skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
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 : KREBS, STEFAN
Total Assignments: 21
Assignment: 1
Reel/Frame:005739/0162   Pages: 2
Recorded: 06/17/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KREBS, STEFAN
Exec Dt:
05/18/1990
2
AIGLSTORFER, SEBASTIAN
Exec Dt:
05/18/1990
Assignee
1
SIEMENS AKTIENGESELLSCHAFT A GERMAN CORP.
MUNCHEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5040510
NONE
07528228
Correspondence name and address
LERNER AND GREENBERG, P.A.
P. O. BOX 2480
HOLLYWOOD, FL 33022-2480
Assignment: 2
Reel/Frame:006507/0530   Pages: 2
Recorded: 04/30/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KREBS, STEFAN
Exec Dt:
02/07/1992
2
ACHLEITNER, ERWIN
Exec Dt:
02/07/1992
Assignee
1
SIEMENS AKTIENGESELLSCHAFT
POSTFACH 221 634
MUENCHEN, GERMANY 8000
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5226395
NONE
07820352
Correspondence name and address
LAURENCE A. GREENBERG
LERNER AND GREENBERG, P.A.
P.O. BOX 2480
HOLLYWOOD, FL 33022-2480
Assignment: 3
Reel/Frame:006461/0006   Pages: 9
Recorded: 04/13/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BRENDEL, BERNHARD
Exec Dt:
04/07/1992
2
BORKENHAGEN, WERNER
Exec Dt:
04/02/1992
3
FUNGER, BERNHARD
Exec Dt:
04/06/1992
4
KREBS, STEFAN
Exec Dt:
04/01/1992
Assignee
1
EDUARD KUSTERS MASCHINENFABRIK GMBH & CO. KG
KREFELD, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5283409
NONE
07847084
Correspondence name and address
KENYON & KENYON
RICHARD L. MAYER
ONE BROADWAY
NEW YORK, NY 10004
Assignment: 4
Reel/Frame:006428/0675   Pages: 3
Recorded: 07/06/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
WEBER, GERALD
Exec Dt:
05/05/1992
2
KREBS, STEFAN
Exec Dt:
05/05/1992
Assignee
1
SIEMENS AKTIENGESELLSCHAFT, A GERMAN CORP.
MUNICH, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5280772
NONE
07910103
Correspondence name and address
HILL, VAN SANTEN, STEADMAN & SIMPSON
ELIZABETH DEL RIO
85TH FLOOR, SEARS TOWER
CHICAGO, IL 60606
Assignment: 5
Reel/Frame:006561/0862   Pages: 3
Recorded: 03/16/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KREBS, STEFAN
Exec Dt:
06/29/1992
2
MIENER, BJORN
Exec Dt:
06/29/1992
Assignee
1
SIEMENS AKTIEGESELLSCHAFT
POSTFACH 221634
WITELSBACHERPLAZT 2
D-8000 MUENCHEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5297525
NONE
08030192
Correspondence name and address
HILL, STEADMAN & SIMPSON
MELVIN A. ROBINSON
85TH FLOOR SEARS TOWER
233 SOUTH WACKER DRIVE
CHICAGO, IL 60606
Assignment: 6
Reel/Frame:007070/0899   Pages: 2
Recorded: 07/25/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAUER, BERNHARD
Exec Dt:
10/26/1993
2
KETTL, LUDWIG
Exec Dt:
10/26/1993
3
KREBS, STEFAN
Exec Dt:
10/26/1993
Assignee
1
SIEMENS AKTIENGESELLSCHAFT
POSTFACH 221 634
MUNICH, GERMANY 80506
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5357937
NONE
08139194
Correspondence name and address
LAURENCE A. GREENBERG
LERNER AND GREENBERG
P.O. BOX 2480
HOLLYWOOD, FL 33022
Assignment: 7
Reel/Frame:007572/0708   Pages: 2
Recorded: 07/31/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KREBS, STEFAN
Exec Dt:
05/11/1994
2
KETTL, LUDWIG
Exec Dt:
05/11/1994
3
CIANCIARA, WOJCIECH
Exec Dt:
05/11/1994
Assignee
1
SIEMENS AKTIENGESELLSCHAFT
POSTFACH 221 634
MUENCHEN, GERMANY 80506
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5462040
NONE
08243328
Correspondence name and address
LAURENCE A. GREENBERG
LERNER AND GREENBERG, P.A.
POST OFFICE BOX 2480
HOLLYWOOD, FL 33022-2480
Assignment: 8
Reel/Frame:007753/0392   Pages: 2
Recorded: 12/22/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WIER, MANFRED
Exec Dt:
07/14/1994
2
KREBS, STEFAN
Exec Dt:
07/14/1994
3
REUPKE, WOLFGANG
Exec Dt:
07/14/1994
4
ANGERMAIER, ANTON
Exec Dt:
07/14/1994
Assignee
1
SIEMENS AKTIENGESELLSCHAFT
POSTFACH 221 634
MUENCHEN, GERMANY 80506
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5499536
NONE
08267806
Correspondence name and address
LERNER AND GREENBERG, P.A.
LAURENCE A. GREENBERG
P.O. BOX 2480
HOLLYWOOD, FLORIDA 33022
Assignment: 9
Reel/Frame:008508/0124   Pages: 2
Recorded: 05/16/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KREBS, STEFAN
Exec Dt:
04/20/1995
2
REUPKE, WOLFGANG
Exec Dt:
04/20/1995
Assignee
1
SIEMENS AKTIENGESELLSCHAFT
ZFE GR PA 3
POSTFACH 22 16 34
MUENCHEN, GERMANY 80506
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5671145
NONE
08442794
Correspondence name and address
LERNER AND GREENBERG
LAURENCE A. GREENBERG
P.O. BOX 2480
HOLLYWOOD, FLORIDA 33022
Assignment: 10
Reel/Frame:008479/0668   Pages: 4
Recorded: 03/20/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KREBS, STEFAN
Exec Dt:
02/03/1997
2
NOLDEN, JOHANNES
Exec Dt:
02/03/1997
Assignee
1
EDUARD KUSTERS MASCHINEFABRIK GMBH & CO KG
GLADBACHER STR. 457
KREFELD, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5928424
NONE
08776081
Correspondence name and address
KENYON & KENYON
RICHARD L. MAYER
ONE BROADWAY
NEW YORK, NY 10004
Assignment: 11
Reel/Frame:008705/0674   Pages: 4
Recorded: 06/04/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KREBS, STEFAN
Exec Dt:
04/02/1997
2
NOLDEN, JOHANNES
Exec Dt:
04/03/1997
Assignee
1
EDUARD KUSTERS MASCHINENFABRIK GMBH & CO KG
GLADBACHER STR. 457
KREFELD, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6071342
NONE
08817080
Correspondence name and address
KENYON & KENYON
RICHARD L. MAYER
ONE BROADWAY
NEW YORK, NY 10004
Assignment: 12
Reel/Frame:011150/0870   Pages: 3
Recorded: 10/02/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KLECZKA, WILFRIED
Exec Dt:
11/16/1998
2
KREBS, STEFAN
Exec Dt:
10/27/1998
Assignee
1
SIEMENS AKTIENGESELLSCHAFT
ZT GG VM
POSTFACH 22 16 34
MUNCHEN, GERMANY 80506
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6167868
NONE
09162471
Correspondence name and address
LERNER AND GREENBERG
RALPH E. LOCHER
P.O. BOX 2480
HOLLYWOOD, FL 33022
Assignment: 13
Reel/Frame:010183/0055   Pages: 6
Recorded: 08/20/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KURSCHATKE, WOLFGANG
Exec Dt:
10/16/1998
2
KREBS, STEFAN
Exec Dt:
11/10/1998
3
DVORSKY, DRAHOMIR
Exec Dt:
11/10/1998
Assignee
1
EDUARD KUSTERS MASCHINENFABRIK GMBH & CO. KG
GLADBACHER STRASSE 457
D-47805 KREFELD, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6158256
NONE
09171834
Correspondence name and address
KENYON & KENYON
RICHARD L. MAYER
ONE BROADWAY
NEW YORK, NEW YORK 10004
Assignment: 14
Reel/Frame:014778/0540   Pages: 3
Recorded: 06/25/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHAUERTE, CHRISTINE
Exec Dt:
05/13/2004
2
KNURA, MATHIAS
Exec Dt:
05/19/2004
3
KREBS, STEFAN
Exec Dt:
05/13/2004
Assignee
1
SAP AKTIENGESELLSCHAFT
NEUROTTSTRASSE 16
69190 WALLDORF, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7283985
US20050108193
10815793
Correspondence name and address
FISH & RICHARDSON, P.C.
3300 DAIN RAUSCHER PLAZA
60 SOUTH SIXTH STREET
MINNEAPOLIS, MN 55402
ATTN: BARBARA A. BENOIT
Assignment: 15
Reel/Frame:017769/0662   Pages: 3
Recorded: 04/10/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BECKER, RALF
Exec Dt:
04/05/2006
2
KREBS, STEFAN
Exec Dt:
04/05/2006
Assignee
1
SAP AG
DIETMAR-HOPP-ALLEE
WALLDORF, GERMANY D-69190
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070156752
11320622
Correspondence name and address
FINNEGAN, HENDERSON, FARABOW, GARRETT &
LLP
901 NEW YORK AVENUE, NW
WASHINGTON, DC 20001-4413
Assignment: 16
Reel/Frame:024846/0356   Pages: 9
Recorded: 08/17/2010
Attorney Dkt #:BB.206X
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SIMMET, CHRISTIAN
Exec Dt:
06/18/2010
2
WOLF, ECKHARD
Exec Dt:
06/21/2010
3
BLUM, HELMUT
Exec Dt:
06/21/2010
4
BAUERSACHS, STEFAN
Exec Dt:
06/21/2010
5
BOELHAUVE, MARC
Exec Dt:
06/25/2010
6
KREBS, STEFAN
Exec Dt:
06/21/2010
Assignee
1
MINITUB ABFULL-UND LABORTECHNIK GMBH & CO. KG
HAUPTSTRASSE 41
TIEFENBACH, GERMANY 84184
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100298154
12675626
Correspondence name and address
DAVID R. SALIWANCHIK
P.O. BOX 142950
GAINESVILLE, FL 32614-2950
Assignment: 17
Reel/Frame:029256/0046   Pages: 4
Recorded: 11/07/2012
Attorney Dkt #:ABAKP0196US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUBOCHET, OLIVIER
Exec Dt:
10/17/2012
2
KREBS, STEFAN
Exec Dt:
10/16/2012
Assignee
1
AXETRIS AG
SCHWARZENBERGSTRASSE 10
KAGISWIL, SWITZERLAND CH-6056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130112896
13670652
Correspondence name and address
MARK D SARALINO
RENNER, OTTO, BOISSELLE & SKLAR, LLP
1621 EUCLID AVENUE, NINETEENTH FLOOR
CLEVELAND, OH 44115
Assignment: 18
Reel/Frame:030846/0146   Pages: 4
Recorded: 07/22/2013
Attorney Dkt #:1-55059
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MALLMANN, MARKUS
Exec Dt:
07/03/2013
2
HEINEMANN, MARIA
Exec Dt:
07/03/2013
3
KREBS, STEFAN
Exec Dt:
07/03/2013
4
STAHL, PETER
Exec Dt:
07/03/2013
Assignee
1
LUCAS AUTOMOTIVE GMBH
CARL-SPAETER-STRASSE 8
KOBLENZ, GERMANY 56070
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8671604
US20130291418
13991734
Correspondence name and address
MACMILLAN, SOBANSKI & TODD, LLC
720 WATER STREET
ONE MARITIME PLAZA, FIFTH FLOOR
TOLEDO, OH 43604
Assignment: 19
Reel/Frame:041091/0668   Pages: 6
Recorded: 01/26/2017
Attorney Dkt #:22135-1015001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
THOMAS, FLORIAN
Exec Dt:
01/26/2017
2
VALENTIN, CHRISTIANE
Exec Dt:
01/26/2017
3
SCHOEN, JOERG
Exec Dt:
01/26/2017
4
KREBS, STEFAN
Exec Dt:
01/26/2017
Assignee
1
SAP SE
DIETMAR-HOPP-ALLEE 16
WALLDORF, GERMANY 69190
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10754833
US20180210880
15416125
Correspondence name and address
FISH & RICHARDSON P.C.
P.O. BOX 1022
MINNEAPOLIS, MN 55440-1022
Assignment: 20
Reel/Frame:060703/0426   Pages: 6
Recorded: 08/03/2022
Attorney Dkt #:4838-000107/US/NPB
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STILLE, SEBASTIAN
Exec Dt:
07/20/2022
2
BIENHOLZ, STEFAN
Exec Dt:
07/20/2022
3
KREBS, STEFAN
Exec Dt:
08/01/2022
4
BENDICK, OLIVER
Exec Dt:
08/01/2022
Assignee
1
THYSSENKRUPP STEEL EUROPE AG
KAISER-WILHELM-STRASSE 100
DUISBURG, GERMANY 47166
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12043902
US20230047998
17791738
Correspondence name and address
RMCK LAW GROUP PLC
P.O. BOX 210280
AUBURN HILLS, MI 48321
Assignment: 21
Reel/Frame:066475/0127   Pages: 8
Recorded: 02/16/2024
Attorney Dkt #:72973-00003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BIENHOLZ, STEFAN
Exec Dt:
01/25/2024
2
STILLE, SEBASTIAN
Exec Dt:
01/30/2024
3
KREBS, STEFAN
Exec Dt:
01/25/2024
4
PIEDRA-GARZA, LUIS FERNANDO
Exec Dt:
02/10/2024
5
SCHUHMACHER, BERND
Exec Dt:
01/26/2024
Assignee
1
THYSSENKRUPP STEEL EUROPE AG
KAISER-WILHELM-STRAßE 100
DUISBURG, GERMANY 47166
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240200184
18684100
Correspondence name and address
BENESCH FRIEDLANDER COPLAN & ARONOFF LLP
127 PUBLIC SQUARE, SUITE 4900
CLEVELAND, OH 44114

Search Results as of: 08/16/2025 09:18 AM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT