Patent Assignment
Reel/Frame 017874/0909
Assignment of Assignor's Interest
Recorded: 2006-07-05
Pages: 2
Assignor
DEGUSSA CONSTRUCTION CHEMICALS GMBH
Executed: 2006-05-29
Assignee
CONSTRUCTION RESEARCH & TECHNOLOGY GMBH
DR.-ALBERT-FRANK-STRASSE 32, TROSTBERG, 83308, GERMANY
Covered Property
(1)
Use of Block Copolymers as Dispersants for Aqueous Suspensions of Solids
Related Assignments
(5)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Sep 16, 2005
From: KRAUS, ALEXANDER; ALBRECHT, GERHARD; HARTL, ANGELIKA; KERN, ALFRED
To: DEGUSSA CONSTRUCTION CHEMICALS GMBH
Reel/Frame 016811/0551 →
Assignment of Assignor's Interest
Feb 18, 2008
From: CONSTRUCTION RESEARCH & TECHNOLOGY GMBH
To: GOLDSCHMIDT GMBH
Reel/Frame 020522/0745 →
Change of Name
Oct 4, 2013
From: GOLDSCHMIDT GMBH
To: EVONIK GOLDSCHMIDT GMBH
Reel/Frame 031347/0645 →
Merger
Oct 4, 2013
From: EVONIK GOLDSCHMIDT GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 031347/0788 →
Assignment of Assignor's Interest
Oct 4, 2013
From: EVONIK DEGUSSA GMBH
To: CONSTRUCTION RESEARCH & TECHNOLOGY GMBH
Reel/Frame 031347/0919 →