Patent Assignment
Reel/Frame 009727/0088
Assignment of Assignor's Interest
Recorded: 1999-01-25
Pages: 2
Assignor
HOECHST AKTIENGESELLSCHAFT
Executed: 1999-01-16
Assignee
TICONA GMBH
PATENT AND LICENSING DEPT. LYONER STR. 38, D-60528, GERMANY
Covered Property
(1)
Process for the Preparation of 2-Cyanoethylphosphinic Esters
Patent:
5,990,337 →
Application:
08/921,654 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 26, 1997
From: KLEINER, HANSS-JERG
To: HOECHST AG
Reel/Frame 008788/0988 →
Assignment of Assignor's Interest
May 16, 2016
From: TICONA GMBH
To: NUTRINOVA NUTRITION SPECIALTIES & FOOD INGREDIENTS GMBH
Reel/Frame 038687/0784 →
Change of Name
May 16, 2016
From: NUTRINOVA NUTRITION SPECIALTIES & FOOD INGREDIENTS GMBH
To: CELANESE SALES GERMANY GMBH
Reel/Frame 038689/0595 →