Patent Assignment
Reel/Frame 012385/0246
Assignment of Assignor's Interest
Recorded: 2001-12-14
Pages: 2
Assignors
LORENZ, KLAUS
Executed: 2001-10-26
SCHUTZE, MARC
Executed: 2001-10-26
MICHELS, ERHARD
Executed: 2001-10-26
ECKHARDT, ALEXANDER
Executed: 2001-10-26
Assignee
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN, D-51368 LEVERKUSEN, GERMANY
Covered Property
(1)
Polyurethane Elastomers Which Exhibit Improved Stability to Hydrolysis
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 AG
To: BAYER MATERIALSCIENCE AG
Reel/Frame 038044/0799 →
Change of Name
Mar 22, 2016
From: BAYER MATERIALSCIENCE AG
To: COVESTRO DEUTSCHLAND AG
Reel/Frame 038399/0358 →
Change of Name
Apr 6, 2016
From: BAYER MATERIALSCIENCE AG
To: COVESTRO DEUTSCHLAND AG
Reel/Frame 038363/0921 →