Patent Assignment
Reel/Frame 008858/0620
Assignment of Assignor's Interest
Recorded: 1997-12-10
Pages: 3
Assignors
NOBORI, TADAHITO
Executed: 1997-05-13
KOUNO, MASAHIRO
Executed: 1997-05-13
SUZUKI, TOSHIAKI
Executed: 1997-05-13
MIZUTANI, KAZUMI
Executed: 1997-05-13
KIYONO, SHINJI
Executed: 1997-05-13
SONOBE, YOSHIHO
Executed: 1997-05-13
TAKAKI, USAJI
Executed: 1997-05-13
Assignee
MITSUI TOATSU CHEMICALS, INC.
2-5, KASUMIGASEKI 3-CHOME, CHIYODA-KU, TOKYO, JAPAN
Covered Property
(1)
Phosphazenium Salt and Preparation Process Thereof, and Process for Producing Poly(Alkylene Oxide)
Patent:
5,990,352 →
Application:
08/796,893 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
May 20, 1997
From: NOBORI, TADAHITO; KOUNO, MASAHIRO; SUZUKI, TASHIAKI; MIZUTANI, KAZUMI
To: MITSUI TOATSU CHEMICALS, INC.
Reel/Frame 008571/0537 →
Merger
Apr 3, 1998
From: MITSUI TOATSU CHEMICALS, INC.
To: MITSUI CHEMICALS, INC.
Reel/Frame 009604/0076 →
Assignment of Assignor's Interest
Feb 25, 2016
From: MITSUI CHEMICALS, INC.
To: MITSUI CHEMICALS & SKC POLYURETHANES INC.
Reel/Frame 037827/0077 →