAPAN; TOA NENRYO KOGYO KABUSHIKI KAISHA, 1-1, HITOTSUBASHI 1-CHOME, CHIYODA-KU, TOKYO, JAPAN
Reel/Frame 004917/0245 →
Assignment of Assignors Interest.
Aug 10, 1988
From: FUNAYAMA, OSAMU; ARAI, MIKIRO; ISODA, TAKESHI
To: PETROLEUM ENERGY CENTER, 3-23, KOJIMACHI 5-CHOME, CHIYODA-KU, TOKYO, JAPAN; TOA NENRYO KOGYO KABUSHIKI KAISHA, 1-1, HITOTSUBASHI 1-CHOME, CHIYODA-KU, TOKYO, JAPAN
Reel/Frame 004917/0246 →
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
Jun 24, 2005
From: CLARIANT (JAPAN) K.K.
To: AZ ELECTRONIC MATERIALS (JAPAN) K.K.
Reel/Frame 016408/0868 →