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Patent Assignment Assignor Details
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Assignor Name : GOLCHERT, RAINER
Total Assignments: 21
Assignment: 1
Reel/Frame:009092/0438   Pages: 3
Recorded: 03/27/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MANGOLD, HELMUT
Exec Dt:
12/15/1997
2
GOLCHERT, RAINER
Exec Dt:
12/15/1997
3
KATUSIC, STIPAN
Exec Dt:
12/15/1997
4
JANZON, KARLHEINZ
Exec Dt:
12/12/1997
Assignee
1
DEGUSSA AKTIENGESELLSCHAFT
WEISSFRAUENSTRASSE 9
A CORPORATION OF GERMANY
60311 FRANKFURT AM MAIN 1, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6328944
NONE
08982369
Correspondence name and address
BEVERIDGE DEGRANDI WEILACHER & YOUNG LLP
ROBERT G. WEILACHER
1850 M STREET, N.W., SUITE 800
WASHINGTON, D.C. 20036
Assignment: 2
Reel/Frame:009205/0320   Pages: 2
Recorded: 05/28/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KATUSIC, STIPAN
Exec Dt:
03/02/1998
2
GOLCHERT, RAINER
Exec Dt:
03/02/1998
3
MANGOLD, HELMUT
Exec Dt:
03/02/1998
Assignee
1
DEGUSSA AKTIENGESELLSCHAFT
WEISSFRAUENSTRASSE 9
DE-60311 FRANKFURT, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6127429
NONE
09025346
Correspondence name and address
PILLSBURY MADISON & SUTRO LLP
RUTH N. MORDUCH
1100 NEW YORK AVENUE, N.W.
NINTH FLOOR, EAST TOWER
WASHINGTON, D.C. 20005-3918
Assignment: 3
Reel/Frame:010972/0300   Pages: 4
Recorded: 08/01/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DELLER, KLAUS
Exec Dt:
05/02/2000
2
GOLCHERT, RAINER
Exec Dt:
04/06/2000
3
KERNER, DIETER
Exec Dt:
04/14/2000
4
MANGOLD, HELMUT
Exec Dt:
04/06/2000
Assignee
1
DEGUSSA-HULS AKTIENGESELLSCHAFT
WEISSFRAUENSTRASSE 9
60311 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6455455
NONE
09560190
Correspondence name and address
SMITH, GAMBELL & RUSSELL, LLP
ROBERT G. WEILACHER
SUITE 800
1850 M STREET N.W.
WASHINGTON, DC 20036
Assignment: 4
Reel/Frame:011344/0742   Pages: 2
Recorded: 12/15/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MANGOLD, HELMUT
Exec Dt:
10/05/2000
2
GOLCHERT, RAINER
Exec Dt:
10/10/2000
Assignee
1
DEGUSSA-HULS AG
WEISSFRAUENSTRASSE 9
D-60311 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6423331
NONE
09658505
Correspondence name and address
PILLSBURY MADISON & SUTRO LLP
RUTH N. MORDUCH
1100 NEW YORK AVENUE, NW
9TH FLOOR
WASHINGTON, DC 20005-3918
Assignment: 5
Reel/Frame:013038/0400   Pages: 2
Recorded: 06/19/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MANGOLD, HELMUT
Exec Dt:
10/05/2000
2
GOLCHERT, RAINER
Exec Dt:
10/10/2000
Assignee
1
DEGUSSA-HULS AKTIENGESELLSCHAFT
D-60287 FRANKFURT AM MAIN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6872402
US20030235624
10173648
Correspondence name and address
PILLSBURY WINTHROP LLP
BLAIR ELIZABETH TAYLOR
INTELLECTUAL PROPERTY GROUP
P.O. BOX 10500
MCLEAN, VA 22102
Assignment: 6
Reel/Frame:011854/0093   Pages: 2
Recorded: 05/31/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHARFE, THOMAS
Exec Dt:
05/10/2001
2
GOLCHERT, RAINER
Exec Dt:
05/10/2001
3
MANGOLD, HELMUT
Exec Dt:
05/08/2001
Assignee
1
DEGUSSA AG
BENNINGSENPLATZ 1
DE-40474 DUSSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20010042493
09829014
Correspondence name and address
PILLSBURY WINTHROP LLP
MICHAEL A. SANZO
INTELLECTUAL PROPERTY GROUP
1100 NEW YORK AVENUE, NW, NINTH FLOOR
WASHINGTON, DC 20005-3918
Assignment: 7
Reel/Frame:012546/0555   Pages: 3
Recorded: 02/01/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MANGOLD, HELMUT
Exec Dt:
01/16/2002
2
LORTZ, WOLFGANG
Exec Dt:
01/16/2002
3
GOLCHERT, RAINER
Exec Dt:
01/21/2002
4
ROTH, HELMUT
Exec Dt:
01/21/2002
Assignee
1
DEGUSSA AG
RODENBACHER CHAUSSEE 4
63457 HANAU, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020168312
10020920
Correspondence name and address
VENABLE
THOMAS G. WISEMAN
P.O. BOX 34385
WASHINGTON, D.C. 20043-9998
Assignment: 8
Reel/Frame:013519/0746   Pages: 2
Recorded: 11/18/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHARFE, THOMAS
Exec Dt:
05/10/2001
2
GOLCHERT, RAINER
Exec Dt:
05/10/2002
3
MANGOLD, HELMUT
Exec Dt:
05/08/2001
Assignee
1
DEGUSSA AG
BENNINGSENPLATZ 1
DUESSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6695907
US20030118499
10295895
Correspondence name and address
PILLSBURY WINTHROP LLP
INTELLECTUAL PROPERTY GROUP
1100 NEW YORK AVENUE, N.W.
NINTH FLOOR
WASHINGTON, D.C. 20005-3918
Assignment: 9
Reel/Frame:013093/0980   Pages: 3
Recorded: 07/10/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MANGOLD, HELMUT
Exec Dt:
06/25/2002
2
GOLCHERT, RAINER
Exec Dt:
06/24/2002
3
SCHILLING, ROLAND
Exec Dt:
06/24/2002
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
DE-40474 DUSSELDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030029194
10191297
Correspondence name and address
SMITH, GAMBRELL & RUSSELL
ROBERT G. WEILACHER
1850 M ST., NW
STE. 800
WASHINGTON, DC 20036
Assignment: 10
Reel/Frame:015449/0077   Pages: 6
Recorded: 12/14/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRAUSS, KAI
Exec Dt:
11/03/2004
2
KARL, ALFONS
Exec Dt:
10/05/2004
3
FREUND, BURKHARD
Exec Dt:
10/07/2004
4
WIESCHNOWSKY, UDO
Exec Dt:
10/19/2004
5
MANGOLD, HELMUT
Exec Dt:
10/18/2004
6
SCHUMACHER, KAI
Exec Dt:
10/11/2004
7
GOLCHERT, RAINER
Exec Dt:
11/01/2004
8
ROTH, HELMUT
Exec Dt:
11/01/2004
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
DUESSELDORF, GERMANY DE-40474
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050100502
10976357
Correspondence name and address
ROBERT G. WEILACHER, ESQ.
1230 PEACHTREE STREET, N.E.
SUITE 3100, PROMENADE II
ATLANTA, GA 30309-3592
Assignment: 11
Reel/Frame:019036/0914   Pages: 4
Recorded: 03/20/2007
Attorney Dkt #:292164US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHUMACHER, KAI
Exec Dt:
07/24/2006
2
GOLCHERT, RAINER
Exec Dt:
07/24/2006
3
SCHILLING, ROLAND
Exec Dt:
08/01/2006
4
BATZ-SOHN, CHRISTOPH
Exec Dt:
07/26/2006
5
MOERTERS, MARTIN
Exec Dt:
08/01/2006
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
DUESSELDORF, GERMANY 40474
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7749322
US20070111880
10583723
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 12
Reel/Frame:020554/0607   Pages: 4
Recorded: 02/25/2008
Attorney Dkt #:298359US0XPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHUMACHER, KAI
Exec Dt:
10/06/2006
2
GOLCHERT, RAINER
Exec Dt:
10/11/2006
3
KLOTZ, OSWIN
Exec Dt:
10/06/2006
4
DIENER, UWE
Exec Dt:
10/06/2006
5
HASENZAHL, STEFFEN
Exec Dt:
10/31/2006
Assignee
1
DEGUSSA AG
BENNIGSENPLATZ 1
DUESSELDORF, GERMANY 40474
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070231280
11569415
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 13
Reel/Frame:020404/0309   Pages: 4
Recorded: 01/23/2008
Attorney Dkt #:318292US0XPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHUMACHER, KAI
Exec Dt:
10/25/2007
2
ROTH, HELMUT
Exec Dt:
11/19/2007
3
GOLCHERT, RAINER
Exec Dt:
10/24/2007
4
MANGOLD, HELMUT
Exec Dt:
12/03/2007
5
SCHOLZ, MARIO
Exec Dt:
11/22/2007
Assignee
1
EVONIK DEGUSSA GMBH
BENNIGSENPLATZ 1
DUESSELDORF, GERMANY 40474
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7862797
US20080199392
11917199
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 14
Reel/Frame:020862/0639   Pages: 4
Recorded: 04/28/2008
Attorney Dkt #:319377US0X PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHUMACHER, KAI
Exec Dt:
02/12/2008
2
GOLCHERT, RAINER
Exec Dt:
02/20/2008
3
ROTH, HELMUT
Exec Dt:
02/21/2008
4
ALFF, HARALD
Exec Dt:
02/25/2008
5
ROCHNIA, MATTHIAS
Exec Dt:
02/29/2008
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STR. 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8535633
US20080311291
12091767
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 15
Reel/Frame:021335/0374   Pages: 3
Recorded: 08/04/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHULZE-ISFORT, CHRISTIAN
Exec Dt:
05/28/2008
2
KLOTZ, OSWIN
Exec Dt:
06/16/2008
3
GOLCHERT, RAINER
Exec Dt:
05/28/2008
4
DIENER, UWE
Exec Dt:
06/03/2008
5
SCHUMACHER, KAI
Exec Dt:
05/17/2008
Assignee
1
EVONIK DEGUSSA GMBH
RODENBACHER CHAUSSEE 4
HANAU, GERMANY 63457
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080292539
12125116
Correspondence name and address
OBLON SPIVAK MCCLELLAND MAIER & NEUSTADT
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 16
Reel/Frame:021496/0427   Pages: 4
Recorded: 09/08/2008
Attorney Dkt #:325626US0X
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHULZE-ISFORT, CHRISTIAN
Exec Dt:
05/28/2008
2
SCHUMACHER, KAI
Exec Dt:
05/20/2008
3
SCHUHARDT, NINA
Exec Dt:
06/16/2008
4
KLOTZ, OSWIN
Exec Dt:
06/16/2008
5
GOLCHERT, RAINER
Exec Dt:
05/28/2008
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080318046
12125531
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 17
Reel/Frame:036938/0361   Pages: 7
Recorded: 11/02/2015
Attorney Dkt #:462107US99X PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ISFORT, CHRISTIAN SCHULZE
Exec Dt:
09/30/2015
2
GOLCHERT, RAINER
Exec Dt:
09/23/2015
3
ROTH, HELMUT
Exec Dt:
09/22/2015
4
HILLE, ANDREAS
Exec Dt:
10/11/2015
5
SCHUMACHER, KAI
Exec Dt:
09/22/2015
Assignee
1
EVONIK DEGUSSA GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10280088
US20160107895
14888610
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 18
Reel/Frame:059192/0920   Pages: 3
Recorded: 03/08/2022
Attorney Dkt #:7601/21892
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GIESSELER, MAREIKE
Exec Dt:
02/16/2022
2
MENZEL, FRANK
Exec Dt:
03/03/2022
3
LYGIN, ALEXANDER
Exec Dt:
03/03/2022
4
GOLCHERT, RAINER
Exec Dt:
03/08/2022
Assignee
1
EVONIK OPERATIONS GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220267160
17667727
Correspondence name and address
MICHAEL A. SANZO
15400 CALHOUN DRIVE
SUITE 125
ROCKVILLE, MD 20855
Assignment: 19
Reel/Frame:060524/0818   Pages: 11
Recorded: 07/15/2022
Attorney Dkt #:7601/22313
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MENZEL, FRANK
Exec Dt:
04/26/2022
2
LAZAR, BJÖRN
Exec Dt:
03/29/2022
3
GERHARZ-KALTE, BETTINA
Exec Dt:
03/28/2022
4
LYGIN, ALEXANDER
Exec Dt:
03/25/2022
5
GIESSELER, MAREIKE
Exec Dt:
03/28/2022
6
GOLCHERT, RAINER
Exec Dt:
03/28/2022
7
MÜHLIG, NINA
Exec Dt:
04/01/2022
8
AUL, WOLFGANG
Exec Dt:
03/29/2022
9
RENGER, TOBIAS
Exec Dt:
03/29/2022
Assignee
1
EVONIK OPERATIONS GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230062574
17792471
Correspondence name and address
MICHAEL A. SANZO
15400 CALHOUN DRIVE
SUITE 125
ROCKVILLE, MD 20855
Assignment: 20
Reel/Frame:061876/0700   Pages: 5
Recorded: 11/25/2022
Attorney Dkt #:7601/22807
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GIESSELER, MAREIKA
Exec Dt:
07/08/2022
2
GOLCHERT, RAINER
Exec Dt:
08/11/2022
3
MÜHLIG, NINA
Exec Dt:
09/29/2022
4
LYGIN, ALEXANDER
Exec Dt:
07/08/2022
5
AUL, WOLFGANG
Exec Dt:
08/01/2022
6
RENGER, TOBIAS
Exec Dt:
07/11/2022
7
TONTRUP, CHRISTOPH
Exec Dt:
07/08/2022
Assignee
1
EVONIK OPERATIONS GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230286814
17927040
Correspondence name and address
MICHAEL A. SANZO
15400 CALHOUN DRIVE
SUITE 125
ROCKVILLE, MD 20855
Assignment: 21
Reel/Frame:064540/0001   Pages: 10
Recorded: 08/09/2023
Attorney Dkt #:EVK-0008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GIESSELER, MAREIKE
Exec Dt:
03/15/2023
2
MENZEL, FRANK
Exec Dt:
03/10/2023
3
LYGIN, ALEXANDER
Exec Dt:
02/14/2023
4
GOLCHERT, RAINER
Exec Dt:
02/14/2023
Assignee
1
EVONIK OPERATIONS GMBH
RELLINGHAUSER STRASSE 1-11
ESSEN, GERMANY 45128
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240116764
18276592
Correspondence name and address
MILLEN, WHITE, ZELANO & BRANIGAN-AEW
2200 CLARENDON BLVD
SUITE 1400
ARLINGTON, VA 22201

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