IP Library Assignment 022735/0977
Patent Assignment
Reel/Frame 022735/0977

Assignment of Assignor's Interest

Recorded: 2009-05-27 Pages: 4
Assignors
SOMMER, STEFAN
Executed: 2009-05-11
WEIKARD, JAN
Executed: 2009-05-13
LUEHMANN, ERHARD
Executed: 2009-05-15
Assignee
BAYER MATERIALSCIENCE AG
51368, LEVERKUSEN, GERMANY
Covered Property (1)
Block-Resistant, Radiation-Curable Coating Systems Based on High Molecular Mass, Aqueous Polyurethane Dispersions
Patent: 8,231,976 →
Application: 12/429,398 →
Publication: US 2009/0269589
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 →