IP Library Assignment 024318/0533
Patent Assignment
Reel/Frame 024318/0533

Assignment of Assignor's Interest

Recorded: 2010-04-30 Pages: 4
Assignors
DUX, ANDRE
Executed: 2010-02-24
MOTHES, HELMUT
Executed: 2010-03-04
HALLENBERGER, KASPAR
Executed: 2010-03-06
RONGE, GEORG
Executed: 2010-03-16
WARSITZ, RAFAEL
Executed: 2010-03-18
OOMS, PIETER
Executed: 2010-03-23
RECHNER, JOHANN
Executed: 2010-03-23
Assignee
BAYER MATERIALSCIENCE AG
PATENTS & LICENSING, BUILDING Q 18, LEVERKUSAN, D-51368, GERMANY
Covered Property (1)
Process for Preparing Diaryl Carbonates or Alkyl Aryl Carbonates from Dialkyl Carbonates
Patent: 8,952,189 →
Application: 12/755,873 →
Publication: US 2010/0261928
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Mar 30, 2016
From: COVESTRO DEUTSCHLAND AG
To: COVESTRO DEUTSCHLAND AG
Reel/Frame 038301/0001 →
Corrective Assignment to Correct the Assignor Name Previously Recorded on Reel 038301 Frame 0001. Assignor(S) Hereby Confirms the Change of Name from Bayer Materialscience Ag to Covestro Deutschland Ag. Jun 13, 2016
From: BAYER MATERIALSCIENCE AG
To: COVESTRO DEUTSCHLAND AG
Reel/Frame 038966/0865 →