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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : SIEGEL, STEPHAN
Total Assignments: 15
Assignment: 1
Reel/Frame:015051/0201   Pages: 4
Recorded: 08/30/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ERGUDEN, JENS-KERIM
Exec Dt:
03/24/2004
2
KRAHN, THOMAS
Exec Dt:
03/18/2004
3
SCHRODER, CHRISTIAN
Exec Dt:
06/24/2004
4
STASCH, JOHANNES-PETER
Exec Dt:
03/31/2004
5
WEIGAND, STEFAN
Exec Dt:
03/17/2004
6
WILD, HANNO
Exec Dt:
03/18/2004
7
BRANDS, MICHAEL
Exec Dt:
07/09/2004
8
SIEGEL, STEPHAN
Exec Dt:
03/17/2004
9
HEIMBACH, DIRK
Exec Dt:
03/17/2004
10
KELDENICH, JORG
Exec Dt:
03/17/2004
Assignee
1
BAYER HEALTHCARE AG
D 51368
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7045544
US20050038101
10490821
Correspondence name and address
WILLIAM F. GRAY
BAYER PHARMACEUTICALS CORPORATION
400 MORGAN LANE
WEST HAVEN, CT 06516
Assignment: 2
Reel/Frame:017100/0457   Pages: 12
Recorded: 12/08/2005
Attorney Dkt #:RCK-41
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ERGUDEN, JENS
Exec Dt:
05/31/2005
2
KRAHN, THOMAS
Exec Dt:
05/25/2005
3
SCHRODER, CHRISTIAN
Exec Dt:
06/02/2005
4
STASCH, JOHANNES PETER
Exec Dt:
06/04/2005
5
WIEGAND, STEFAN
Exec Dt:
05/26/2005
6
WILD, HANNO
Exec Dt:
05/31/2005
7
BRANDS, MICHAEL
Exec Dt:
06/13/2005
8
SIEGEL, STEPHAN
Exec Dt:
06/06/2005
9
HEIMBACH, DIRK
Exec Dt:
05/30/2005
10
KELDENICH, JORG
Exec Dt:
05/30/2005
11
TAJIMI, MASAOMI
Exec Dt:
06/06/2005
12
TAKAGI, HIROKO
Exec Dt:
06/02/2005
Assignee
1
BAYER HEALTHCARE AG
D-51368 LEVERKUSEN,, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060183753
10539203
Correspondence name and address
JEFFREY M. GREENMAN
LAW & PATENTS
BAYER PHARMACEUTICALS CORPORATION
400 MORGAN LANE
WEST HAVEN, CT 06516
Assignment: 3
Reel/Frame:018650/0358   Pages: 3
Recorded: 12/14/2006
Attorney Dkt #:LE A 36 734
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DITTRICH-WENGENROTH, ELKE
Exec Dt:
01/26/2006
2
BISCHOFF, HILMAR
Exec Dt:
01/31/2006
3
SIEGEL, STEPHAN
Exec Dt:
01/19/2006
4
WOLTERING, MICHAEL
Exec Dt:
01/12/2006
Assignee
1
BAYER HEALTHCARE, AG
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070117860
10566340
Correspondence name and address
JEFFREY M. GREENMAN
LAW & PATENTS
BAYER PHARMACEUTICALS CORPORATION
400 MORGAN LANE
WEST HAVEN, CT 06516
Assignment: 4
Reel/Frame:017832/0328   Pages: 2
Recorded: 06/23/2006
Attorney Dkt #:LEA 36 777
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIEGEL, STEPHAN
Exec Dt:
01/27/2006
2
WOLTERING, MICHAEL
Exec Dt:
02/06/2006
3
DITTRICH-WENGENROTH, ELKE
Exec Dt:
01/31/2006
Assignee
1
BAYER HEALTHCARE AG
51368
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070185183
10567058
Correspondence name and address
WILLIAM F. GRAY
400 MORGAN LANE
BAYER PHARMACEUTICALS CORPORATION
WEST HAVEN, CT 06516
Assignment: 5
Reel/Frame:018053/0230   Pages: 3
Recorded: 08/02/2006
Attorney Dkt #:LE A 36 827
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DITTRICH-WENGENROTH, ELKE
Exec Dt:
03/03/2006
2
SIEGEL, STEPHAN
Exec Dt:
02/08/2006
3
WOLTERING, MICHAEL
Exec Dt:
01/31/2006
Assignee
1
BAYER HEALTHCARE, AG
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070197626
10568887
Correspondence name and address
JEFFREY M. GREENMAN
BAYER PHARMACEUTICALS CORPORATION
400 MORGAN LANE
LAW & PATENTS
WEST HAVEN, CT 06516
Assignment: 6
Reel/Frame:023645/0878   Pages: 6
Recorded: 12/14/2009
Attorney Dkt #:303989/83306 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIEGEL, STEPHAN
Exec Dt:
02/26/2009
2
SCHNEIDER, DIRK
Exec Dt:
01/27/2009
3
BUCHMUELLER, ANJA
Exec Dt:
01/12/2009
4
DITTRICH-WENGENROTH, ELKE
Exec Dt:
01/12/2009
5
GERDES, CHRISTOPH
Exec Dt:
01/13/2009
6
GNOTH, MARK JEAN
Exec Dt:
01/14/2009
7
HEITMEIER, STEFAN
Exec Dt:
01/13/2009
8
HENDRIX, MARTIN
Exec Dt:
03/17/2009
9
RESTER, ULRICH
Exec Dt:
02/02/2009
10
SAATMANN, UWE
Exec Dt:
01/14/2009
Assignee
1
BAYER HEALTHCARE AG
BAYERWERK, Q18
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100105663
12373677
Correspondence name and address
EDWARDS ANGELL PALMER & DODGE LLP
P.O. BOX 55874
BOSTON, MA 02205
Assignment: 7
Reel/Frame:022959/0061   Pages: 5
Recorded: 07/15/2009
Attorney Dkt #:303989/83177 US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIEGEL, STEPHAN
Exec Dt:
05/26/2009
2
WILMEN, ANDREAS
Exec Dt:
04/29/2009
3
SVENSTRUP, NIELS
Exec Dt:
06/25/2009
4
GNOTH, MARK JEAN
Exec Dt:
04/27/2009
5
HEITMEIER, STEFAN
Exec Dt:
04/29/2009
6
RESTER, ULRICH
Exec Dt:
05/18/2009
7
TERSTEEGEN, ADRIAN
Exec Dt:
05/06/2009
8
GERISCH, MICHAEL
Exec Dt:
06/02/2009
Assignee
1
BAYER HEALTHCARE AG
BAYERWERK, Q18
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090258877
12334131
Correspondence name and address
EDWARDS ANGELL PALMER & DODGE LLP
P.O. BOX 55874
BOSTON, MA 02205
Assignment: 8
Reel/Frame:023841/0462   Pages: 4
Recorded: 01/25/2010
Attorney Dkt #:303989/84641
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIEGEL, STEPHAN
Exec Dt:
08/10/2009
2
WILMEN, ANDREAS
Exec Dt:
08/17/2009
3
ROEHRIG, SUSANNE
Exec Dt:
07/09/2009
4
SVENSTRUP, NIELS
Exec Dt:
08/23/2009
5
GNOTH, MARK JEAN
Exec Dt:
07/07/2009
6
HEITMEIER, STEFAN
Exec Dt:
07/20/2009
7
RESTER, ULRICH
Exec Dt:
08/12/2009
8
ZUBOV, DMITRY
Exec Dt:
07/10/2009
9
STRAYLE, JOCHEN
Exec Dt:
07/08/2009
10
SPERZEL, MICHAEL
Exec Dt:
07/29/2009
Assignee
1
BAYER SCHERING PHARMA AKTIENGESELLSCHAFT
MULLERSTR. 178
BERLIN, GERMANY 13353
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8273752
US20100113441
12529711
Correspondence name and address
EDWARDS ANGELL PALMER & DODGE LLP
P.O. BOX 55874
BOSTON, MA 02205
Assignment: 9
Reel/Frame:026673/0841   Pages: 2
Recorded: 07/29/2011
Attorney Dkt #:BHC 071075 PCT-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIEGEL, STEPHAN
Exec Dt:
01/08/2010
2
WILMEN, ANDREAS
Exec Dt:
01/13/2010
3
ROHRIG, SUSANNE
Exec Dt:
11/12/2009
4
SVENSTRUP, NIELS
Exec Dt:
02/04/2010
5
GNOTH, MARK JEAN
Exec Dt:
11/09/2009
6
HEITMEIER, STEFAN
Exec Dt:
11/09/2009
7
RESTER, ULRICH
Exec Dt:
12/22/2009
8
TERSTEEGEN, ADRIAN
Exec Dt:
11/06/2009
9
GERISCH, MICHAEL
Exec Dt:
11/25/2009
Assignee
1
BAYER SCHERING PHARMA AKTIENGESELLSCHAFT
MULLERSTRASSE 178
BERLIN, GERMANY 13353
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8476267
US20110053929
12668633
Correspondence name and address
JONATHAN R. HARRIS
555 WHITE PLAINS ROAD
TARRYTOWN, NY 10591
Assignment: 10
Reel/Frame:026430/0443   Pages: 4
Recorded: 06/13/2011
Attorney Dkt #:BAYLEV-0020
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HASSFELD, JORMA
Exec Dt:
05/17/2011
2
ROEHN, ULRIKE
Exec Dt:
04/21/2011
3
FRIEBE, MATTHIAS
Exec Dt:
05/03/2011
4
LEHMANN, LUTZ
Exec Dt:
04/21/2011
5
HEINRICH, TOBIAS
Exec Dt:
05/02/2011
6
KRAUSE, SABINE
Exec Dt:
05/04/2011
7
BROCKSCHNIEDER, DAMIAN
Exec Dt:
05/02/2011
8
DYRKS, THOMAS
Exec Dt:
05/03/2011
9
THIELE, ANDREA
Exec Dt:
05/03/2011
10
BOEMER, ULF
Exec Dt:
05/09/2011
11
MOENNING, URSULA
Exec Dt:
05/04/2011
12
BERGER, MARKUS
Exec Dt:
04/28/2011
13
SIEGEL, STEPHAN
Exec Dt:
04/26/2011
Assignee
1
BAYER SCHERING PHARMA AKTIENGESELLSCHAFT
MUELLERSTRASSE 178
BERLIN, GERMANY 13353
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110243846
13139116
Correspondence name and address
MILLEN, WHITE, ZELANO & BRANIGAN, P.C.
2200 CLARENDON BLVD.
#1400
ARLINGTON, VA 22201
Assignment: 11
Reel/Frame:030927/0264   Pages: 14
Recorded: 08/01/2013
Attorney Dkt #:BHC 071037 PCT US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIEGEL, STEPHAN
Exec Dt:
04/24/2013
2
WILMEN, ANDREAS
Exec Dt:
04/26/2013
3
ROHRIG, SUSANNE
Exec Dt:
04/29/2013
4
SVENSTRUP, NIELS
Exec Dt:
04/19/2013
5
GNOTH, MARK JEAN
Exec Dt:
04/01/2013
6
HEITMEIER, STEFAN
Exec Dt:
04/29/2013
7
RESTER, ULRICH
Exec Dt:
06/07/2013
8
ZUBOV, DMITRY
Exec Dt:
04/29/2013
9
STRAYLE, JOCHEN
Exec Dt:
06/06/2013
10
SPERZEL, MICHAEL
Exec Dt:
04/29/2013
Assignee
1
BAYER INTELLECTUAL PROPERTY GMBH
ALFRED-NOBEL-STRASSE 10
MONHEIM, GERMANY 40789
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9051323
US20130040946
13625086
Correspondence name and address
BAYER HEALTHCARE LLC
555 WHITE PLAINS ROAD, 3RD FLOOR
ATTN: BARBARA SHIMEI
TARRYTOWN, NY 10591
Assignment: 12
Reel/Frame:032648/0330   Pages: 11
Recorded: 04/10/2014
Attorney Dkt #:MHPP101WOUS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BILAS, THOMAS
Exec Dt:
04/02/2014
2
HUBER, PETER
Exec Dt:
04/07/2014
3
LI, KONSTANTIN
Exec Dt:
03/31/2014
4
MEYER-STEFFENS, KLAUS
Exec Dt:
03/28/2014
5
SIEGEL, STEPHAN
Exec Dt:
04/04/2014
6
WAADT, GUENTHER
Exec Dt:
03/31/2014
Assignees
1
SAXONIA EUROCOIN GMBH
ERZSTR. 5A
HALSBRUECKE, GERMANY 09633
2
BAYERISCHES HAUPTMUENZAMT
ZAMDORFERSTR. 92
MUENCHEN, GERMANY 81677
3
CRANE PAYMENT SOLUTIONS GMBH
ZUM FRUCHTHOF 6
BUXTEHUDE, GERMANY 21614
4
STAATLICHE MUENZEN BADEN-WUERTTEMBERG
MUENZSTAETTE STUTTGART UND MUENZSTAETTE KARLSRUHE
REICHENHALLER STR. 58
STUTTGART, GERMANY 70372
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140144751
14169228
Correspondence name and address
ESCHWEILER & ASSOCIATES, LLC NATIONAL CI
629 EUCLID AVE., SUITE 1000
CLEVELAND, OH 44114
Assignment: 13
Reel/Frame:043285/0350   Pages: 5
Recorded: 08/14/2017
Attorney Dkt #:ES-6487-0163
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHMEES, NORBERT
Exec Dt:
11/11/2016
2
HAENDLER, BERNARD
Exec Dt:
11/15/2016
3
STÖCKIGT, DETLEF
Exec Dt:
11/16/2016
4
BISSELL, RICHARD ALEXANDER
Exec Dt:
08/01/2017
5
BOUGLAS, RICHARD ALEXANDER
Exec Dt:
08/01/2017
6
STEFANUTI, IAN
Exec Dt:
07/27/2017
7
SIEGEL, STEPHAN
Exec Dt:
11/11/2016
Assignee
1
BAYER PHARMA AKTIENGESELLSCHAFT
MÜLLERSTRASSE 178
BERLIN, GERMANY 13353
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170121322
15317925
Correspondence name and address
NIXON & VANDERHYE PC
901 N. GLEBE ROAD
11TH FLOOR
ARLINGTON, VA 22203
Assignment: 14
Reel/Frame:053848/0705   Pages: 7
Recorded: 09/22/2020
Attorney Dkt #:77705-20404.00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEISKE, JÖRG
Exec Dt:
12/13/2019
2
STRESEMANN, CARLO
Exec Dt:
12/16/2019
3
GRADL, STEFAN NIKOLAUS
Exec Dt:
12/17/2019
4
RÖHN, ULRIKE
Exec Dt:
12/13/2019
5
CHRIST, CLARA
Exec Dt:
12/16/2019
6
STEUBER, HOLGER
Exec Dt:
12/13/2019
7
HUSEMANN, MANFRED
Exec Dt:
12/12/2019
8
SCHMEES, NORBERT
Exec Dt:
12/13/2019
9
THEDE, KAI
Exec Dt:
12/12/2019
10
SIEGEL, STEPHAN
Exec Dt:
12/13/2019
11
TER LAAK, ANTONIUS
Exec Dt:
12/13/2019
Assignees
1
BAYER AKTIENGESELLSCHAFT
KAISER-WILHELM-ALLEE 1
LEVERKUSEN, GERMANY 51373
2
BAYER PHARMA AKTIENGESELLSCHAFT
MÜLLERSTRASSE 178
BERLIN, GERMANY 13353
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11161825
US20200199083
16638683
Correspondence name and address
STEPHANIE CHOING
MORRISON & FOERSTER LLP
425 MARKET STREET
SAN FRANCISCO, CA 94105
Assignment: 15
Reel/Frame:054056/0177   Pages: 16
Recorded: 10/14/2020
Attorney Dkt #:167741.016702US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIEGEL, STEPHAN
Exec Dt:
05/28/2020
2
SIEGEL, FRANZISKA
Exec Dt:
05/25/2020
3
SCHULZE, VOLKER
Exec Dt:
05/25/2020
4
BERGER, MARKUS
Exec Dt:
05/25/2020
5
GRAHAM, KEITH
Exec Dt:
05/18/2020
6
KLAR, ULRICH
Exec Dt:
06/06/2020
7
EIS, KNUT
Exec Dt:
05/18/2020
8
SULZE, DETLEV
Exec Dt:
05/29/2020
9
BOMER, ULF
Exec Dt:
06/03/2020
10
KORR, DANEIL
Exec Dt:
05/18/2020
11
PETERSEN, KIRSTIN
Exec Dt:
05/25/2020
12
MONNING, URSULA
Exec Dt:
06/04/2020
13
EBERSPACHER, UWE
Exec Dt:
05/07/2020
14
MOOSMAYER, DIETER
Exec Dt:
05/25/2020
15
HARB, HASSAN YOUSSEF
Exec Dt:
05/21/2020
16
DINH, PHI MAHN
Exec Dt:
05/21/2020
Assignees
1
BAYER AKTIENGESELLSCHAFT
KAISER-WILHELM-ALLEE 1
LEVERKUSEN, GERMANY 51373
2
BAYER PHARMA AKTIENGESELLSCHAFT
MULLERSTR. 178
BERLIN, GERMANY 51373
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11339157
NONE
16758018
Correspondence name and address
MELISSA HUNTER-ENSOR, PH.D.
ONE INTERNATIONAL PLACE
GREENBERG TRAURIG, LLP
BOSTON, MA 02110

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