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Patent Assignment Assignor Details
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Assignor Name : GUTH, JOSEF
Total Assignments: 18
Assignment: 1
Reel/Frame:005138/0474   Pages: 1
Recorded: 08/22/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BOTT, KASPAR
Exec Dt:
08/08/1988
2
HARTMANN, HORST
Exec Dt:
08/08/1988
3
GUTH, JOSEF
Exec Dt:
08/08/1988
Assignee
1
BASF AKTIENGESELLSCHAFT
6700 LUDWIGSHAFEN
RHEINLAND-PFALZ, GERMANY
Property
 
Pat #
Pub #
Intl #
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4889950
NONE
07235610
Correspondence name and address
KEIL & WEINKAUF
1101 CONNECTICUT AVENUE, NW
WASHINGTON, DC 20036
Assignment: 2
Reel/Frame:010402/0584   Pages: 3
Recorded: 11/15/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BURKART, KIRSTEN
Exec Dt:
10/04/1999
2
GUTH, JOSEF
Exec Dt:
10/04/1999
3
LETZELTER, THOMAS
Exec Dt:
10/04/1999
4
SCHWEINZER, JUERGEN
Exec Dt:
10/04/1999
5
STERZEL, HANS-JOSEF
Exec Dt:
10/04/1999
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUGWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
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6281392
NONE
09440052
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVENUE, N.W.
WASHINGTON, DC 20036
Assignment: 3
Reel/Frame:010458/0240   Pages: 3
Recorded: 12/13/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUBER, GUENTHER
Exec Dt:
10/28/1999
2
PUETTER, HERMANN
Exec Dt:
10/28/1999
3
SCHIERLE-ARNDT, KERSTIN
Exec Dt:
10/28/1999
4
SCHLAEFER, DIETER
Exec Dt:
10/28/1999
5
GUTH, JOSEF
Exec Dt:
10/28/1999
6
SCHUBE, BERND
Exec Dt:
10/28/1999
7
LENZ, DIETHARD
Exec Dt:
10/28/1999
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6409908
NONE
09459726
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE. N.W
WASHINGTON, D.C 20036
Assignment: 4
Reel/Frame:010637/0052   Pages: 3
Recorded: 03/20/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHIERLE-ARNDT, KERSTIN
Exec Dt:
02/28/2000
2
PUETTER, HERMANN
Exec Dt:
02/28/2000
3
HUBER, GUENTHER
Exec Dt:
02/28/2000
4
SCHLAEFER, DIETER
Exec Dt:
02/28/2000
5
GUTH, JOSEF
Exec Dt:
02/28/2000
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6287448
NONE
09531471
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE. NW
WASHINGTON, DC 20036
Assignment: 5
Reel/Frame:010857/0915   Pages: 3
Recorded: 06/08/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUBER, GUENTHER
Exec Dt:
03/22/2000
2
PUETTER, HERMANN
Exec Dt:
03/22/2000
3
SCHIERLE-ARNDT, KERSTIN
Exec Dt:
03/22/2000
4
SCHLAEFER, DIETER
Exec Dt:
03/22/2000
5
GUTH, JOSEF
Exec Dt:
03/22/2000
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6368487
NONE
09589163
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE. N.W.
WASHINGTON, D.C. 20036
Assignment: 6
Reel/Frame:011423/0094   Pages: 3
Recorded: 12/05/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FRIEDRICH, HOLGAR
Exec Dt:
11/10/2000
2
GUTH, JOSEF
Exec Dt:
11/10/2000
3
SCHWEINZER, JUERGEN
Exec Dt:
11/10/2000
4
LETZELTER, THOMAS
Exec Dt:
11/10/2000
5
BENDER, HANS-JUERGEN
Exec Dt:
11/10/2000
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6437198
NONE
09701886
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE. N.W.
WASHINGTON, D.C. 20036
Assignment: 7
Reel/Frame:012215/0193   Pages: 3
Recorded: 09/28/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHIERLE-ARNDT, KERSTIN
Exec Dt:
08/07/2001
2
STERZEL, HANS-JOSEF
Exec Dt:
08/07/2001
3
SCHLAEFER, DIETER
Exec Dt:
08/07/2001
4
GUTH, JOSEF
Exec Dt:
08/07/2001
5
FRIEDRICH, HOLGER
Exec Dt:
08/07/2001
6
ZEHNER, PETER
Exec Dt:
08/07/2001
Assignee
1
BASF AKTIENGESELLSCHAFT
D-67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6657091
US20020062050
09964798
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE., N.W.
WASHINGTON, D.C. 20036
Assignment: 8
Reel/Frame:012757/0450   Pages: 3
Recorded: 02/25/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PUETTER, HERMANN
Exec Dt:
12/13/2001
2
HUBER, GUENTHER
Exec Dt:
12/13/2001
3
SCHIERLE-ARNDT, KERSTIN
Exec Dt:
12/13/2001
4
SCHLAEFER, DIETER
Exec Dt:
12/13/2001
5
GUTH, JOSEF
Exec Dt:
12/13/2001
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6770187
NONE
10069369
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE., N.W.
WASHINGTON, D.C. 20036
Assignment: 9
Reel/Frame:013144/0537   Pages: 3
Recorded: 06/05/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUTH, JOSEF
Exec Dt:
04/09/2002
2
FRIEDRICH, HOLGER
Exec Dt:
04/09/2002
3
STERZEL, HANS-JOSEF
Exec Dt:
04/09/2002
4
KAIBEL, GERD
Exec Dt:
04/09/2002
5
BURKART, KIRSTEN
Exec Dt:
04/09/2002
6
HOFFMANN, ELKE
Exec Dt:
04/09/2002
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6759560
US20020183566
10148929
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1350 CONNECTICUT AVE., NW
WASHINGTON, DC 20036
Assignment: 10
Reel/Frame:013550/0326   Pages: 3
Recorded: 12/04/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHLAEFER, DIETER
Exec Dt:
10/24/2002
2
GUTH, JOSEF
Exec Dt:
10/24/2002
3
SCHLIMPER, HANS-ULRICH
Exec Dt:
10/24/2002
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6890508
US20030108468
10309128
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1350 CONNECTICUT AVE., N.W.
WASHINGTON, D.C. 20036
Assignment: 11
Reel/Frame:016618/0302   Pages: 3
Recorded: 08/08/2005
Attorney Dkt #:12810-00086-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUTH, JOSEF
Exec Dt:
11/25/2003
2
FRIEDRICH, HOLGER
Exec Dt:
11/25/2003
3
BENDER, HANS-JURGEN
Exec Dt:
11/25/2003
4
SCHLAFER, DIETER
Exec Dt:
11/25/2003
Assignee
1
BASF AKTIENGESELLSCHAFT
GVX-COO6
LUDWIGSHAFEN, GERMANY D-67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7517435
US20060076228
10536011
Correspondence name and address
MARK J. PINO
CONNOLLY BOVE LODGE & HUTZ LLP
1990 M STREET, N.W., SUITE 800
WASHINGTON, D.C. 20036-3425
Assignment: 12
Reel/Frame:016631/0785   Pages: 3
Recorded: 08/10/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BENDER, HANS-JURGEN
Exec Dt:
11/25/2003
2
FRIEDRICH, HOLGER
Exec Dt:
11/25/2003
3
GUTH, JOSEF
Exec Dt:
11/25/2003
Assignee
1
BASF AKTIENGESELLSCHAFT
PATENTS, TRADEMARK AND LICENSES GVX-C006
LUDWIGSHAFEN, GERMANY D-67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7332090
US20060049109
10535969
Correspondence name and address
MARK J. PINO
CONNOLLY BOVE LODGE & HUTZ LLP
1990 M STREET, N.W., SUITE 800
WASHINGTON, D.C. 20036-3425
Assignment: 13
Reel/Frame:015971/0559   Pages: 3
Recorded: 11/08/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHIERLE-ARNDT, KERSTIN
Exec Dt:
09/22/2004
2
ANSMANN, ANDREAS
Exec Dt:
09/22/2004
3
STERZEL, HANS-JOSEF
Exec Dt:
09/22/2004
4
SCHLAEFER, DIETER
Exec Dt:
09/22/2004
5
GUTH, JOSEF
Exec Dt:
09/22/2004
6
FRIEDRICH, HOLGER
Exec Dt:
09/22/2004
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050101806
10982850
Correspondence name and address
HERBERT B. KEIL
KEIL & WEINKAUF
1350 CONNECTICUT AVE. NW
WASHINGTON, DC 20036
Assignment: 14
Reel/Frame:020402/0202   Pages: 4
Recorded: 01/23/2008
Attorney Dkt #:304515US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUBER, GUENTHER
Exec Dt:
01/03/2007
2
LUTZ, MICHAEL
Exec Dt:
01/03/2007
3
WILLE, MICHAEL
Exec Dt:
01/03/2007
4
FRIEDRICH, HOLGER
Exec Dt:
01/03/2007
5
GUTH, JOSEF
Exec Dt:
01/03/2007
6
BEHLING, UWE
Exec Dt:
01/03/2007
7
FRANKE, AXEL
Exec Dt:
01/03/2007
8
GUNKEL, ELISABETH
Exec Dt:
01/03/2007
Assignee
1
BASF AKTIENGESELLSCHAFT
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8114258
US20080053837
11575187
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 15
Reel/Frame:021245/0409   Pages: 4
Recorded: 07/16/2008
Attorney Dkt #:12810-00712-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ECK, BERND
Exec Dt:
12/20/2006
2
RAULS, MATTHIAS
Exec Dt:
01/08/2007
3
FEISE, HERMANN JOSEF
Exec Dt:
12/21/2006
4
LETZELTER, THOMAS
Exec Dt:
12/27/2006
5
GUTH, JOSEF
Exec Dt:
01/10/2007
Assignee
1
BASF AKTIENGESELLSCHAFT
PATENTS, TRADEMARKS AND LICENSES
CARL-BOSCH-STRASSE; GVX-C006
LUDWIGSHAFEN, GERMANY D-67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080306312
12158544
Correspondence name and address
BRYANT L. YOUNG/TANNY SELLERS
CONNOLLY BOVE LODGE & HUTZ LLP
1875 EYE STREET, N.W.
WASHINGTON, DC 20006
Assignment: 16
Reel/Frame:022194/0655   Pages: 4
Recorded: 02/03/2009
Attorney Dkt #:13156-00196-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MARTIN, MARC
Exec Dt:
04/05/2007
2
HUBER, GUENTHER
Exec Dt:
04/05/2007
3
LUTZ, MICHAEL
Exec Dt:
04/05/2007
4
KANTHER, WOLFGANG
Exec Dt:
04/17/2007
5
GUTH, JOSEF
Exec Dt:
04/25/2007
6
FRIEDRICH, HOLGER
Exec Dt:
04/25/2007
Assignee
1
BASF SE
PATENTS, TRADEMARKS AND LICENSES
CARL-BOSCH-STRASSE;GVX-C006
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8440067
US20090301897
12295371
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ LLP
1875 EYE STREET NW
SUITE 1100
WASHINGTON, DC 20006
Assignment: 17
Reel/Frame:026812/0717   Pages: 3
Recorded: 08/26/2011
Attorney Dkt #:13156-00426-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAIBEL, GERD
Exec Dt:
03/05/2010
2
SIRCH, TILMAN
Exec Dt:
03/15/2010
3
FELDER, RAIMUND
Exec Dt:
03/17/2010
4
GUTH, JOSEF
Exec Dt:
04/22/2010
Assignee
1
BASF SE
CARL-BOSCH-STRASSE 38
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110313207
13203504
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ, LLP
1007 NORTH ORANGE STREET
GEOFFREY A. ZELLEY
WILMINGTON, DE 19801
Assignment: 18
Reel/Frame:063803/0264   Pages: 9
Recorded: 05/31/2023
Attorney Dkt #:074040-US-000043
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEISSKER, WOLF-STEFFEN
Exec Dt:
05/18/2021
2
GUTH, JOSEF
Exec Dt:
05/20/2021
3
HOFEN, KAI
Exec Dt:
05/24/2021
4
FRIEDRICH, HOLGER
Exec Dt:
05/26/2021
Assignee
1
BASF SE
CARL-BOSCH-STRASSE 38
LUDWIGSHAFEN AM RHEIN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240025829
18039501
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQURE, SUITE 2000
PHILADELPHIA, PA 19103

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