IP Library Assignment 011055/0915
Patent Assignment
Reel/Frame 011055/0915

Assignment of Assignor's Interest

Recorded: 2000-08-18 Pages: 3
Assignors
TAKANO, MICHIKA
Executed: 2000-07-26
GOMI, NORIAKI
Executed: 2000-07-26
Assignee
NIKKEN CHEMICALS CO., LTD.
4-14, TSUKIJI 5-CHOME, CHUO-KU, TOKYO, 104-0045, JAPAN
Covered Property (1)
Method for Purification of Polyprenyl Compounds
Patent: 6,369,251 →
Application: 09/553,852 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Feb 24, 2011
From: NIKKEN CHEMICALS CO., LTD.
To: KOWA PHARMACEUTICAL CO., LTD.
Reel/Frame 025859/0354 →
Assignment of Assignor's Interest Jun 17, 2011
From: KOWA PHARMACEUTICAL CO., LTD.
To: KOWA COMPANY, LTD.
Reel/Frame 026477/0322 →