Patent Assignment
Reel/Frame 004346/0755
Assignment of Assignors Interest.
Recorded: 1985-01-03
Pages: 2
Assignors
NIWA, TOSHIO
Executed: 1983-12-26
HIMENO, KIYOSHI
Executed: 1983-12-26
HIHARA, TOSHIO
Executed: 1983-12-26
Assignee
MITSUBISHI CHEMICAL INDUSTRIES LIMITED
5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO, JAPAN
Covered Property
(1)
Anthraquinone Dyestuffs for Cellulose-Containing Fibers
Patent:
4,507,476 →
Application:
06/568,340 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Nov 1, 1988
From: MITSUBISHI CHEMICAL INDUSTRIES LIMITED
To: MITSUBISHI KASEI CORPORATION
Reel/Frame 005004/0736 →
Change of Name
Jun 27, 1996
From: MITSUBISHI KASEI CORPORATION
To: MITSUBISHI CHEMICAL CORPORATION
Reel/Frame 008006/0362 →
Assignment of Assignor's Interest
Jun 27, 1996
From: MITSUBISHI CHEMICAL CORPORATION
To: DYSTAR JAPAN, LTD.
Reel/Frame 008006/0371 →