Patent Assignment
Reel/Frame 015040/0920
Assignment of Assignor's Interest
Recorded: 2004-03-08
Pages: 2
Assignors
KRATSCHMER, SILKE
Executed: 2003-09-11
HUCKS, UWE
Executed: 2003-08-20
PREIN, MICHAEL
Executed: 2003-08-20
Assignee
BAYER AKTIENGESELLSCHAFT
LEVERKUSEN, D 51368, GERMAN DEMOCRATIC REPUBLIC
Covered Property
(1)
Method for Producing Polycarbonates
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 →