IP Library › Assignment 015431/0831
Patent Assignment
Reel/Frame 015431/0831

Assignment of Assignor's Interest

Recorded: 2004-06-04 Pages: 3
Assignors
MIKAMI, HIROSHI
Executed: 2004-05-21
SANO, TAKESHI
Executed: 2004-05-21
NITTA, MAKOTO
Executed: 2004-05-21
Assignee
MITSUBISHI CHEMICAL CORPORATION
33-8, SHIBA 5-CHOME, MINATO-KU, TOKYO, JAPAN
Covered Property (1)
High-Purity Biphenyltetracarboxylic Dianhydride and Process for Producing the Same
Patent: 7,459,570 →
Application: 10/753,881 →
Publication: US 2004/0199010
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Sep 4, 2017
From: MITSUBISHI CHEMICAL CORPORATION
To: MITSUBISHI RAYON CO., LTD.
Reel/Frame 043750/0207 →
Change of Name Sep 5, 2017
From: MITSUBISHI RAYON CO., LTD.
To: MITSUBISHI CHEMICAL CORPORATION
Reel/Frame 043750/0834 →