Patent Assignment
Reel/Frame 051196/0216
Assignment of Assignor's Interest
Recorded: 2019-12-04
Pages: 24
Assignor
RÖHM GMBH
Executed: 2019-09-11
Assignee
EVONIK OIL ADDITIVES GMBH
KIRSCHENALLEE, DARMSTADT, 64293, GERMANY
Covered Properties
(4)
Process for Preparing N-Alkyl(Meth)Acrylamides
Preparation of N,N-(Di)Alkylaminoalkyl(Meth)Acrylamide or N,N-(Di)Alkylaminoalkyl (Meth)Acrylate and the Quaternary Ammonium Salts Thereof as Flocculating Aids and Gelling Agents
Method for preparing carboxylic esters from aldehydes
Method for producing monomers from isomeric mixtures
Related Assignments
(7)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 15, 2014
From: BROELL, DIRK; LAUX, BENEDIKT; MAUL, CHRISTIAN; PETER, PATRICK
To: EVONIK ROEHM GMBH
Reel/Frame 032677/0360 →
Corrective Assignment to Correct the Assignee's Address Previously Recorded on Reel 032677 Frame 0360. Assignor(S) Hereby Confirms the Assignment.
Apr 28, 2014
From: BROELL, DIRK; LAUX, BENEDIKT; MAUL, CHRISTIAN; PETER, PATRICK
To: EVONIK ROEHM GMBH
Reel/Frame 032765/0542 →
Assignment of Assignor's Interest
Jun 26, 2017
From: KRILL, STEFFEN; HARTMANN, PATRIK
To: EVONIK ROEHM GMBH
Reel/Frame 042986/0544 →
Assignment of Assignor's Interest
May 20, 2018
From: LYGIN, ALEXANDER; KRILL, STEFFEN; GRÖMPING, MATTHIAS; TEPPERIS, ANDREAS
To: EVONIK RÖHM GMBH
Reel/Frame 045854/0657 →
Change of Name
Dec 4, 2019
From: EVONIK RÖHM GMBH
To: RÖHM GMBH
Reel/Frame 051182/0966 →
Change of Name
Dec 4, 2019
From: EVONIK DEGUSSA GMBH
To: EVONIK OPERATIONS GMBH
Reel/Frame 051182/0990 →
Merger
Dec 4, 2019
From: EVONIK OIL ADDITIVES GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 051182/0974 →