Patent Assignment
Reel/Frame 004333/0966
Assignment of Assignors Interest.
Recorded: 1984-11-06
Pages: 1
Assignors
NIWA, TOSHIO
Executed: 1984-10-18
HIMENO, KIYOSHI
Executed: 1984-10-22
HIHARA, TOSHIO
Executed: 1984-10-18
SHIMIZU, YUKIHARU
Executed: 1984-10-18
Covered Property
(1)
Reactive Monoazo and Disazo Pyridone Dyestuffs Container a Halo- Substituted 6- Member N-Containing Heterocyclic Ring
Patent:
4,626,590 →
Application:
06/668,739 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Dec 2, 1988
From: MITSUBISHI CHEMICAL INDUSTRIES LIMITED
To: MITSUBISHI KASEI CORPORATION
Reel/Frame 005056/0602 →
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 →