Patent Assignment
Reel/Frame 012725/0902
Assignment of Assignor's Interest
Recorded: 2002-03-19
Pages: 2
Assignors
HUCKS, UWE
Executed: 2002-02-14
HALLENBERGER, KASPAR
Executed: 2002-02-06
KRATSCHMER, SILKE
Executed: 2002-02-13
PREIN, MICHAEL
Executed: 2002-02-18
KUEHLING, STEFFEN
Executed: 2002-02-07
Assignee
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN, D 51368 LEVERKUSEN, GERMANY
Covered Property
(1)
Process for Producing Polycarbonate
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 →