Patent Assignment
Reel/Frame 019160/0654
Research Agreement Affecting Title to Patent
Recorded: 2007-04-13
Pages: 25
Assignor
HUMMEL, WERNER
Executed: 2002-03-20
Assignee
DEGUSSA AG
BENNIGSENPLATZ 1, DE-40474 DUSSELDORF, GERMANY
Covered Property
(1)
Method for the Preparation of L-Amino Acids from D-Amino Acids
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 7, 2006
From: GEUEKE, BIRGIT; OSSWALD, STEFFEN; WECKBECKER, CHRISTOPH; HUTHMACHER, KLAUS
To: DEGUSSA AG
Reel/Frame 017277/0523 →
Change Address
Feb 22, 2010
From: EVONIK DEGUSSA GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 023985/0296 →
Change of Entity
Feb 22, 2010
From: DEGUSSA AG
To: DEGUSSA GMBH
Reel/Frame 023998/0937 →
Change of Name
Feb 23, 2010
From: DEGUSSA GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 024006/0127 →