IP Library › Assignment 030623/0072
Patent Assignment
Reel/Frame 030623/0072

Assignment of Assignor's Interest

Recorded: 2013-06-17 Pages: 4
Assignors
LORENZ, KLAUS
Executed: 2013-04-05
HOFMANN, JORG
Executed: 2013-04-08
Assignee
BAYER INTELLECTUAL PROPERTY GMBH
CREATIVE CAMPUS MONHEIM, ALFRED-NOBEL-STRASSE 10, 40789 MONHEIM, GERMANY
Covered Property (1)
Method for the Preparation of Polyether Polyols
Patent: 9,169,185 →
Application: 13/994,842 →
Publication: US 2013/0338331
Related Assignments (3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 9, 2016
From: BAYER INTELLECTUAL PROPERTY GMBH
To: BAYER MATERIALSCIENCE AG
Reel/Frame 038045/0298 →
Change of Name Mar 21, 2016
From: BAYER MATERIALSCIENCE AG
To: COVESTRO DEUTSCHLAND AG
Reel/Frame 038188/0842 →
Change of Name Apr 6, 2016
From: BAYER MATERIALSCIENCE AG
To: COVESTRO DEUTSCHLAND AG
Reel/Frame 038370/0892 →