IP Library › Assignment 004246/0010
Patent Assignment
Reel/Frame 004246/0010

Assignment of Assignors Interest.

Recorded: 1984-04-02 Pages: 1
Assignors
HANDA, RYOJI
Executed: 1984-03-22
HOSODA, JUN
Executed: 1984-03-22
YOSHIDA, NORIMASA
Executed: 1984-03-22
Assignees
DIAFLOC CO., LTD.
5-1, MARUNOUCHI 1-CHOME, CHIYODA-KU, TOKYO-TO, JAPAN
Covered Property (1)
Process for Producing Partially Hydrolyzed Acrylamide Polymer
Patent: 4,535,131 →
Application: 06/596,102 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger and Change of Name Mar 12, 1999
From: NITTO CHEMICAL INDUSTRY CO., LTD.
To: MITSUBISHI RAYON CO., LTD.
Reel/Frame 010024/0652 →
Assignment of Assignor's Interest May 23, 2003
From: DIAFLOC CO., LTD.
To: DIA-NITRIX CO., LTD.
Reel/Frame 014097/0770 →