IP Library › Assignment 019710/0743
Patent Assignment
Reel/Frame 019710/0743

Assignment of Assignor's Interest

Recorded: 2007-08-01 Pages: 2
Assignors
YAMAMOTO, MAANORI
Executed: 2007-07-04
HAMANO, TOSHIYUKI
Executed: 2007-07-09
MATSUZONO, SHINICHIRO
Executed: 2007-07-09
Assignee
MITSUBISHI CHEMICAL CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU, TOKYO, JAPAN
Covered Property (1)
Process for Producing Polybutylene Terephthalate
Patent: 7,550,552 →
Application: 10/594,676 →
Publication: US 2008/0081886
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 →