IP Library Assignment 021273/0913
Patent Assignment
Reel/Frame 021273/0913

Assignment of Assignor's Interest

Recorded: 2008-07-22 Pages: 3
Assignor
TANIGUCHI, KOUICHIROU
Executed: 2008-06-23
Assignee
MITSUBISHI PLASTICS, INC.
2-2, NIHONBASHI HONGOKUCHO 1-CHOME, CHUO-KU, TOKYO, JAPAN
Covered Property (1)
Diaphragm for Electro-Accoustic Transducer
Patent: 8,389,672 →
Application: 12/161,742 →
Publication: US 2010/0221516
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Aug 31, 2017
From: MITSUBISHI PLASTICS, INC
To: MITSUBISHI RAYON CO., LTD.
Reel/Frame 043746/0912 →
Change of Name Sep 5, 2017
From: MITSUBISHI RAYON CO., LTD.
To: MITSUBISHI CHEMICAL CORPORATION
Reel/Frame 043750/0834 →