Patent Assignment
Reel/Frame 007279/0911
Assignment of Assignor's Interest
Recorded: 1994-12-12
Pages: 2
Assignors
ROSCHER, GUNTER
Executed: 1994-10-17
KAUFMANN, WOLF-DIETMAR
Executed: 1994-10-17
LAUGWITZ, BERND
Executed: 1994-10-17
Assignee
HOECHST AG
ZENTRALE PATENTABTEILUNG, GEBAUDE F 821, D-65926 FRANKFURT AM MAIN, GERMANY
Covered Property
(1)
Process for Preparing Dialkyl Vinylphosphonates
Patent:
5,475,128 →
Application:
08/353,676 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 5, 2000
From: HOECHST AKTIENGESELLSCHAFT
To: CLARIANT GMBH
Reel/Frame 010881/0555 →
Change of Name
Jul 17, 2006
From: CLARIANT GMBH
To: CLARIANT PRODUKTE (DEUTSCHLAND) GMBH
Reel/Frame 018224/0534 →
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 →