Patent Assignment
Reel/Frame 030648/0817
Merger
Recorded: 2013-06-17
Pages: 2
Assignor
EVONIK STOCKHAUSEN GMBH
Executed: 2012-06-06
Assignee
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11, ESSEN, 45128, GERMANY
Covered Property
(1)
Washing Apparatus, a Method of Purifying a Wash Material and Use of the Washing Apparatus
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Mar 4, 2010
From: STOCKHAUSEN GMBH
To: EVONIK STOCKHAUSEN GMBH
Reel/Frame 024023/0758 →
Assignment of Assignor's Interest
Mar 4, 2010
From: EVONIK STOCKHAUSEN GMBH
To: EVONIK STOCKHAUSEN GMBH; EVONIK DEGUSSA GMBH
Reel/Frame 024042/0548 →
Change of Name
Nov 29, 2010
From: STOCKHAUSEN GMBH
To: EVONIK STOCKHAUSEN GMBH
Reel/Frame 025308/0973 →
Change of Name
Dec 9, 2019
From: EVONIK DEGUSSA GMBH
To: EVONIK OPERATIONS GMBH
Reel/Frame 051228/0488 →
Assignment of Assignor's Interest
Oct 20, 2021
From: EVONIK OPERATIONS GMBH
To: EVONIK SUPERABSORBER GMBH
Reel/Frame 057880/0773 →