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Patent Assignment Assignor Details
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Assignor Name : SPERZEL, MICHAEL
Total Assignments: 16
Assignment: 1
Reel/Frame:005072/0206   Pages: 1
Recorded: 04/12/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
LOCKHOFF, OSWALD
Exec Dt:
03/17/1989
2
GOOSSENS, JOHN
Exec Dt:
03/17/1989
3
BRUNNER, HELMUT
Exec Dt:
03/17/1989
4
SPERZEL, MICHAEL
Exec Dt:
03/17/1989
5
STUNKEL, KLAUS G.
Exec Dt:
03/17/1989
Assignee
1
BAYER AKTIENGESELLSCHAFT, A CORP. OF GERMANY
LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5070190
NONE
07336497
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
600 THIRD AVE.
NEW YORK, NY 10016
Assignment: 2
Reel/Frame:007106/0157   Pages: 2
Recorded: 08/04/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WACHTLER, PETER
Exec Dt:
07/15/1994
2
HEUER, LUTZ
Exec Dt:
07/15/1994
3
SPERZEL, MICHAEL
Exec Dt:
07/11/1994
4
STUNKEL, KLAUS GEORG
Exec Dt:
07/01/1994
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5510365
NONE
08286080
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
LEONARD HORN, ESQ.
660 WHITE PLAINS ROAD
TARRYTOWN, NEW YORK 10591
Assignment: 3
Reel/Frame:008353/0198   Pages: 4
Recorded: 12/04/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BRAUNLICH, GABRIELE
Exec Dt:
09/18/1996
2
ES-SAYED, MAZEN
Exec Dt:
09/18/1996
3
FISCHER, RUDIGER
Exec Dt:
10/29/1996
4
FUGMANN, BURKHARDT
Exec Dt:
10/30/1996
5
HENNING, ROLF
Exec Dt:
09/18/1996
6
SPERZEL, MICHAEL
Exec Dt:
09/24/1996
7
NIELSCH, ULRICH
Exec Dt:
10/20/1996
8
STURTON, GRAHAM
Exec Dt:
11/13/1996
Assignee
1
BAYER AKTIENGESELLSCHAFT
LEVERKUSEN, GERMANY D 513
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5922740
NONE
08760612
Correspondence name and address
SPRUNG HORN KRAMER & WOODS
KURT G. BRISCOE
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591-5144
Assignment: 4
Reel/Frame:008968/0580   Pages: 3
Recorded: 09/25/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LERCHEN, HANS-GEORG
Exec Dt:
07/11/1997
2
BRUCH, KARSTEN VON DEM
Exec Dt:
07/09/1997
3
PETERSEN, UWE
Exec Dt:
07/09/1997
4
BAUMGARTEN, JORG
Exec Dt:
07/11/1997
5
PIEL, NORBERT
Exec Dt:
07/09/1997
6
ANTONICEK, HORST-PETER
Exec Dt:
07/09/1997
7
WEICHEL, WALTER
Exec Dt:
07/09/1997
8
SPERZEL, MICHAEL
Exec Dt:
08/06/1997
9
BREMM, KLAUS DIETER
Exec Dt:
08/21/1997
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5956434
NONE
08930548
Correspondence name and address
SPRUNG KRAMER SCHAEFER & BRISCOE
KURT G. BRISCOE
660 WHITE PLAINS ROAD
TARRYTOWN, NEW YORK 10591-5144
Assignment: 5
Reel/Frame:010330/0717   Pages: 4
Recorded: 01/05/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BRAUNLICH, GABRIELE
Exec Dt:
11/09/1998
2
ES-SAYED, MAZEN
Exec Dt:
11/18/1998
3
FISCHER, RUDIGER
Exec Dt:
11/13/1998
4
HENNING, ROLF
Exec Dt:
11/09/1998
5
FUGMANN, BURKHARD
Exec Dt:
11/16/1998
6
SCHNEIDER, STEPHAN
Exec Dt:
11/17/1998
7
SPERZEL, MICHAEL
Exec Dt:
11/11/1998
8
STURTON, GRAHAM
Exec Dt:
12/04/1998
9
FITZGERALD, MARY
Exec Dt:
12/03/1998
10
BRIGGS, BARBARA
Exec Dt:
12/04/1998
11
CONCEPCION, ARNEL
Exec Dt:
12/14/1998
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6169092
NONE
09214370
Correspondence name and address
SPRUNG KRAMER SCHAEFER & BRISCOE
CARMELLA A. O'GORMAN, ESQ.
660 WHITE PLAINS ROAD
TARRYTOWN, NY 10591-5144
Assignment: 6
Reel/Frame:009923/0570   Pages: 3
Recorded: 03/24/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LERCHEN, HANS-GEORG
Exec Dt:
02/01/1999
2
VON DEM BRUCH, KARLSTEN
Exec Dt:
02/03/1999
3
BAUMGARTEN, JORG
Exec Dt:
02/02/1999
4
SPERZEL, MICHAEL
Exec Dt:
02/08/1999
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6492335
NONE
09269317
Correspondence name and address
SPRUNG KRAMER SCHAEFER & BRISCOE
KURT G. BRISCOE
660 WHITE PLAINS ROAD
TARRYTOWN, NEW YORK 10591-5144
Assignment: 7
Reel/Frame:010383/0583   Pages: 3
Recorded: 03/24/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LERCHEN, HANS-GEORG
Exec Dt:
02/08/1999
2
BRUCH, KARSTEN VON DEM
Exec Dt:
02/10/1999
3
BAUMGARTEN, JORG
Exec Dt:
02/08/1999
4
SPERZEL, MICHAEL
Exec Dt:
02/12/1999
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6156754
NONE
09269314
Correspondence name and address
SPRUNG KRAMER SCHAEFER & BRISCOE
KURT G. BRISCOE
660 WHITE PLAINS ROAD
TARRYTOWN, NEW YORK 10591-5144
Assignment: 8
Reel/Frame:010016/0021   Pages: 3
Recorded: 06/07/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LERCHEN, HANS-GEORG
Exec Dt:
02/19/1999
2
VON DEM BRUCH, KARSTEN
Exec Dt:
04/07/1999
3
BAUMGARTEN, JORG
Exec Dt:
04/06/1999
4
SPERZEL, MICHAEL
Exec Dt:
04/09/1999
Assignee
1
BAYER AKTIENGESELLSCHAFT
D 51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020173468
09269609
Correspondence name and address
SPRUNG KRAMER SCHAEFER & BRISCOE
KURT G. BRISCOE
660 WHITE PLAINS ROAD
TARRYTOWN, NEW YORK 10591-5144
Assignment: 9
Reel/Frame:012651/0608   Pages: 4
Recorded: 02/05/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BRAUNLICH, GABRIELE
Exec Dt:
10/22/2001
2
ES-SAYED, MAZEN
Exec Dt:
11/16/2001
3
FISCHER, RUDIGER
Exec Dt:
11/20/2001
4
FUGMANN, BURKHARD
Exec Dt:
11/11/2001
5
HENNING, ROLF
Exec Dt:
10/26/2001
6
SCHNEIDER, STEPHAN
Exec Dt:
10/24/2001
7
SPERZEL, MICHAEL
Exec Dt:
11/19/2001
8
SCHLEMMER, KARL-HEINZ
Exec Dt:
11/07/2001
9
STURTON, GRAHAM
Exec Dt:
11/27/2001
10
FITZGERALD, MARY F.
Exec Dt:
11/28/2001
11
BRIGGS, BARBARA
Exec Dt:
12/03/2001
12
CONCEPCION, ARNEL
Exec Dt:
12/19/2001
13
BULLOCK, WILLIAM
Exec Dt:
01/16/2002
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6610687
NONE
09979371
Correspondence name and address
BAYER CORPORATION
JEFFREY M. GREENMAN, VICE PRESIDENT
400 MORGAN LANE
PATENTS AND LICENSING
WEST HAVEN, CT 06516
Assignment: 10
Reel/Frame:012777/0129   Pages: 4
Recorded: 04/01/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STOLTEFUSS, JURGEN
Exec Dt:
12/18/2001
2
BRAUNLICH, GABRIELE
Exec Dt:
11/20/2001
3
LOGERS, MICHAEL
Exec Dt:
11/23/2001
4
SCHMECK, CARSTEN
Exec Dt:
11/26/2001
5
NIELSCH, ULRICH
Exec Dt:
11/28/2001
6
BECHEM, MARTIN
Exec Dt:
12/04/2001
7
GERDES, CHRISTOPH
Exec Dt:
12/03/2001
8
SPERZEL, MICHAEL
Exec Dt:
11/28/2001
9
LUSTIG, KLEMENS
Exec Dt:
12/04/2001
10
STURMER, WERNER
Exec Dt:
12/21/2001
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6699857
NONE
10018928
Correspondence name and address
BAYER CORPORATION
PATENTS AND LICENSING
JEFFREY M. GREENMAN, VICE PRESIDENT
400 MORGAN LANE
WEST HAVEN, CT 06516
Assignment: 11
Reel/Frame:012803/0939   Pages: 4
Recorded: 04/10/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STOLTEFUSS, JURGEN
Exec Dt:
12/18/2001
2
BRAUNLICH, GABRIELE
Exec Dt:
11/20/2001
3
LOGERS, MICHAEL
Exec Dt:
11/23/2001
4
SCHMECK, CARSTEN
Exec Dt:
11/26/2001
5
NIELSCH, ULRICH
Exec Dt:
11/28/2001
6
BECHEM, MARTIN
Exec Dt:
12/04/2001
7
GERDES, CHRISTOPH
Exec Dt:
12/03/2001
8
SPERZEL, MICHAEL
Exec Dt:
11/28/2001
9
LUSTIG, KLEMENS
Exec Dt:
12/04/2001
10
STURMER, WERNER
Exec Dt:
12/21/2001
Assignee
1
BAYER AKTIENGESELLSCHAFT
D-51368 LEVERKUSEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6867206
NONE
10018927
Correspondence name and address
JEFFREY M. GREENMAN
BAYER CORP.
PATENTS AND LICENSING
400 MORGAN LANE
WEST HAVEN, CT 06516
Assignment: 12
Reel/Frame:022161/0971   Pages: 3
Recorded: 01/27/2009
Attorney Dkt #:303989/82442US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OEHME, FELIX
Exec Dt:
10/10/2008
2
APELER, HEINER
Exec Dt:
11/07/2008
3
DITTMER, FRANK
Exec Dt:
09/08/2008
4
FRANZ, JURGEN
Exec Dt:
09/29/2008
5
HARRENGA, AXEL
Exec Dt:
09/08/2008
6
SPERZEL, MICHAEL
Exec Dt:
08/27/2008
7
GREVEN, SIMONE
Exec Dt:
09/02/2008
8
LENZ, JURGEN
Exec Dt:
10/22/2008
Assignee
1
BAYER HEALTHCARE AG
BAYERWERK, 18
LEVERKUSEN, GERMANY 51368
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090170766
12224759
Correspondence name and address
EDWARDS ANGELL PALMER & DODGE LLP
P.O. BOX 55874
BOSTON, MA 02205
Assignment: 13
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: 14
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: 15
Reel/Frame:042488/0541   Pages: 11
Recorded: 05/24/2017
Attorney Dkt #:ES-6487-0147
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HASSFELD, JORMA
Exec Dt:
01/16/2015
2
KINZEL, TOM
Exec Dt:
01/30/2015
3
KÖBBERLING, JOHANNES
Exec Dt:
01/22/2015
4
CANCHO-GRANDE, YOLANDA
Exec Dt:
01/21/2015
5
BEYER, KRISTIN
Exec Dt:
01/18/2015
6
RÖHRIG, SUSANNE
Exec Dt:
01/20/2015
7
KÖLLNBERGER, MARIA
Exec Dt:
01/19/2015
8
SPERZEL, MICHAEL
Exec Dt:
02/09/2015
9
BURKHARDT, NILS
Exec Dt:
01/27/2015
10
SCHLEMMER, KARL-HEINZ
Exec Dt:
02/02/2015
11
STEGMANN, CHRISTIAN
Exec Dt:
02/02/2015
12
SCHUHMACHER, JOACHIM
Exec Dt:
02/02/2015
13
WERNER, MATTHIAS
Exec Dt:
02/24/2015
14
ELLERMANN, MANUEL
Exec Dt:
01/20/2015
Assignee
1
BAYER PHARMA AKTIENGESELLSCHAFT
MÜLLERSTRASSE 178
BERLIN, GERMANY 13353
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10098883
US20170239251
15416651
Correspondence name and address
NIXON & VANDERHYE PC
901 N. GLEBE ROAD
11TH FLOOR
ARLINGTON, VA 22203
Assignment: 16
Reel/Frame:043785/0515   Pages: 59
Recorded: 09/07/2017
Attorney Dkt #:GRT/6487-0146
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ELLERMANN, MANUEL
Exec Dt:
03/03/2017
2
VALOT, GAELLE
Exec Dt:
07/03/2017
3
GRANDE, YOLANDA CANCHO
Exec Dt:
04/11/2017
4
HASSFELD, JORMA
Exec Dt:
04/20/2017
5
KINZEL, TOM
Exec Dt:
03/01/2017
6
KÖBBERLING, JOHANNES
Exec Dt:
03/17/2017
7
BEYER, KRISTIN
Exec Dt:
03/10/2017
8
RÖHRIG, SUSANNE
Exec Dt:
03/16/2017
9
SPERZEL, MICHAEL
Exec Dt:
03/06/2017
10
STAMPFUSS, JAN
Exec Dt:
03/03/2017
11
MEYER, IMKE
Exec Dt:
04/21/2017
12
KÖLLNBERGER, MARIA
Exec Dt:
04/26/2017
13
BURKHARDT, NILS
Exec Dt:
03/07/2017
14
SCHLEMMER, KARL-HEINZ
Exec Dt:
04/24/2017
15
STEGMANN, CHRISTIAN
Exec Dt:
03/03/2017
16
SCHUHMACHER, JOACHIM
Exec Dt:
07/03/2017
17
WERNER, MATTHIAS
Exec Dt:
03/10/2017
18
HEIERMANN, JÖRG
Exec Dt:
03/01/2017
19
HENGEVELD, WILLEM JAN
Exec Dt:
03/06/2017
Assignee
1
BAYER PHARMA AKTIENGESELLSCHAFT
MÜLLERSTR. 178
BERLIN, GERMANY 13353
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10118930
US20170334917
15523954
Correspondence name and address
NIXON & VANDERHYE PC
901 NORTH GLEBE ROAD
SUITE 1100
ARLINGTON, VA 22203

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