Patent Assignment
Reel/Frame 018012/0340
Assignment of Assignor's Interest
Recorded: 2006-06-21
Pages: 7
Assignors
SCHUMACHER, KAI
Executed: 2006-03-14
FLESCH, JUERGEN
Executed: 2006-03-17
HAMM, VOLKER
Executed: 2006-03-09
Assignee
DEGUSSA AG
BENNIGSENPLATZ 1, 40474 DUESSELDORF, GERMANY
Covered Property
(1)
Purification of Finely Divided, Pyrogenically Prepared Metal Oxide Particles
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Change Address
Feb 22, 2010
From: EVONIK DEGUSSA GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 023985/0296 →
Change of Entity
Feb 22, 2010
From: DEGUSSA AG
To: DEGUSSA GMBH
Reel/Frame 023998/0937 →
Change of Name
Feb 23, 2010
From: DEGUSSA GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 024006/0127 →
Change of Name
Jan 31, 2020
From: EVONIK DEGUSSA GMBH
To: EVONIK OPERATIONS GMBH
Reel/Frame 051765/0166 →