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Patent Assignment Abstract of Title
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Total Assignments: 5
Patent #:
6761747
Issue Dt:
07/13/2004
Application #:
10278846
Filing Dt:
10/24/2002
Publication #:
20030100187
Pub Dt:
05/29/2003
Inventors:
Heiko Gottfried, Markus Pridoehl, Berthold Trageser, Guido Zimmermann, Stefan Heberer et al
Title:
DISPERSION CONTAINING PYROGENICALLY MANUFACTURED ABRASIVE PARTICLES WITH SUPERPARAMAGNETIC DOMAINS
Assignment: 1
Reel/Frame:
013688/0321Recorded: 01/22/2003Pages: 3
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
GOTTFRIED, HEIKO
Exec Dt:
01/10/2003
PRIDOEHL, MARKUS
Exec Dt:
12/19/2002
TRAGESER, BERTHOLD
Exec Dt:
12/18/2002
ZIMMERMANN, GUIDO
Exec Dt:
12/18/2002
HEBERER, STEFAN
Exec Dt:
01/01/2003
MUEHLENWEG, HEIKE
Exec Dt:
01/13/2003
Assignee:
DEGUSSA AG
BENNIGSENPLATZ 1
D-40474 DUESSELDORF, GERMANY
Correspondent:
OBLON, SPIVAK, MCCLELLAND ET.
THOMAS J. BLINKA PH.D.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 2
Reel/Frame:
014246/0521Recorded: 07/08/2003Pages: 4
Conveyance:
RECORD TO CORRECT ASSIGNOR #5'S DOCUMENT DATE ON AS ASSIGNMENT PREVIOUSLY RECORDED ON REEL/FRAME 013688/0321.
Assignors:
GOTTFRIED, HEIKO
Exec Dt:
01/10/2003
PRIDOEHL, MARKUS
Exec Dt:
12/19/2002
TRAGESER, BERTHOLD
Exec Dt:
12/18/2002
ZIMMERMANN, GUIDO
Exec Dt:
12/18/2002
HEBERER, STEFAN
Exec Dt:
01/10/2003
MUEHLENWEG, HEIKE
Exec Dt:
01/13/2003
Assignee:
DEGUSSA AG
BENNIGSENPLATZ 1
D-40474 DUESSELDORF, GERMANY
Correspondent:
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
ROLAND E. MARTIN
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 3
Reel/Frame:
023998/0937Recorded: 02/22/2010Pages: 17
Conveyance:
CHANGE OF ENTITY
Assignor:
DEGUSSA AG
Exec Dt:
01/02/2007
Assignee:
DEGUSSA GMBH
BENNIGSENPLATZ 1
DUSSELFDORF, GERMANY 40474
Correspondent:
EDWARD W. GROLZ
SCULLY, SCOTT, MURPHY & PRESSER
400 GARDEN CITY PLAZA, SUITE 300
GARDEN CITY, NEW YORK 11530
Assignment: 4
Reel/Frame:
024006/0127Recorded: 02/23/2010Pages: 17
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
DEGUSSA GMBH
Exec Dt:
09/12/2007
Assignee:
EVONIK DEGUSSA GMBH
BENNIGSENPLATZ 1
DUSSELDORF, GERMANY 40474
Correspondent:
EDWARD W. GROLZ
SCULLY, SCOTT, MURPHY & PRESSER
400 GARDEN CITY PLAZA, SUITE 300
GARDEN CTIY, NY 11530
Assignment: 5
Reel/Frame:
023985/0296Recorded: 02/22/2010Pages: 17
Conveyance:
CHANGE ADDRESS
Assignor:
EVONIK DEGUSSA GMBH
Exec Dt:
10/31/2007
Assignee:
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Correspondent:
EDWARD W. GROLZ
SCULLY, SCOTT, MURPHY & PRESSER
400 GARDEN CITY PLAZA, SUITE 300
GARDEN CITY, NEW YORK 11530

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