Patent Assignment
Reel/Frame 006154/0897
Assignment of Assignors Interest.
Recorded: 1992-05-27
Pages: 3
Assignors
AKASHI, HIROYUKI
Executed: 1992-05-08
INOUE, TAKESHI
Executed: 1992-05-08
IKE, TETSUJI
Executed: 1992-05-08
YASUHIRO, HIDAKA
Executed: 1992-05-11
HORIE, SHOICHI
Executed: 1992-05-11
Assignee
YOSHITOMI PHARMACEUTICAL INDUSTRIES, LTD.
6-9, HIRANOMACHI 2-CHOME, CHUO-KU, OSAKA-SHI, OSAKA 541, JAPAN
Covered Property
(1)
4,4'-Biphenylenediphosphonite Compound and Use Thereof
Patent:
5,300,257 →
Application:
07/888,925 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Dec 22, 2000
From: YOSHITOMI PHARMACEUTICAL INDUSTRIES, LTD.
To: WELFIDE CORPORATION
Reel/Frame 011347/0303 →
Assignment of Assignor's Interest
Oct 5, 2001
From: WELFIDE CORPORATION
To: YOSHITOMI FINE CHEMICALS, LIMITED
Reel/Frame 012219/0605 →
Change of Name
Dec 20, 2002
From: YOSHITOMI FINE CHEMICALS, LTD.
To: API CORPORATION
Reel/Frame 013599/0084 →