IP Library › Assignment 016881/0880
Patent Assignment
Reel/Frame 016881/0880

Assignment of Assignor's Interest

Recorded: 2005-08-10 Pages: 2
Assignor
OTSUKA, RYOICHI
Executed: 2005-06-23
Assignee
KABUSHIKI KAISHA UENO SEIYAKU OYO KENKYUJO
4-8, KORAIBASHI 2-CHOME, CHUO-KU, OSAKA-SHI, OSAKA-FU, JAPAN
Covered Property (1)
Method for Producing 3, 5-Di-Tert-Butyl-4-Hydroxybenzoic Acid
Patent: 7,102,028 →
Application: 11/139,636 →
Publication: US 2005/0267311
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Sep 12, 2008
From: KABUSHIKI KAISHA UENO SEIYAKU OYO KENKYUJO
To: UENO TECHNOLOGY CO., LTD.
Reel/Frame 021523/0034 →
Assignment of Assignor's Interest Sep 22, 2008
From: UENO TECHNOLOGY CO., LTD.
To: UENO FINE CHEMICALS INDUSTRY, LTD.
Reel/Frame 021561/0559 →