IP Library Assignment 021202/0610
Patent Assignment
Reel/Frame 021202/0610

Assignment of Assignor's Interest

Recorded: 2008-07-08 Pages: 2
Assignors
NEFZGER, HARTMUT, DR.
Executed: 2008-05-30
BARNES, JAMES-MICHAEL
Executed: 2008-06-13
SCHMIDT, MANFRED, DR.
Executed: 2008-05-30
KRAUSE, JENS, DR.
Executed: 2008-05-30
Assignee
BAYER MATERIALSCIENCE AG
BUILDING Q 18, LEVERKUSEN, 51368, GERMANY
Covered Property (1)
Polyurethane and Polyurethane Urea Elastomers Based on Polycarbonate Polyols
Patent: 8,273,846 →
Application: 12/168,957 →
Publication: US 2009/0018256
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Mar 30, 2016
From: BAYER MATERIALSCIENCE AG
To: COVESTRO DEUTSCHLAND AG
Reel/Frame 038399/0469 →