Patent Assignment
Reel/Frame 025417/0001
Assignment of Assignor's Interest
Recorded: 2010-11-09
Pages: 12
Assignors
HENGSTERMANN, AXEL
Executed: 2010-10-11
KUPPINGER, FRANZ-FELIX
Executed: 2010-10-22
LEISTNER, JORG
Executed: 2010-10-18
MOSLER, JURGEN
Executed: 2010-10-12
JANSENS, PETER
Executed: 2010-11-03
Assignee
EVONIK STOCKHAUSEN GMBH
BAKERPFAD 25, KREFELD, 47805, GERMANY
Covered Property
(1)
Method for Producing and Purifying Aqueous Phases
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
May 15, 2013
From: EVONIK STOCKHAUSEN GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 030417/0037 →
Change of Name
Jan 16, 2020
From: EVONIK DEGUSSA GMBH
To: EVONIK OPERATIONS GMBH
Reel/Frame 051625/0847 →
Assignment of Assignor's Interest
Oct 21, 2021
From: EVONIK OPERATIONS GMBH
To: EVONIK SUPERABSORBER GMBH
Reel/Frame 057885/0071 →