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Patent Assignment Assignor Details
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Assignor Name : CENTNER, ALEXANDER
Total Assignments: 21
Assignment: 1
Reel/Frame:010616/0357   Pages: 3
Recorded: 02/15/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GERST, MATTHIAS
Exec Dt:
10/22/1999
2
CENTNER, ALEXANDER
Exec Dt:
10/22/1999
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6423769
NONE
09460438
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER ET AL
GEORGE F. LESMES
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VIRGINIA 22202
Assignment: 2
Reel/Frame:012026/0944   Pages: 3
Recorded: 07/25/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CENTNER, ALEXANDER
Exec Dt:
01/04/2001
2
CHRISTIE, DAVID
Exec Dt:
01/04/2001
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6511744
US20010028959
09783570
Correspondence name and address
OBLON SPIVAK MCCLELLAND MAIER & NEUSTADT
NORMAN F. OBLON
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 3
Reel/Frame:012324/0843   Pages: 3
Recorded: 11/28/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GERST, MATTHIAS
Exec Dt:
06/20/2001
2
CENTNER, ALEXANDER
Exec Dt:
06/20/2001
3
SCHUMACHER, KARL-HEINZ
Exec Dt:
06/20/2001
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6727327
NONE
09926082
Correspondence name and address
OBLON, SPIVAK, MCCLLEAND, MAIER, ET AL
WILLIAM E. BEAUMONT
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VIRGINIA 22202
Assignment: 4
Reel/Frame:012763/0572   Pages: 3
Recorded: 04/05/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
STALLER, CHRISTELLE
Exec Dt:
11/23/2001
2
SCHUMACHER, KARL-HEINZ
Exec Dt:
11/23/2001
3
SCHLARB, BERNHARD
Exec Dt:
11/23/2001
4
CENTNER, ALEXANDER
Exec Dt:
11/23/2001
5
HARTZ, OLIVER
Exec Dt:
11/23/2001
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6734240
US20020161079
10036508
Correspondence name and address
OBLON SPIVAK MCCLELLAND MAIER & NEUSTADT
NORMAN R. OBLON
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 5
Reel/Frame:013601/0813   Pages: 3
Recorded: 12/23/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FINK, RALF
Exec Dt:
08/08/2002
2
CENTNER, ALEXANDER
Exec Dt:
08/08/2002
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6946051
US20030111175
10286787
Correspondence name and address
OBLON SPIVAK MCCLELLAND ET AL
NORMAN F. OBLON
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 6
Reel/Frame:013792/0664   Pages: 3
Recorded: 02/25/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WULFF, DIRK
Exec Dt:
09/05/2002
2
CENTNER, ALEXANDER
Exec Dt:
09/05/2002
3
AUCHTER, GERHARD
Exec Dt:
09/05/2002
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030125459
10316914
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
NORMAN F. OBLON
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 7
Reel/Frame:014576/0433   Pages: 3
Recorded: 10/09/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CENTNER, ALEXANDER
Exec Dt:
03/03/2003
2
SCHUMACHER, KARL-HEINZ
Exec Dt:
03/03/2003
3
HARTZ, OLIVER
Exec Dt:
03/03/2003
4
JUNG, MARTIN
Exec Dt:
03/03/2003
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7279541
US20040097638
10610570
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER, ET AL
NORMAN F. OBLON
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 8
Reel/Frame:014868/0555   Pages: 3
Recorded: 01/09/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JUNG, MARTIN
Exec Dt:
08/18/2003
2
STALLER, CHRISTELLE
Exec Dt:
08/18/2003
3
FRICKE, HANS-JOACHIM
Exec Dt:
08/18/2003
4
CENTNER, ALEXANDER
Exec Dt:
08/18/2003
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050192394
10701590
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND & ET AL
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 9
Reel/Frame:017031/0736   Pages: 3
Recorded: 09/27/2005
Attorney Dkt #:272588US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JUNG, MARTIN
Exec Dt:
01/22/2004
2
PAULUS, WOLFGANG
Exec Dt:
01/22/2004
3
FRICKE, HANS-JOACHIM
Exec Dt:
01/22/2004
4
CENTNER, ALEXANDER
Exec Dt:
01/22/2004
Assignee
1
BASF AKTIENGESELLSCHAFT
LUDWIGSHAFEN 67056, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060027316
10537818
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 10
Reel/Frame:015823/0587   Pages: 3
Recorded: 06/21/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHROF, WOLFGANG
Exec Dt:
02/18/2004
2
MUELLER, THORSTEN
Exec Dt:
02/18/2004
3
CENTNER, ALEXANDER
Exec Dt:
02/18/2004
4
LEHMANN, STEPHAN
Exec Dt:
02/18/2004
5
HADELER, JOACHIM
Exec Dt:
02/18/2004
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7274459
US20050014282
10499632
Correspondence name and address
KEIL & WEINHAUF
HERBERT B. KEIL
1350 CONNECTICUT AVENUE, NW
WASHINGTON, DC 20036
Assignment: 11
Reel/Frame:015868/0647   Pages: 3
Recorded: 10/06/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CENTNER, ALEXANDER
Exec Dt:
05/14/2004
2
FLICK, DIETER
Exec Dt:
05/14/2004
3
WICHMANN, CHRISTINA
Exec Dt:
05/14/2004
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMAN DEMOCRATIC REPUBLIC
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050043473
10910587
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 12
Reel/Frame:015550/0525   Pages: 3
Recorded: 07/08/2004
Attorney Dkt #:246836
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WIESE, HARM
Exec Dt:
06/07/2004
2
CENTNER, ALEXANDER
Exec Dt:
06/07/2004
3
KIRSCH, STEFAN
Exec Dt:
06/07/2004
4
SCHMIDT, MARCO
Exec Dt:
06/07/2004
5
PIETSCH, INES
Exec Dt:
06/07/2004
6
LAUBENDER, MATTHIAS
Exec Dt:
06/07/2004
Assignee
1
BASF AKTIENGESELLSCHAFT
CARL-BOSCH-STRASSE
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040156994
10739001
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 13
Reel/Frame:018874/0678   Pages: 3
Recorded: 02/09/2007
Attorney Dkt #:289264US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIRSCH, STEFAN
Exec Dt:
11/22/2004
2
SCHUMACHER, KARL-HEINZ
Exec Dt:
11/22/2004
3
CENTNER, ALEXANDER
Exec Dt:
11/22/2004
Assignee
1
BASF AKTIENGESELLSCHAFT
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070082994
10579096
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 14
Reel/Frame:023008/0159   Pages: 4
Recorded: 07/27/2009
Attorney Dkt #:293249US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
URBAN, DIETER
Exec Dt:
02/01/2005
2
SCHWALM, REINHOLD
Exec Dt:
02/01/2005
3
KIRSCH, STEFAN
Exec Dt:
02/01/2005
4
EXNER, KAI MICHAEL
Exec Dt:
02/01/2005
5
CENTNER, ALEXANDER
Exec Dt:
02/01/2005
Assignee
1
BASF AKTIENGESELLSCHAFT
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090215925
10585877
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 15
Reel/Frame:017068/0685   Pages: 3
Recorded: 10/07/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
URBAN, DIETER
Exec Dt:
08/30/2005
2
CENTNER, ALEXANDER
Exec Dt:
09/06/2005
3
BURGHART, ARMIN
Exec Dt:
08/19/2005
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7892373
US20070039679
11206912
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 16
Reel/Frame:020049/0918   Pages: 4
Recorded: 11/01/2007
Attorney Dkt #:316265US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CENTNER, ALEXANDER
Exec Dt:
05/12/2006
2
ARISANDY, CHRISTOFER
Exec Dt:
05/17/2006
3
FLICK, DIETER
Exec Dt:
05/15/2006
4
RUCKPAUL, MARKUS
Exec Dt:
05/19/2006
5
SEIBERT, HORST
Exec Dt:
05/12/2006
Assignee
1
BASF AKTIENGESELLSCHAFT
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080171830
11913329
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 17
Reel/Frame:021944/0574   Pages: 3
Recorded: 12/04/2008
Attorney Dkt #:334925US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WILDESON, JACOB
Exec Dt:
02/04/2008
2
CENTNER, ALEXANDER
Exec Dt:
02/15/2008
3
SEIBERT, HORST
Exec Dt:
02/15/2008
Assignee
1
BASF SE
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8398810
US20090199965
12302804
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 18
Reel/Frame:027784/0498   Pages: 3
Recorded: 02/29/2012
Attorney Dkt #:394698US99
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KRUEGER, CHRISTIAN
Exec Dt:
11/10/2011
2
CENTNER, ALEXANDER
Exec Dt:
11/10/2011
3
LABISCH, OLIVER
Exec Dt:
11/10/2011
Assignee
1
BASF SE
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120225978
13408146
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 19
Reel/Frame:041852/0989   Pages: 4
Recorded: 04/05/2017
Attorney Dkt #:480532US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CENTNER, ALEXANDER
Exec Dt:
03/21/2017
2
KRUEGER, CHRISTIAN
Exec Dt:
03/16/2017
3
WILMS, VALERIE
Exec Dt:
03/20/2017
Assignee
1
BASF SE
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170210895
15324956
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 20
Reel/Frame:051638/0041   Pages: 5
Recorded: 01/28/2020
Attorney Dkt #:527986US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JAHNS, EKKEHARD
Exec Dt:
05/30/2018
2
CENTNER, ALEXANDER
Exec Dt:
08/15/2018
Assignee
1
BASF SE
.
LUDWIGSHAFEN AM RHEIN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200207670
16634600
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 21
Reel/Frame:054746/0273   Pages: 9
Recorded: 12/24/2020
Attorney Dkt #:074008-2069-US-000061
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHMIDT, MARCO
Exec Dt:
10/05/2018
2
CENTNER, ALEXANDER
Exec Dt:
02/11/2019
3
SEIP, KLAUS
Exec Dt:
02/11/2019
4
SAUTER, DANIEL
Exec Dt:
06/14/2019
Assignee
1
BASF SE
CARL-BOSCH-STRASSE 38
LUDWIGSHAFEN AM RHEIN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11584689
US20210363062
17256035
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQUARE, SUITE 2000
PHILADELPHIA, PA 19103-6996

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