IP Library Assignment 016056/0295
Patent Assignment
Reel/Frame 016056/0295

Assignment of Assignor's Interest

Recorded: 2004-12-02 Pages: 5
Assignors
LOHE, MATTHIAS
Executed: 2004-10-31
COOK, MICHAEL
Executed: 2004-11-03
KLIPPSTEIN, ACHIM
Executed: 2004-11-07
Assignee
AIR PRODUCTS AND CHEMICALS, INC.
7201 HAMILTON BOULEVARD, PATENT DEPARTMENT, ALLENTOWN, PENNSYLVANIA, 18195-1501
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 (2)
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 →
Change of Name Apr 20, 2020
From: EVONIK DEGUSSA GMBH
To: EVONIK OPERATIONS GMBH
Reel/Frame 052443/0001 →