Patent Assignment
Reel/Frame 013899/0227
Assignment of Assignor's Interest
Recorded: 2003-03-21
Pages: 2
Assignors
PROBST, JOACHIM
Executed: 2003-02-21
MELCHIORS, MARTIN
Executed: 2003-02-14
RUTTMANN, GERHARD
Executed: 2003-02-17
STINGLI, THOMAS
Executed: 2003-02-17
OTTENSMANN, HARTMUT
Executed: 2003-02-17
Assignee
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Covered Property
(1)
Aqueous 2K Pur Systems
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 038365/0392 →