Patent Assignment
Reel/Frame 007754/0968
Assignment of Assignor's Interest
Recorded: 1995-11-02
Pages: 2
Assignors
MOLLENKOPF, CARL CHRISTOPH
Executed: 1995-09-04
LEUPOLD, ERNST INGO
Executed: 1995-09-04
ROSCHER, GUNTER
Executed: 1995-09-04
Assignee
HOECHST AG
D-65926 FRANKFURT AM MAIN, GERMANY
Covered Property
(1)
Process for Preparing Alkanephosphonic Anhydrides
Patent:
5,710,330 →
Application:
08/556,859 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 5, 1998
From: HOECHST AKTIENGESELLSCHAFT
To: CLARIANT GMBH
Reel/Frame 009558/0062 →
Change of Name
Aug 23, 2006
From: CLARIANT GMBH
To: CLARIANT PRODUKTE (DEUTSCHLAND) GMBH
Reel/Frame 018148/0817 →
Assignment of Assignor's Interest
Aug 31, 2006
From: CLARIANT PRODUKTE (DEUTSCHLAND) GMBH
To: ARCHIMICA GMBH
Reel/Frame 018184/0765 →