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Patent Assignment Assignor Details
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Assignor Name : HANS, STEPHAN
Total Assignments: 20
Assignment: 1
Reel/Frame:010318/0086   Pages: 4
Recorded: 10/14/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KREUTZER, CAROLINE
Exec Dt:
09/10/1999
2
RIEPING, MECHTHILD
Exec Dt:
09/13/1999
3
PFEFFERLE, WALTER
Exec Dt:
09/13/1999
4
SAHM, HERMANN
Exec Dt:
09/13/1999
5
HANS, STEPHAN
Exec Dt:
09/13/1999
6
MOCKET, BETTINA
Exec Dt:
09/13/1999
7
EGGELING, LOTHAN
Exec Dt:
09/13/1999
8
PATEK, MIROSLAV
Exec Dt:
09/13/1999
Assignee
1
DEGUSSA-HULS AKTIENGESELLSCHAFT
WEISSTRAUENSTRASSE 9
DE-60311, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6200785
NONE
09353133
Correspondence name and address
PILLSBURY, MADISON & SUTRO LLP
ANN S. HOBBS
1100 NEW YORK AVENUE, N.W.
NINTH FLOOR EAST TOWER
WASHINGTON, DC 20005-3918
Assignment: 2
Reel/Frame:010611/0884   Pages: 7
Recorded: 02/17/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KREUTZER, CAROLINE
Exec Dt:
09/13/1999
2
HANS, STEPHAN
Exec Dt:
09/13/1999
3
RIEPING, MECHTHILD
Exec Dt:
09/13/1999
4
MOCKEL, BETTINA
Exec Dt:
09/13/1999
5
PFEFFERLE, WALTER
Exec Dt:
09/13/1999
6
EGGELING, LITHAR
Exec Dt:
09/10/1999
7
SAHM, HERMANN
Exec Dt:
09/10/1999
8
PATEK, MIROSLAV
Exec Dt:
09/16/1999
Assignee
1
DEGUSSA-HULS AKTIENGESELLSCHAFT
WEISSGRAUENSTRASSE 9
DE-60311 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6200785
NONE
09353133
Correspondence name and address
PILLSBURY MADISON & SUTRO LLP
ANN S. HOBBS
INTELLECTUAL PROPERTY GROUP
1100 NEW YORK AVENUE, N.W., NINTH FLOOR
WASHINGTON, DC 20005-3918
Assignment: 3
Reel/Frame:011961/0986   Pages: 5
Recorded: 07/09/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KREUTZER, CAROLINE
Exec Dt:
05/03/2001
2
HANS, STEPHAN
Exec Dt:
05/02/2001
3
RIEPING, MECHTHILD
Exec Dt:
04/26/2001
4
MOCKEL, BETTINA
Exec Dt:
04/24/2001
5
PFEFFERLE, WALTER
Exec Dt:
05/04/2001
6
EGGELING, LOTHAR
Exec Dt:
04/24/2001
7
SAHM, HERMANN
Exec Dt:
04/24/2001
8
PATEK, MIROSLAV
Exec Dt:
05/10/2001
Assignee
1
DEGUSSA AG
WEISSGRAUENSTRASSE 9
DE-60311 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020086371
09801321
Correspondence name and address
PILLSBURY WINTHROP LLP
MICHAEL A. SANZO
1600 TYSONS BOULEVARD
MCLEAN, VA 22120
Assignment: 4
Reel/Frame:012301/0243   Pages: 3
Recorded: 11/08/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BATHE, BRIGITTE
Exec Dt:
09/17/2001
2
HANS, STEPHAN
Exec Dt:
09/17/2001
3
FARWICK, MIKE
Exec Dt:
09/17/2001
4
HERMANN, THOMAS
Exec Dt:
09/24/2001
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
DE-40474 DUESSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6939692
US20020042105
09949970
Correspondence name and address
OBLON SPIVAK MCCLELLAND ET AL.
JAMES J. KELLY, PH.D.
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 5
Reel/Frame:012301/0775   Pages: 3
Recorded: 11/09/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BATHE, BRIGITTE
Exec Dt:
09/17/2001
2
HANS, STEPHAN
Exec Dt:
09/17/2001
3
PFEFFERLE, WALTER
Exec Dt:
09/17/2001
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
DE-40474 DUESSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020058277
09948619
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER ET AL
DANIEL J. PEREIRA, PH.D.
ATTORNEYS AT LAW, FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 6
Reel/Frame:012299/0267   Pages: 5
Recorded: 11/07/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MOECKEL, BETTINA
Exec Dt:
10/12/2001
2
HANS, STEPHAN
Exec Dt:
10/12/2001
3
SCHISCHKA, NATALIE
Exec Dt:
10/12/2001
4
PFEFFERLE, WALTER
Exec Dt:
10/20/2001
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
D-40474, DUESSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6680187
US20020132323
09950788
Correspondence name and address
OBLON SPIVAK MCCLELLAND MAIER & NEUSTADT
DANIEL J. PEREIRA, PH.D.
1755 JEFFERSON DAVIS HIGHWAY, 4TH FLOOR
ARLINGTON, VA 22202
Assignment: 7
Reel/Frame:012679/0049   Pages: 6
Recorded: 03/13/2002
Conveyance: CORRECTED RECORDATION FORM COVER SHEET REEL/FRAME 012299/0267 TO CORRECT THE 1ST AND 4TH ASSIGNOR DOCUMENT DATES
Assignors
1
MOECKEL, BETTINA
Exec Dt:
10/20/2001
2
HANS, STEPHAN
Exec Dt:
10/12/2001
3
SCHISCHKA, NATALIE
Exec Dt:
10/12/2001
4
PFEFFERLE, WALTER
Exec Dt:
10/22/2001
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
D-40474 DUESSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6680187
US20020132323
09950788
Correspondence name and address
OBLON SPIVAK MCCLELLAND MAIER & NEUSTADT
NORMAN F. OBLON
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 8
Reel/Frame:013689/0466   Pages: 3
Recorded: 01/23/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BATHE, BRIGITTE
Exec Dt:
10/10/2002
2
HANS, STEPHAN
Exec Dt:
10/10/2002
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
DE-40474 DUESSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6844176
NONE
10270512
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER ET AL
VINCENT K. SHIER
ATTORNEYS AT LAW
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 9
Reel/Frame:014269/0912   Pages: 3
Recorded: 07/11/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BATHE, BRIGITTE
Exec Dt:
04/14/2003
2
KREUTZER, CAROLINE
Exec Dt:
04/09/2003
3
HANS, STEPHAN
Exec Dt:
04/09/2003
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
DE-40474 DUSSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7083942
US20030228678
10382986
Correspondence name and address
FITCH, EVEN, TABIN & FLANNERY
MICHAEL A. SANZO
1801 K STREET, N.W.
SUITE 401L
WASHINGTON, D.C. 20006-1201
Assignment: 10
Reel/Frame:014705/0418   Pages: 3
Recorded: 11/18/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BATHE, BRIGITTE
Exec Dt:
09/05/2003
2
HANS, STEPHAN
Exec Dt:
09/08/2003
3
PFEFFERLE, WALTER
Exec Dt:
09/11/2003
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
DUESSELDORF, GERMANY DE-40474
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040067562
10630740
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
1940 DUKE STREET
ALEXANDRIA, VA 22314
ATTN: NORMAN F. OBLON
Assignment: 11
Reel/Frame:015854/0022   Pages: 4
Recorded: 03/08/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BATHE, BRIGITTE
Exec Dt:
07/01/2004
2
HANS, STEPHAN
Exec Dt:
07/01/2004
3
REYNEN, CAROLINE
Exec Dt:
07/05/2004
4
PFEFFERLE, WALTER
Exec Dt:
07/13/2004
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
DE-40474 DUSSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7524657
US20050043526
10498887
Correspondence name and address
FITCH EVEN TABIN & FLANNERY
MICHAEL A. SANZO
1801 K STREET, N.W.
SUITE 401L
WASHINGTON, DC 20006-1501
Assignment: 12
Reel/Frame:016184/0588   Pages: 3
Recorded: 04/29/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BATHE, BRIGITTE
Exec Dt:
07/01/2004
2
HANS, STEPHAN
Exec Dt:
07/01/2004
3
REYNEN, CAROLINE
Exec Dt:
07/05/2004
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
DE-40474 DUSSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7306932
US20050112732
10498889
Correspondence name and address
MICHAEL A. SANZO
FITCH, EVEN, TABIN & FLANNERY
1801 K STREET, N.W.
SUITE 401L
WASHINGTON, D.C. 20006-1201
Assignment: 13
Reel/Frame:017048/0367   Pages: 6
Recorded: 09/30/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BATHE, BRIGITTE
Exec Dt:
09/05/2005
2
HANS, STEPHAN
Exec Dt:
09/06/2005
3
FARWICK, MIKE
Exec Dt:
09/02/2005
4
HERMANN, THOMAS
Exec Dt:
09/08/2005
5
PFEFFERLE, WALTER
Exec Dt:
09/05/2005
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
DE-40474 DUSSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7037689
US20020146782
09941936
Correspondence name and address
BRETT L. NELSON
SMITH, GAMBRELL & RUSSELL, LLP
1850 M STREET, NW
SUITE 800
WASHINGTON, DC 20036
Assignment: 14
Reel/Frame:017449/0609   Pages: 4
Recorded: 04/06/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BATHE, BRIGITTE
Exec Dt:
02/09/2006
2
HANS, STEPHAN
Exec Dt:
02/09/2006
3
SCHISCHKA, NATALIE
Exec Dt:
02/09/2006
4
THIERBACH, GEORG
Exec Dt:
02/09/2006
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
DE-40474 DUSSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7214526
US20060166338
11333718
Correspondence name and address
MICHAEL A. SANZO
FITCH, EVEN, TABIN & FLANNERY
1801 K STREET, N.W.
SUITE 401L
WASHINGTON, D.C. 20006-1201
Assignment: 15
Reel/Frame:019729/0035   Pages: 8
Recorded: 08/22/2007
Attorney Dkt #:304879US
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE SERIAL NUMBER PREVIOUSLY RECORDED ON REEL 019467 FRAME 0721. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
HANS, STEPHAN
Exec Dt:
03/21/2007
2
BATHE, BRIGITTE
Exec Dt:
03/21/2007
3
THIERBACH, GEORG
Exec Dt:
03/20/2007
Assignee
1
DEGUSSA GMBH
BENNIGSENPLATZ 1
DUESSELDORF, GERMANY D-40474
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7982020
US20090221043
11722301
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 16
Reel/Frame:019385/0153   Pages: 11
Recorded: 06/06/2007
Attorney Dkt #:7601/09040
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BATHE, BRIGITTE
Exec Dt:
05/21/2007
2
CLAES, WILFRIED
Exec Dt:
05/05/2007
3
HANS, STEPHAN
Exec Dt:
05/21/2007
Assignee
1
DEGUSSA GMBH
BENNIGSENPLATZ 1
DUSSELDORF, GERMANY 40474
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070259408
11783061
Correspondence name and address
MICHAEL A. SANZO
15400 CALHOUN DRIVE
SUITE 125
ROCKVILLE, MD 20855
Assignment: 17
Reel/Frame:019849/0526   Pages: 11
Recorded: 09/19/2007
Attorney Dkt #:7601/09100
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BATHE, BRIGITTE
Exec Dt:
08/20/2007
2
HANS, STEPHAN
Exec Dt:
08/20/2007
3
CLAES, WILFRIED
Exec Dt:
08/21/2007
Assignee
1
DEGUSSA GMBH
BENNIGSENPLATZ 1
DUSSELDORF, GERMANY 40474
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080050786
11822454
Correspondence name and address
MICHAEL A. SANZO
15400 CALHOUN DRIVE
SUITE 125
ROCKVILLE, MD 20855
Assignment: 18
Reel/Frame:028319/0150   Pages: 30
Recorded: 06/05/2012
Attorney Dkt #:7601/28150US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HANS, STEPHAN
Exec Dt:
05/16/2012
2
BATHE, BRIGITTE
Exec Dt:
05/22/2012
3
RETH, ALEXANDER
Exec Dt:
05/27/2012
4
CLAES, WILFRIED
Exec Dt:
05/21/2012
5
KRAMER, REINHARD
Exec Dt:
05/18/2012
6
SEIBOLD, GERD
Exec Dt:
05/21/2012
7
HENRICH, ALEXANDER
Exec Dt:
05/15/2012
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9359413
US20120252075
13438665
Correspondence name and address
MICHAEL A. SANZO
15400 CALHOUN DRIVE
SUITE 125
ROCKVILLE, MD 20855
Assignment: 19
Reel/Frame:038703/0181   Pages: 30
Recorded: 05/13/2016
Attorney Dkt #:7601/28150CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HANS, STEPHAN
Exec Dt:
05/16/2012
2
BATHE, BRIGITTE
Exec Dt:
05/22/2012
3
RETH, ALEXANDER
Exec Dt:
05/27/2012
4
CLAES, WILFRIED
Exec Dt:
05/21/2012
5
KRÄMER, REINHARD
Exec Dt:
05/18/2012
6
SEIBOLD, GERD
Exec Dt:
05/21/2012
7
HENRICH, ALEXANDER
Exec Dt:
05/15/2012
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160244490
15147885
Correspondence name and address
MICHAEL A. SANZO
15400 CALHOUN DRIVE
SUITE 125
ROCKVILLE, MD 20855
Assignment: 20
Reel/Frame:028858/0244   Pages: 10
Recorded: 08/28/2012
Attorney Dkt #:400891US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RETH, ALEXANDER
Exec Dt:
07/16/2012
2
BATHE, BRIGITTE
Exec Dt:
08/17/2012
3
HANS, STEPHAN
Exec Dt:
07/12/2012
4
CLAES, WILFRIED
Exec Dt:
07/13/2012
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8912313
US20130004999
13534359
Correspondence name and address
OBLON, SPIVAK
1940 DUKE STREET
ALEXANDRIA, VA 22314

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