Patent Assignment
Reel/Frame 051228/0488
Change of Name
Recorded: 2019-12-09
Pages: 65
Assignor
EVONIK DEGUSSA GMBH
Executed: 2019-11-04
Assignee
EVONIK OPERATIONS GMBH
RELLINGHAUSER STRASSE 1-11, ESSEN, 45128, GERMANY
Covered Properties
(9)
Superabsorbent Carboxyl-Containing Polymers with Odor Control Properties and Method for Preparation
Continuous Polymerization Process for the Manufacture of Superabsorbent Polymers
(Meth)Acrylic Acid Crystal and Process for Producing Aqueous (Meth)Acrylic Acid
Water-Absorbing Polymer Particles Delaying the Decomposition of Body Fluids, Composites Comprising These and Use Thereof
Water-Absorbent, Foam-Type Polymer Structure
Washing Apparatus, a Method of Purifying a Wash Material and Use of the Washing Apparatus
Absorbent Polymer Structure with Improved Retention Capacity and Permeability
Process for Agglomeration of Superabsorbent Polymer Fine Particles
An Absorbent Polymer Made by Two-Step Mixing Process
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Change of Name
May 15, 2013
From: STOCKHAUSEN GMBH
To: EVONIK STOCKHAUSEN GMBH
Reel/Frame 030416/0806 →
Merger
May 15, 2013
From: EVONIK STOCKHAUSEN GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 030417/0037 →
Merger
Jun 17, 2013
From: EVONIK STOCKHAUSEN GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 030648/0817 →
Assignment of Assignor's Interest
Oct 20, 2021
From: EVONIK OPERATIONS GMBH
To: EVONIK SUPERABSORBER GMBH
Reel/Frame 057880/0773 →
Assignment of Assignor's Interest
Oct 20, 2021
From: EVONIK OPERATIONS GMBH
To: EVONIK SUPERABSORBER GMBH
Reel/Frame 057880/0801 →