Patent Assignment
Reel/Frame 018664/0034
Assignment of Assignor's Interest
Recorded: 2006-12-05
Pages: 9
Assignors
RIX, ARMIM
Executed: 2006-10-20
PETERS, UDO
Executed: 2006-10-20
PRAEFKE, JOCHEN
Executed: 2006-10-20
ROTTGER, DIRK
Executed: 2006-10-20
NIERLICH, FRANZ
Executed: 2006-10-20
Assignee
OXENO OLEFINCHEMIE GMBH
PAUL-BAUMANN-STRASSE 1, D-45772, MARL, GERMANY
Covered Property
(1)
Process for Preparing 1-Butene from Technical Mixtures of C4 Hydrocarbons
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Document Previously Recorded at Reel 018664 Frame 0034 Contained an Error in Property Number 11512460. Document Rerecorded to Correct Errors on Stated Reel.
Jan 8, 2007
From: RIX, ARMIM; PETERS, UDO; PRAEFKE, JOCHEN; ROTTGER, DIRK
To: OXENO OLEFINCHEMIE GMBH
Reel/Frame 018775/0914 →
Corrective Assignment to Correct the First Assignor's Name, Previously Recorded at Reel 018775 Frame 0914.
Feb 2, 2007
From: RIX, ARMIN; PETERS, UDO; PRAEFKE, JOCHEN; ROETTGER, DIRK
To: OXENO OLEFINCHEMIE GMBH
Reel/Frame 018872/0619 →
Change of Name
Feb 25, 2010
From: OXENO OLEFINCHEMIE GMBH
To: EVONIK OXENO GMBH
Reel/Frame 024006/0287 →
Merger
Feb 26, 2014
From: EVONIK OXENO GMBH
To: EVONIK DEGUSSA GMBH
Reel/Frame 032335/0453 →