Patent Assignment
Reel/Frame 014097/0770
Assignment of Assignor's Interest
Recorded: 2003-05-23
Pages: 2
Assignor
DIAFLOC CO., LTD.
Executed: 2002-12-12
Assignee
DIA-NITRIX CO., LTD.
12-5, KYOBASHI 1-CHOME, CHUO-KU, TOKYO, 104-0031, JAPAN
Covered Properties
(5)
Process for the Preparation of Cationic Polymers
Patent:
4,514,551 →
Application:
06/572,753 →
Process for Producing Partially Hydrolyzed Acrylamide Polymer
Patent:
4,535,131 →
Application:
06/596,102 →
Process for Producing Powder of Cationic Polymer
Patent:
4,734,238 →
Application:
06/841,840 →
Process for Producing Acrylamide Polymer
Patent:
5,296,577 →
Application:
07/528,618 →
Device for Dissolving a Coagulant
Patent:
5,993,752 →
Application:
08/980,646 →
Related Assignments
(6)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Jan 23, 1984
From: FURUNO, AKIHISA; INUKAI, KENICHI; OGAWA, YASUO
To: NITTO CHEMICAL INDUSTRY CO., LTD., MITSUBISHI RAYON CO., LTD.5-1, MARUNOUCHI-1-CHOME, CHIYODA-KU, TOKYO, JAPAN, 3-19, KYOBASHI-2-CHOME, CHUO-KU, TOKYO, JAPAN A CORP OF JAPAN; DIAFLOC CO., LTD., 5-1, MARUNOUCHI-1-CHOME, CHIYODA-KU, TOKYO, JAPAN A CORP OF JAPAN
Reel/Frame 004222/0264 →
Assignment of Assignors Interest.
Apr 2, 1984
From: HANDA, RYOJI; HOSODA, JUN; YOSHIDA, NORIMASA
To: NITTO KAGAKU KOGYO KABUSHIKI KAISHA, MITSUBISHI RAYON CO., LTD. 5-1, MARUNOUCHI 1-CHOME, CHIYODA-KU, TOKYO-TO, JAPAN; DIAFLOC CO., LTD.
Reel/Frame 004246/0010 →
Assignment of Assignors Interest.
Dec 8, 1987
From: SUGIMORI, TERUHIKO; HABARA, HIDEAKI; INUKAI, KEN-ICHI; FURUNO, AKIHISA
To: MITSUBISHI RAYON CO., LTD., 3-19, KYOBASHI 2-CHOME, CHUO-KU, TOKYO, JAPAN; NITTO CHEMICAL INDUSTRY CO., LTD., 5-1, MARUNOUCHI 1-CHOME, CHIYODA-KU, TOKYO, JAPAN; DIAFLOC CO., LTD., 5-1, MARUNOUCHI 1-CHOME, CHIYODA-KU, TOKYO, JAPAN
Reel/Frame 004799/0717 →
Assignment of Assignor's Interest
Dec 28, 1993
From: TAMURA, HITOSHI; OTSUKA, TERUZO; KANDA, SHOICHI; NAGAHAMA, MASAHARU
To: DIAFLOC CO.,LTD.
Reel/Frame 006817/0707 →
Assignment of Assignor's Interest
Dec 1, 1997
From: KOBAYASHI, SHOGO
To: KOBAYASHI ENGINEERING WORKS, LT.; DIAFLOC COMPANY LIMITED
Reel/Frame 008904/0766 →
Merger and Change of Name
Mar 12, 1999
From: NITTO CHEMICAL INDUSTRY CO., LTD.
To: MITSUBISHI RAYON CO., LTD.
Reel/Frame 010024/0652 →