IP Library Assignment 025046/0464
Patent Assignment
Reel/Frame 025046/0464

Assignment of Assignor's Interest

Recorded: 2010-09-23 Pages: 2
Assignors
WEHRMANN, ROLF
Executed: 2010-06-28
HEUER, HELMUT-WERNER
Executed: 2010-06-28
RUYTINX, BERT
Executed: 2010-07-03
Assignee
BAYER MATERIALSCIENCE AG
PATENTS & LICENSING, BUILDING Q 18, LEVERKUSEN, D-51368, GERMANY
Covered Property (1)
Alkylphenol for Adjusting the Molecular Weight, and Polycarbonate Compositions Having Improved Properties
Patent: 8,202,961 →
Application: 12/867,400 →
Publication: US 2010/0317776
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 →