Patent Assignment
Reel/Frame 011070/0392
Assignment of Assignor's Interest
Recorded: 2000-08-24
Pages: 4
Assignors
SCHIMMER, KLAUS
Executed: 2000-08-21
STRUTZ, HEINZ
Executed: 2000-08-07
SPRINGER, HELMUT
Executed: 2000-08-03
MERSCHER, KLAUS-DIETER
Executed: 2000-08-07
Assignee
CELANESE CHEMICALS EUROPE GMBH
LURGIALLEE 14, D-60439 FRANKFURT, GERMANY
Covered Property
(1)
Process for Preparing Ester Plasticizers
Patent:
6,423,856 →
Application:
09/644,913 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 24, 2000
From: HEUMULLER, RUDOLF
To: CELANESE CHEMICALS EUROPE GMBH
Reel/Frame 011070/0384 →
Change of Name
Feb 24, 2016
From: NUTRINOVA NUTRITION SPECIALTIES & FOOD INGREDIENTS GMBH
To: CELANESE SALES GERMANY GMBH
Reel/Frame 037900/0001 →
Merger
Apr 12, 2016
From: CELANESE CHEMICALS EUROPE GMBH
To: NUTRINOVA NUTRITION SPECIALTIES & FOOD INGREDIENTS GMBH
Reel/Frame 038363/0504 →