IP Library Assignment 057857/0806
Patent Assignment
Reel/Frame 057857/0806

Confirmatory Assignment

Recorded: 2021-10-19 Pages: 29
Assignor
EVONIK OPERATIONS GMBH
Executed: 2021-09-29
Assignee
EVONIK SUPERABSORBER GMBH
RELLINGHAUSER STRASSE 1-11, ESSEN, 45128, GERMANY
Covered Properties (2)
Water-Soluble or Water-Swellable Polymers, Particularly Water-Soluble or Water-Swellable Copolymers Made of Acrylamide and at Least One Ionic Comonomer Having a Low Residual Monomer Concentration
Patent: 7,973,095 →
Application: 11/814,633 →
Publication: US 2008/0200583
Isolation of Acrylic Acid by Means of a Distillation Column Having a Side Offtake
Patent: 9,156,768 →
Application: 13/697,127 →
Publication: US 2013/0118892
Related Assignments (3)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 1, 2013
From: MEIER, RALF; MOSLER, JUERGEN
To: EVONIK DEGUSSA GMBH
Reel/Frame 029738/0586 →
Merger May 15, 2013
From: EVONIK STOCKHAUSEN GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 030417/0037 →
Change of Name Jan 31, 2020
From: EVONIK DEGUSSA GMBH
To: EVONIK OPERATIONS GMBH
Reel/Frame 051765/0166 →