Patent Assignment
Reel/Frame 033231/0181
Assignment of Assignor's Interest
Recorded: 2014-07-02
Pages: 12
Assignors
GUERTLER, CHRISTOPH
Executed: 2014-05-18
MUELLER, THOMAS ERNST
Executed: 2014-05-15
KERMAGORET, ANTHONY
Executed: 2014-05-14
DIENES, YVONNE
Executed: 2014-05-23
BARRUET, JULIEN
Executed: 2014-05-17
WOLF, AUREL
Executed: 2014-05-23
GRASSER, STEFAN
Executed: 2014-05-26
Assignee
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STR. 10, MONHEIM, 40789, GERMANY
Covered Property
(1)
Method for Producing Polyetherester Carbonate Polyols
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 10, 2016
From: BAYER INTELLECTUAL PROPERTY GMBH
To: BAYER MATERIALSCIENCE AG
Reel/Frame 038056/0732 →
Change of Name
Mar 21, 2016
From: BAYER MATERIALSCIENCE AG
To: COVESTRO DEUTSCHLAND AG
Reel/Frame 038188/0408 →
Change of Name
Apr 7, 2016
From: BAYER MATERIALSCIENCE AG
To: COVESTRO DEUTSCHLAND AG
Reel/Frame 038374/0844 →