IP Library › Assignment 020843/0350
Patent Assignment
Reel/Frame 020843/0350

Assignment of Assignor's Interest

Recorded: 2008-04-23 Pages: 4
Assignors
MEYER, HELMUT
Executed: 2008-01-11
NABERFELD, GUIDO
Executed: 2008-03-05
RECHNER, JOHANN
Executed: 2008-02-05
WARSITZ, RAFAEL
Executed: 2008-01-17
TRAVING, MICHAEL
Executed: 2008-01-16
BACKER, WERNER
Executed: 2008-01-16
ELSNER, THOMAS
Executed: 2008-01-14
NENNEMANN, ARNO
Executed: 2008-01-17
Assignee
BAYER MATERIALSCIENCE AG
LAW AND PATENTS, LEVERKUSEN, 51469, GERMANY
Covered Property (1)
Method for Separating an Organic Phase from an Electrolyte-Containing Aqueous and Organic Phase
Patent: 8,354,028 →
Application: 11/876,094 →
Publication: US 2008/0185343
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 11, 2009
From: MEYER, HELMUT, DR.; NABERFELD, GUIDO, DR.; RECHNER, JOHANN, DR.; WARSITZ, RAFAEL
To: BAYER MATERIAL SCIENCE
Reel/Frame 023217/0605 →
Change of Name Mar 30, 2016
From: BAYER MATERIALSCIENCE AG
To: COVESTRO DEUTSCHLAND AG
Reel/Frame 038399/0469 →