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Patent Assignment Assignor Details
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Assignor Name : MECKELNBURG, DIRK
Total Assignments: 19
Assignment: 1
Reel/Frame:010580/0749   Pages: 3
Recorded: 02/04/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
VOLKMER, DIETER
Exec Dt:
07/21/1999
2
SCHEY, PETER
Exec Dt:
07/21/1999
3
PLOETZ, HERBERT
Exec Dt:
07/21/1999
4
LANGHAUSER, FRANZ
Exec Dt:
07/05/1999
5
MECKELNBURG, DIRK
Exec Dt:
07/21/1999
6
KLEIN, HANS-JOSEF
Exec Dt:
07/21/1999
7
BERGNER, MICHAEL
Exec Dt:
07/21/1999
8
OELZE, JUERGEN
Exec Dt:
07/21/1999
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN
GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6599931
NONE
09396363
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE. N.W.
WASHINGTON, D.C. 20036
Assignment: 2
Reel/Frame:010950/0017   Pages: 5
Recorded: 06/19/2000
Conveyance: CORRECTIVE ASSIGNMENT TO CHANGE THE SERIAL NUMBER PREVIOUSLY RECORDED AT REEL 10580 FRAME 0743.
Assignors
1
VOLKMER, DIETER
Exec Dt:
07/21/1999
2
SCHEY, PETER
Exec Dt:
07/21/1999
3
PLOETZ, HERBERT
Exec Dt:
07/21/1999
4
LANGHAUSER, FRANZ
Exec Dt:
07/05/1999
5
MECKELNBURG, DIRK
Exec Dt:
07/21/1999
6
KLEIN, HANS-JOSEF
Exec Dt:
07/21/1999
7
BERGNER, MICHAEL
Exec Dt:
07/21/1999
8
OELZE, JUERGEN
Exec Dt:
07/21/1999
Assignee
1
BASF AKTIENGESELLSCHAFT
67056 LUDWIGSHAFEN, GERMANY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6149295
NONE
09400844
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1101 CONNECTICUT AVE., N.W.
WASHINGTON, D.C. 20036
Assignment: 3
Reel/Frame:014353/0468   Pages: 6
Recorded: 07/15/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BIDELL, WOLFGANG
Exec Dt:
01/22/2003
2
LUTZ, GERALD
Exec Dt:
02/13/2003
3
LANGHAUSER, FRANZ
Exec Dt:
02/04/2003
4
SCHERER, GUENTHER
Exec Dt:
01/22/2003
5
MECKELNBURG, DIRK
Exec Dt:
01/22/2003
6
OELZE, JUERGEN
Exec Dt:
02/18/2003
7
GERBIG, HANS-JUERGEN
Exec Dt:
01/22/2003
8
HUEHNERBEN, JUERGEN
Exec Dt:
04/02/2003
Assignee
1
BASELL POLIOLEFINE ITALIA S.P.A.
VIA PERGOLESI
25-20124 MILANO, ITALY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040021080
10362055
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1350 CONNECTICUT AVE., N.W.
WASHINGTON, DC 20036
Assignment: 4
Reel/Frame:014376/0838   Pages: 6
Recorded: 07/09/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BIDELL, WOLFGANG
Exec Dt:
01/22/2003
2
LUTZ, GERALD
Exec Dt:
02/13/2003
3
LANGHAUSER, FRANZ
Exec Dt:
02/04/2003
4
SCHERER, GUENTHER
Exec Dt:
01/22/2003
5
MECKELNBURG, DIRK
Exec Dt:
01/22/2003
6
OELZE, JUERGEN
Exec Dt:
02/18/2003
7
GERBIG, HANS-JUERGEN
Exec Dt:
01/22/2003
8
HUEHNERBEN, JUERGEN
Exec Dt:
04/02/2003
Assignee
1
BASELL POLIOLEFINE ITALIA S.P.A.
VIA PERGOLESI 25
20124 MILANO, ITALY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040044148
10380549
Correspondence name and address
KEIL & WEINKAUF
HERBERT B. KEIL
1350 CONNECTICUT AVE., N.W.
WASHINGTON, DC 20036
Assignment: 5
Reel/Frame:020310/0612   Pages: 4
Recorded: 01/03/2008
Attorney Dkt #:320152US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HERWIG, STEPHAN
Exec Dt:
08/22/2006
2
OSTROWSKI, THOMAS
Exec Dt:
09/09/2006
3
MECKELNBURG, DIRK
Exec Dt:
09/05/2006
4
LOEFFLER, ACHIM
Exec Dt:
09/04/2006
5
JOVANOVIC, RENATA
Exec Dt:
09/12/2006
6
WEINLE, WERNER
Exec Dt:
10/09/2006
Assignee
1
BASF AKTIENGESELLSCHAFT
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7723465
US20080214778
11994507
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 6
Reel/Frame:025656/0986   Pages: 4
Recorded: 01/19/2011
Attorney Dkt #:335420US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OSTROWSKI, THOMAS
Exec Dt:
01/09/2008
2
ADAM, JOHANNES
Exec Dt:
01/03/2008
3
MECKELNBURG, DIRK
Exec Dt:
01/15/2008
4
MAHN, ULRIKE
Exec Dt:
01/15/2008
5
JOVANOVIC, RENATA
Exec Dt:
01/15/2008
6
LOEFFLER, ACHIM
Exec Dt:
01/18/2008
Assignee
1
BASF SE
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090292147
12303477
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 7
Reel/Frame:026414/0218   Pages: 3
Recorded: 06/09/2011
Attorney Dkt #:13156*338
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LUINSTRA, GERRIT
Exec Dt:
11/20/2008
2
BECKER, FLORIAN
Exec Dt:
12/02/2008
3
MULLER, MATTHIAS
Exec Dt:
12/02/2008
4
MECKELNBURG, DIRK
Exec Dt:
12/03/2008
5
ABMANN, JENS
Exec Dt:
12/08/2008
Assignee
1
BASF SE
CARL-BOSCH-STRASSE; GVX-C006
LUDWIGSHAFEN, GERMANY D-67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8022146
US20100261831
12742843
Correspondence name and address
ASHLEY I. PEZZNER
1007 NORTH ORANGE STREET
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 8
Reel/Frame:022272/0037   Pages: 4
Recorded: 02/18/2009
Attorney Dkt #:335420US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OSTROWSKI, THOMAS
Exec Dt:
01/20/2009
2
ADAM, JOHANNES
Exec Dt:
01/08/2009
3
MECKELNBURG, DIRK
Exec Dt:
01/23/2009
4
MAHN, ULRIKE
Exec Dt:
02/01/2009
5
JOVANOVIC, RENATA
Exec Dt:
02/06/2009
6
LOEFFLER, ACHIM
Exec Dt:
01/23/2009
Assignee
1
BASF SE
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090292147
12303477
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 9
Reel/Frame:024419/0552   Pages: 4
Recorded: 05/21/2010
Attorney Dkt #:359394US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LOEFFLER, ACHIM
Exec Dt:
01/07/2009
2
SCHAUSS, ECKARD
Exec Dt:
01/09/2009
3
SCHOPOHL, MATTHIAS
Exec Dt:
12/19/2008
4
MECKELNBURG, DIRK
Exec Dt:
01/28/2009
Assignee
1
BASF SE
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100261870
12743116
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 10
Reel/Frame:027631/0458   Pages: 5
Recorded: 02/01/2012
Attorney Dkt #:392943US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHOPOHL, MATTHIAS
Exec Dt:
08/26/2010
2
OSTROWSKI, THOMAS
Exec Dt:
09/01/2010
3
MECKELNBURG, DIRK
Exec Dt:
09/03/2010
4
JOVANOVIC, RENATA
Exec Dt:
09/10/2010
5
LOEFFLER, ACHIM
Exec Dt:
09/06/2010
6
PALLASCH, HANS-JUERGEN
Exec Dt:
09/13/2010
7
FRIESE, THORSTEN
Exec Dt:
09/23/2010
8
SCHAUSS, ECKARD
Exec Dt:
09/06/2010
9
SZESCHKUS, SUSANNE
Exec Dt:
09/20/2010
10
CHILEKAR, VINIT
Exec Dt:
09/03/2010
11
SCHWARZ, HANS VOLKMAR
Exec Dt:
10/26/2010
Assignee
1
BASF SE
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120130134
13387540
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 11
Reel/Frame:028118/0230   Pages: 4
Recorded: 04/27/2012
Attorney Dkt #:33064*19
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WEBER, MARTIN
Exec Dt:
12/01/2010
2
ITTEMANN, PETER
Exec Dt:
12/08/2010
3
GOTTSCHALK, AXEL
Exec Dt:
12/10/2010
4
NIEDERMAIER, BERND
Exec Dt:
12/14/2010
5
REINHARD, BIRGIT
Exec Dt:
11/17/2010
6
MECKELNBURG, DIRK
Exec Dt:
12/03/2010
Assignee
1
BASF SE
-----
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120214889
13504576
Correspondence name and address
ASHLEY I. PEZZNER
1007 N. ORANGE STREET
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 12
Reel/Frame:028578/0015   Pages: 11
Recorded: 07/18/2012
Attorney Dkt #:402076US99
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHILEKAR, VINIT
Exec Dt:
04/20/2012
2
BEY, OLIVER
Exec Dt:
04/26/2012
3
BRODHAGEN, ANDREAS
Exec Dt:
07/05/2012
4
LOEFFLER, ACHIM
Exec Dt:
05/03/2012
5
AHMADNIAN, FATEMEH
Exec Dt:
05/24/2012
6
BOEHLING, RALF
Exec Dt:
04/26/2012
7
GROSSMANN, CHRISTOPH
Exec Dt:
05/03/2012
8
KAMMEL, ULRICH
Exec Dt:
04/20/2012
9
ADELMANN, RONALD
Exec Dt:
04/26/2012
10
OSTROWSKI, THOMAS
Exec Dt:
04/26/2012
11
JOSHI, MILIND
Exec Dt:
04/26/2012
12
WATERS, GERRIT
Exec Dt:
04/26/2012
13
MECKELNBURG, DIRK
Exec Dt:
05/10/2012
Assignee
1
BASF SE
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8957257
US20130023700
13551936
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 13
Reel/Frame:032389/0553   Pages: 8
Recorded: 03/10/2014
Attorney Dkt #:13111*306
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KORY, GAD
Exec Dt:
02/06/2014
2
BIEDASEK, SILKE
Exec Dt:
02/10/2014
3
EL-TOUFAILI, FAISSAL-ALI
Exec Dt:
02/06/2014
4
STAMMER, ACHIM
Exec Dt:
02/06/2014
5
LANG, REINHARD
Exec Dt:
02/10/2014
6
MECKELNBURG, DIRK
Exec Dt:
02/06/2014
Assignee
1
BASF SE
-----
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140256887
14199436
Correspondence name and address
ASHLEY I. PEZZNER
1007 N. ORANGE STREET
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 14
Reel/Frame:054339/0393   Pages: 16
Recorded: 11/11/2020
Attorney Dkt #:074008-1938-US-599125
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LOESCH, DENNIS
Exec Dt:
07/03/2018
2
ZIMMERMANN, TOBIAS
Exec Dt:
07/03/2018
3
SPRAFKE, HAZEL
Exec Dt:
07/03/2018
4
MECKELNBURG, DIRK
Exec Dt:
07/03/2018
5
OSTERMAYR, MARKUS
Exec Dt:
08/14/2018
6
EL-TOUFAILI, FAISSAL-ALI
Exec Dt:
08/14/2018
Assignee
1
BASF SE
CARL-BOSCH-STRASSE 38
LUDWIGSHAFEN AM RHEIN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11634516
US20210070904
16759223
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQUARE, SUITE 2000
PHILADELPHIA, PA 19103-6996
Assignment: 15
Reel/Frame:054339/0891   Pages: 16
Recorded: 11/11/2020
Attorney Dkt #:074008-1940-US-599178
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SPRAFKE, HAZEL
Exec Dt:
07/03/2018
2
OSTERMAYR, MARKUS
Exec Dt:
08/06/1997
3
ZIMMERMANN, TOBIAS
Exec Dt:
07/03/2018
4
MECKELNBURG, DIRK
Exec Dt:
07/03/2018
5
LOESCH, DENNIS
Exec Dt:
07/03/2018
6
EL-TOUFAILI, FAISSAL-ALI
Exec Dt:
08/14/2018
Assignee
1
BASF SE
CARL-BOSCH-STRASSE 38
LUDWIGSHAFEN AM RHEIN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11629205
US20210179758
16759179
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE
PHILADELPHIA, PA 19103-6996
Assignment: 16
Reel/Frame:054368/0289   Pages: 16
Recorded: 11/14/2020
Attorney Dkt #:074008-1941-US-599459
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SPRAFKE, HAZEL
Exec Dt:
07/03/2018
2
ZIMMERMANN, TOBIAS
Exec Dt:
07/03/2018
3
MECKELNBURG, DIRK
Exec Dt:
07/03/2018
4
LOESCH, DENNIS
Exec Dt:
07/03/2018
5
OSTERMAYR, MARKUS
Exec Dt:
08/14/2018
6
EL-TOUFAILI, FASISSAL-ALI
Exec Dt:
08/14/2018
Assignee
1
BASF SE
CARL-BOSCH-STRASSE 38
LUDWIGSHAFEN AM RHEIN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11634515
US20200283675
16759158
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQUARE, SUITE 2000
PHILADELPHIA, PA 19103-6996
Assignment: 17
Reel/Frame:048939/0542   Pages: 14
Recorded: 04/19/2019
Attorney Dkt #:516929US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JECK, SANDRA
Exec Dt:
08/20/2018
2
SOETJE, OLIVER
Exec Dt:
08/17/2018
3
BRINGMANN, TOBIAS
Exec Dt:
08/15/2018
4
FONSECA ZEPEDA, GABRIELA EUGENIA
Exec Dt:
08/22/2018
5
MECKELNBURG, DIRK
Exec Dt:
08/15/2018
6
LOESCH, DENNIS
Exec Dt:
08/16/2018
7
EL-TOUFAILI, FAISSAL-ALI
Exec Dt:
01/31/2019
8
SCHUBE, BERND
Exec Dt:
08/15/2018
9
OSTERMAYR, MARKUS
Exec Dt:
08/27/2018
10
SPRAFKE, HAZEL
Exec Dt:
08/22/2018
Assignee
1
BASF SE
.
LUDWIGSHAFEN AM RHEIN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10927222
US20190292330
16096515
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 18
Reel/Frame:049254/0383   Pages: 14
Recorded: 05/22/2019
Attorney Dkt #:516978US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SPRAFKE, HAZEL
Exec Dt:
08/24/2018
2
EL-TOUFAILI, FAISSAL-ALI
Exec Dt:
08/24/2018
3
BRINGMANN, TOBIAS
Exec Dt:
08/24/2018
4
FONSECA ZEPEDA, GABRIELA EUGENIA
Exec Dt:
08/24/2018
5
JECK, SANDRA
Exec Dt:
08/24/2018
6
LOESCH, DENNIS
Exec Dt:
08/24/2018
7
MECKELNBURG, DIRK
Exec Dt:
08/27/2018
8
OSTERMAYR, MARKUS
Exec Dt:
08/27/2018
9
SCHUBE, BERND
Exec Dt:
09/05/2018
10
SOETJE, OLIVER
Exec Dt:
08/24/2018
Assignee
1
BASF SE
.
LUDWIGSHAFEN AM RHEIN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190144574
16096169
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 19
Reel/Frame:049316/0092   Pages: 14
Recorded: 05/30/2019
Attorney Dkt #:517397US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SPRAFKE, HAZEL
Exec Dt:
08/24/2018
2
EL-TOUFAILI, FAISSAL-ALI
Exec Dt:
11/09/2018
3
BRINGMANN, TOBIAS
Exec Dt:
08/24/2018
4
FONSECA ZEPEDA, GABRIELA EUGENIA
Exec Dt:
08/24/2018
5
JECK, SANDRA
Exec Dt:
08/24/2018
6
LOESCH, DENNIS
Exec Dt:
08/24/2018
7
MECKELNBURG, DIRK
Exec Dt:
08/27/2018
8
OSTERMAYR, MARKUS
Exec Dt:
08/27/2018
9
SCHUBE, BERND
Exec Dt:
09/05/2018
10
SOETJE, OLIVER
Exec Dt:
08/24/2018
Assignee
1
BASF SE
.
LUDWIGSHAFEN AM RHEIN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190153300
16096229
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314

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