IP Library Assignment 029150/0237
Patent Assignment
Reel/Frame 029150/0237

Assignment of Assignor's Interest

Recorded: 2012-10-18 Pages: 8
Assignors
HUBEL, ROLAND
Executed: 2012-08-08
SCHMITZ, SARAH
Executed: 2012-08-08
FERENZ, MICHAEL
Executed: 2012-08-08
Assignee
EVONIK GOLDSCHMIDT GMBH
GOLDSCHMIDTSTRASSE 100, ESSEN, D-45127, GERMANY
Covered Property (1)
Polysiloxane Polyether Copolymers Having (Polyether)Moieties Comprising Carbonate Groups and Their Use as Stabilizers for the Production of Polyurethane Foams
Patent: 9,657,144 →
Application: 13/566,640 →
Publication: US 2013/0035409
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger Feb 26, 2014
From: EVONIK GOLDSCHMIDT GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 032335/0326 →
Change of Name Apr 16, 2020
From: EVONIK DEGUSSA GMBH
To: EVONIK OPERATIONS GMBH
Reel/Frame 052422/0342 →