IP Library Assignment 019392/0935
Patent Assignment
Reel/Frame 019392/0935

Assignment of Assignor's Interest

Recorded: 2007-05-18 Pages: 2
Assignors
LORENZ, KLAUS
Executed: 2007-03-05
HOFMANN, JORG
Executed: 2007-03-09
Assignee
BAYER MATERIALSCIENCE AG
51368 LEVERKUSEN, GERMANY
Covered Property (1)
Process for the Preparation of Polyether Polyols
Patent: 7,678,729 →
Application: 11/804,546 →
Publication: US 2007/0276099
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 038399/0306 →