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Patent Assignment Assignor Details
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Assignor Name : WEIHRAUCH, THOMAS
Total Assignments: 16
Assignment: 1
Reel/Frame:010153/0903   Pages: 3
Recorded: 08/09/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEIHRAUCH, THOMAS
Exec Dt:
06/02/1999
2
BEHRENDT, KLAUS
Exec Dt:
06/02/1999
3
HERDA, SILVIA
Exec Dt:
06/02/1999
4
ELM, RAINER
Exec Dt:
06/02/1999
Assignee
1
CREANOVA SPEZIALCHEMIE GMBH
D-45764 MARL, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6194613
NONE
09312967
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER ET AL.
NORMAN F. OBLON
ATTORNEYS AT LAW, FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VIRGINIA 22202
Assignment: 2
Reel/Frame:011971/0340   Pages: 3
Recorded: 07/06/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WENNING, ANDREAS
Exec Dt:
04/11/2001
2
WEIHRAUCH, THOMAS
Exec Dt:
04/11/2001
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
D-40474 DUESSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6448363
US20020028948
09899240
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND ET AL
JOHN K. PIKE, PH.D.
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 3
Reel/Frame:012645/0075   Pages: 3
Recorded: 02/26/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WENNING, ANDREAS
Exec Dt:
02/06/2002
2
WEIHRAUCH, THOMAS
Exec Dt:
02/06/2002
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
D-40474 DUESSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020151670
10082194
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND & ET AL
1755 JEFFERSON DAVIS HIGHWAY
FOURTH FLOOR
ARLINGTON, VA 20202
Assignment: 4
Reel/Frame:013466/0513   Pages: 3
Recorded: 11/29/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEISS, JOERN VOLKER
Exec Dt:
11/28/2002
2
WEIHRAUCH, THOMAS
Exec Dt:
11/28/2002
3
GRENDA, WERNER
Exec Dt:
11/28/2002
4
HERDA, SILVIA
Exec Dt:
11/28/2002
5
BEHRENDT, KLAUS
Exec Dt:
11/28/2002
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
DUESSELDORF, GERMANY D-40474
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030212207
10306222
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND & ET AL.
ROLAND E. MARTIN
1755 JEFFERSON DAVIS HIGHWAY
FOURTH FLOOR
ARLINGTON, VIRGINIA 22202
Assignment: 5
Reel/Frame:013537/0589   Pages: 3
Recorded: 11/29/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEISS, JOERN VOLKER
Exec Dt:
11/28/2002
2
WEIHRAUCH, THOMAS
Exec Dt:
11/28/2002
3
GRENDA, WERNER
Exec Dt:
11/28/2002
4
HERDA, SILVIA
Exec Dt:
11/28/2002
5
BEHRENDT, KLAUS
Exec Dt:
11/28/2002
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
D-40474 DUESSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7129313
US20030212238
10306215
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND ET.
ROLAND E. MARTIN
1755 JEFFERSON DAVIS HIGHWAY, 4TH FL.
ARLINGTON, VIRGINIA 22202
Assignment: 6
Reel/Frame:014535/0554   Pages: 3
Recorded: 09/26/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEIHRAUCH, THOMAS
Exec Dt:
06/23/2003
2
WENNING, ANDREAS
Exec Dt:
06/23/2003
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
DUESSELDORF, GERMANY D-40474
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040024118
10367887
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 7
Reel/Frame:019867/0927   Pages: 12
Recorded: 09/24/2007
Attorney Dkt #:314315US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEISS, JOERN V.
Exec Dt:
08/16/2007
2
WEIHRAUCH, THOMAS
Exec Dt:
08/16/2007
3
GRENDA, WERNER
Exec Dt:
08/20/2007
4
HERDA, SILVIA
Exec Dt:
08/16/2007
5
BEHRENDT, KLAUS
Exec Dt:
08/23/2007
Assignee
1
DEGUSSA GMBH
BENNIGSENPLATZ 1
DUESSELDORF, GERMANY 40474
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080194787
11909549
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 8
Reel/Frame:019847/0037   Pages: 8
Recorded: 09/19/2007
Attorney Dkt #:313939US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SPYROU, EMMANOUIL
Exec Dt:
09/04/2007
2
WEIHRAUCH, THOMAS
Exec Dt:
08/23/2007
3
MINDACH, LUTZ
Exec Dt:
08/23/2007
Assignee
1
DEGUSSA GMBH
BENNIGSENPLATZ 1
DUESSELDORF, GERMANY D-40474
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080171816
11909098
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 9
Reel/Frame:025067/0837   Pages: 14
Recorded: 09/30/2010
Attorney Dkt #:357247US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEIHRAUCH, THOMAS
Exec Dt:
03/26/2010
2
BERNHARDT, STEFAN
Exec Dt:
03/26/2010
3
SEILER, MATTHIAS
Exec Dt:
03/29/2010
4
ANDRES, KERSTIN
Exec Dt:
03/26/2010
5
SCHWARZ, MARKUS
Exec Dt:
03/29/2010
6
HERDA, SILVIA
Exec Dt:
04/12/2010
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110065886
12682022
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 10
Reel/Frame:025312/0412   Pages: 10
Recorded: 11/04/2010
Attorney Dkt #:370296US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OMEIS, MARIANNE
Exec Dt:
10/12/2010
2
WEIHRAUCH, THOMAS
Exec Dt:
10/19/2010
3
BAUER, FRANK AS REPRESENTED BY HEIR, FIEBIG-BAUER, ELKE
Exec Dt:
10/06/2010
4
HERDA, SILVIA
Exec Dt:
10/11/2010
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8445566
US20110207861
12990421
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 11
Reel/Frame:026618/0574   Pages: 14
Recorded: 07/20/2011
Attorney Dkt #:377480 US106
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GRENDA, WERNER
Exec Dt:
06/16/2011
2
SPYROU, EMMANOUIL
Exec Dt:
07/04/2011
3
WEIHRAUCH, THOMAS
Exec Dt:
06/16/2011
4
LAMMERS, CHRISTOPH
Exec Dt:
06/27/2011
5
LOESCH, HOLGER
Exec Dt:
06/21/2011
6
BEHRENDT, KLAUS
Exec Dt:
06/16/2011
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8962885
US20120208956
13045129
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 12
Reel/Frame:026618/0765   Pages: 14
Recorded: 07/20/2011
Attorney Dkt #:377481US106
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GRENDA, WERNER
Exec Dt:
06/16/2011
2
SPYROU, EMMANOUIL
Exec Dt:
07/04/2011
3
WEIHRAUCH, THOMAS
Exec Dt:
06/16/2011
4
LAMMERS, CHRISTOPH
Exec Dt:
06/27/2011
5
LOESCH, HOLGER
Exec Dt:
06/21/2011
6
BEHRENDT, KLAUS
Exec Dt:
06/16/2011
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8524837
US20110288202
13045141
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 13
Reel/Frame:027575/0804   Pages: 8
Recorded: 01/23/2012
Attorney Dkt #:388943US99
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OMEIS, MARIANNE
Exec Dt:
12/14/2011
2
VON ITTER, FRANZ-ALBERT
Exec Dt:
12/13/2011
3
WEIHRAUCH, THOMAS
Exec Dt:
12/13/2011
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8834971
US20120121812
13297906
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 14
Reel/Frame:028972/0851   Pages: 9
Recorded: 09/14/2012
Attorney Dkt #:402469US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GRENDA, WERNER
Exec Dt:
07/16/2012
2
SPYROU, EMMANOUIL
Exec Dt:
06/23/2012
3
WEIHRAUCH, THOMAS
Exec Dt:
05/15/2012
4
LAMMERS, CHRISTOPH
Exec Dt:
08/31/2012
5
LOESCH, HOLGER
Exec Dt:
05/15/2012
6
BEHRENDT, KLAUS
Exec Dt:
05/15/2012
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130041103
13583252
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 15
Reel/Frame:028967/0634   Pages: 9
Recorded: 09/17/2012
Attorney Dkt #:402465US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GRENDA, WERNER
Exec Dt:
07/16/2012
2
SPYROU, EMMANOUIL
Exec Dt:
05/24/2012
3
WEIHRAUCH, THOMAS
Exec Dt:
05/16/2012
4
LAMMERS, CHRISTOPH
Exec Dt:
08/31/2012
5
LOESCH, HOLGER
Exec Dt:
05/16/2012
6
BEHRENDT, KLAUS
Exec Dt:
05/21/2012
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8907130
US20130006016
13583826
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 16
Reel/Frame:047650/0351   Pages: 23
Recorded: 10/15/2018
Attorney Dkt #:000604US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SPYROU, EMMANOUIL
Exec Dt:
08/28/2018
2
KRECZINSKI, MANFRED
Exec Dt:
07/26/2018
3
UNKELHAEUSSER, TOBIAS
Exec Dt:
08/14/2018
4
NAUMANN, SABINE
Exec Dt:
07/31/2018
5
LOESCH, HOLGER
Exec Dt:
07/30/2018
6
EWALD, MARION
Exec Dt:
08/02/2018
7
WEIHRAUCH, THOMAS
Exec Dt:
08/06/2018
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10351579
US20180327432
15771227
Correspondence name and address
GRUNEBERG AND MYERS PLLC
1775 TYSONS BLVD
5TH FLOOR
TYSONS, VA 22102

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