IP Library Assignment 052443/0001
Patent Assignment
Reel/Frame 052443/0001

Change of Name

Recorded: 2020-04-20 Pages: 65
Assignor
EVONIK DEGUSSA GMBH
Executed: 2019-11-04
Assignee
EVONIK OPERATIONS GMBH
RELLINGHAUSER STRASSE 1-11, ESSEN, 45128, GERMANY
Covered Property (1)
Method of Preparation of a Water Based Epoxy Curing Agent
Patent: 7,528,183 →
Application: 11/002,024 →
Publication: US 2005/0154091
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 1, 2017
From: AIR PRODUCTS AND CHEMICALS, INC.
To: EVONIK DEGUSSA GMBH
Reel/Frame 042378/0791 →