Patent Assignment
Reel/Frame 013283/0194
Assignment of Assignor's Interest
Recorded: 2002-09-11
Pages: 6
Assignors
SCHMALSTIEG, LUTZ
Executed: 2001-10-09
WILMES, OSWALD
Executed: 2001-10-15
LEMMERZ, RALF
Executed: 2001-10-04
Assignee
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN, D-51368 LEVERKUSEN, GERMANY
Covered Property
(1)
Condensation Corss-Linking Polyurethane Materials Containing Special Aminosilanes, a Method for the Production Thereof and Their Use
Patent:
6,703,453 →
Application:
10/019,578 →
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 →