Patent Assignment
Reel/Frame 012725/0580
Assignment of Assignor's Interest
Recorded: 2001-12-13
Pages: 2
Assignors
HOFMANN, JORG
Executed: 2001-10-09
GUPTA, PRAMOD
Executed: 2001-10-19
DIETRICH, MANFRED
Executed: 2001-10-31
RABE, HANSJURGEN
Executed: 2001-10-26
GRONEN, JURGEN
Executed: 2001-10-05
OOMS, PIETER
Executed: 2001-10-10
Assignee
BAYER AKTIENGESELLSCHAFT
PATENTE UND LIZENZEN, D-51368 LEVERKUSEN, GERMANY
Covered Property
(1)
High-Resilient Polyurethane Foams Produced from Polyether Polyols
Patent:
6,858,655 →
Application:
10/018,332 →
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 →