Patent Assignment
Reel/Frame 051238/0591
Change of Name
Recorded: 2019-12-10
Pages: 65
Assignor
EVONIK DEGUSSA GMBH
Executed: 2019-11-04
Assignee
EVONIK OPERATIONS GMBH
RELLINGHAUSER STRASSE 1-11, ESSEN, 45128, GERMANY
Covered Properties
(12)
Powdery Water-Absorbing Polymers with Fine Particles Bound by Thermoplastic Adhesives
Method for the Purification of (Meth) Acrylic Acid
Process for Producing an Absorbent Polymer by Means of Spread-Drying
Water-Absorbent Polymer Structures Based on Renewable Resources and Method for Producing Said Structures
Water-Absorbing Polymer Structures with Improved Absorption Properties
Water-Absorbing Polymer Structure with Improved Absorption Properties
Process for Production of (Meth)Acrylic Acid with High Boiling Fraction Work-Up by Means of Crystallization
Absorbent Polymer Granulate
Process for Agglomeration of Superabsorbent Polymer Fine Particles
Superabsorbent Polymers and Methods of Making the Same
Powdery water-absorbing polymers with fine particles bound by thermoplastic adhesives
Superabsorbent Polymers and Methods of Making the Same
Related Assignments
(3)
Other recorded transfers of the patents in this record — the chain of ownership.
Change of Name
Feb 4, 2013
From: EVONIK STOCKHAUSEN GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 029747/0313 →
Assignment of Assignor's Interest
Oct 20, 2021
From: EVONIK OPERATIONS GMBH
To: EVONIK SUPERABSORBER GMBH
Reel/Frame 057880/0801 →
Assignment of Assignor's Interest
Oct 21, 2021
From: EVONIK OPERATIONS GMBH
To: EVONIK SUPERABSORBER GMBH
Reel/Frame 057884/0218 →