Patent Assignment
Reel/Frame 020376/0249
Assignment of Assignor's Interest
Recorded: 2008-01-17
Pages: 8
Assignors
STOEHR, TORSTEN
Executed: 2007-10-10
MUELLER, MICHAEL
Executed: 2007-10-22
EISENBERG, BORIS
Executed: 2007-10-10
BECKER, HARALD
Executed: 2007-10-19
MUELLER, AXEL
Executed: 2007-10-11
Assignee
EVONIK ROHMAX ADDITIVES GMBH
KIRSCHENALLEE, DARMSTADT, 64293, GERMANY
Covered Property
(1)
Oil Soluble Polymers
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name
Dec 1, 2015
From: EVONIK ROHMAX ADDITIVES GMBH
To: EVONIK OIL ADDITIVES GMBH
Reel/Frame 037175/0522 →
Merger
Jan 8, 2020
From: EVONIK OIL ADDITIVES GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 051505/0590 →
Change of Name
Jan 8, 2020
From: EVONIK DEGUSSA GMBH
To: EVONIK OPERATIONS GMBH
Reel/Frame 051505/0797 →