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Patent Assignment Assignor Details
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Assignor Name : KEMPFERT, DIRK
Total Assignments: 22
Assignment: 1
Reel/Frame:025866/0513   Pages: 3
Recorded: 02/25/2011
Attorney Dkt #:376373US99
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAMINSKY, TORBEN
Exec Dt:
11/04/2010
2
KEMPFERT, DIRK
Exec Dt:
11/05/2010
Assignee
1
BASF SE
CARL-BOSCH-STR. 38
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8455608
US20120059141
13035232
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 2
Reel/Frame:026480/0695   Pages: 3
Recorded: 06/20/2011
Attorney Dkt #:378341US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOUDOU, MARINE
Exec Dt:
04/19/2011
2
HENZE, OLIVER STEFFEN
Exec Dt:
04/14/2011
3
KEMPFERT, DIRK
Exec Dt:
04/14/2011
Assignee
1
BASF SE
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110245449
13073430
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 3
Reel/Frame:027132/0753   Pages: 5
Recorded: 10/27/2011
Attorney Dkt #:388289US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHEN, BIN-ERIC
Exec Dt:
03/28/2011
2
SCHAEFER, FRANK
Exec Dt:
05/02/2011
3
KEMPFERT, DIRK
Exec Dt:
05/03/2011
4
BAHR, CHRISTOPH
Exec Dt:
05/04/2011
5
SCHOLZ, GUENTER
Exec Dt:
05/03/2011
6
OHKUWA, TERUYA
Exec Dt:
02/21/2011
7
VALLO, MARTIN
Exec Dt:
05/06/2011
8
GUENTHER, CARSTEN
Exec Dt:
05/06/2011
9
SCHULZ, HARALD
Exec Dt:
05/09/2011
10
SUZUKI, YASUYUKI
Exec Dt:
02/21/2011
11
LIM, TIEN KUAN
Exec Dt:
04/25/2011
Assignee
1
BASF SE
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8993690
US20120041119
13266199
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 4
Reel/Frame:035193/0920   Pages: 11
Recorded: 03/18/2015
Attorney Dkt #:451003US106PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BUBOLZ, MARKUS
Exec Dt:
09/24/2013
2
HAEBERLE, KARL
Exec Dt:
09/30/2013
3
HENKE, KAI
Exec Dt:
10/11/2013
4
KEMPFERT, DIRK
Exec Dt:
10/18/2013
5
KRAEMER, MARKUS
Exec Dt:
11/06/2013
6
LAWRENZ, SVEN
Exec Dt:
11/08/2013
7
SCHAEFER, FRANK
Exec Dt:
10/17/2013
8
THOMAS, MARIA
Exec Dt:
10/30/2013
9
TREULING, ULRICH
Exec Dt:
11/05/2013
Assignee
1
BASF SE
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9416213
US20150232605
14429227
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 5
Reel/Frame:038296/0157   Pages: 8
Recorded: 04/15/2016
Attorney Dkt #:469056US99 PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHAEFER, FRANK
Exec Dt:
10/27/2014
2
MINDER, ERNST
Exec Dt:
10/28/2014
3
KEMPFERT, DIRK
Exec Dt:
10/24/2014
4
BAHR, CHRISTOPH
Exec Dt:
10/28/2014
5
HINRICHS, CORNELIA
Exec Dt:
11/05/2014
6
OLTMANNS, ANJA
Exec Dt:
10/27/2014
Assignee
1
BASF SE
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10692624
US20160260516
15029967
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 6
Reel/Frame:038290/0597   Pages: 8
Recorded: 04/15/2016
Attorney Dkt #:074014-0641(541517)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUTMANN, PETER
Exec Dt:
11/10/2014
2
DASCHIEIN, CHRISTIAN
Exec Dt:
11/11/2014
3
AHLERS, JURGEN
Exec Dt:
12/02/2014
4
MARTEN, ELKE
Exec Dt:
12/16/2014
5
KAMINSKY, TORBEN
Exec Dt:
12/11/2014
6
KEMPFERT, DIRK
Exec Dt:
12/12/2014
Assignee
1
BASF SE
//////
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11142625
US20160244587
15029686
Correspondence name and address
DRINKER BIDDLE & REATH LLP (WM)
222 DELAWARE AVENUE, STE. 1410
WILMINGTON, DE 19801-1621
Assignment: 7
Reel/Frame:039660/0018   Pages: 8
Recorded: 09/07/2016
Attorney Dkt #:473372US106PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DESBOIS, PHILIPPE
Exec Dt:
02/06/2015
2
HOLLMANN, RAJAN
Exec Dt:
02/20/2015
3
KEMPFERT, DIRK
Exec Dt:
02/27/2015
4
BRUCHMANN, BERND
Exec Dt:
03/10/2015
5
THIELBEER, FRANK
Exec Dt:
03/31/2015
6
MUELHAUPT, ROLF
Exec Dt:
02/09/2015
Assignee
1
BASF SE
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10329374
US20160340465
15114994
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 8
Reel/Frame:041190/0657   Pages: 6
Recorded: 02/07/2017
Attorney Dkt #:476802US106PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
POESELT, ELMAR
Exec Dt:
10/24/2016
2
NITSCHKE, DIETER
Exec Dt:
10/24/2016
3
LAHRMANN, BIRTE
Exec Dt:
10/25/2016
4
KEMPFERT, DIRK
Exec Dt:
10/28/2016
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFOERDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170233520
15128332
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 9
Reel/Frame:046785/0430   Pages: 6
Recorded: 09/05/2018
Attorney Dkt #:511777US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
POESELT, ELMAR
Exec Dt:
12/18/2017
2
KEMPFERT, DIRK
Exec Dt:
12/18/2017
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFOERDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11168175
US20180265621
15763146
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 10
Reel/Frame:049890/0288   Pages: 8
Recorded: 07/29/2019
Attorney Dkt #:524082US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROY, NABARUN
Exec Dt:
01/16/2018
2
LAMMERS, FIN
Exec Dt:
02/18/2019
3
KEMPFERT, DIRK
Exec Dt:
12/20/2017
4
POESELT, ELMAR
Exec Dt:
12/20/2017
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFOERDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11306177
US20190389999
16481709
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 11
Reel/Frame:049942/0375   Pages: 5
Recorded: 08/02/2019
Attorney Dkt #:513247US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HENZE, OLIVER STEFFEN
Exec Dt:
01/05/2018
2
KEMPFERT, DIRK
Exec Dt:
12/20/2017
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFOERDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11155709
US20180319981
15772947
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 12
Reel/Frame:049987/0041   Pages: 8
Recorded: 08/07/2019
Attorney Dkt #:523860US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROY, NABARUN
Exec Dt:
01/16/2018
2
POESELT, ELMAR
Exec Dt:
12/20/2017
3
KEMPFERT, DIRK
Exec Dt:
12/20/2017
4
LAMMERS, FIN
Exec Dt:
12/20/2017
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFOERDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190367660
16478701
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 13
Reel/Frame:047281/0873   Pages: 8
Recorded: 10/23/2018
Attorney Dkt #:515416US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PRISSOK, FRANK
Exec Dt:
12/21/2017
2
POESELT, ELMAR
Exec Dt:
01/03/2018
3
KEMPFERT, DIRK
Exec Dt:
12/21/2017
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFOERDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11267928
US20190055341
16078041
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 14
Reel/Frame:052294/0407   Pages: 10
Recorded: 04/02/2020
Attorney Dkt #:527828US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JAEHNIGEN, JULIA
Exec Dt:
12/21/2017
2
ROY, NABARUN
Exec Dt:
01/16/2018
3
POESELT, ELMAR
Exec Dt:
01/03/2018
4
PETROVIC, DEJAN
Exec Dt:
01/10/2018
5
KEMPFERT, DIRK
Exec Dt:
01/04/2018
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFOERDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11535697
US20200231739
16632230
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 15
Reel/Frame:052790/0030   Pages: 8
Recorded: 05/29/2020
Attorney Dkt #:530236US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HENZE, OLIVER STEFFEN
Exec Dt:
01/08/2018
2
KEMPFERT, DIRK
Exec Dt:
01/08/2018
3
MUEHREN, OLIVER
Exec Dt:
01/08/2018
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFOERDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11851523
US20200385511
16768408
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 16
Reel/Frame:053736/0654   Pages: 8
Recorded: 09/10/2020
Attorney Dkt #:532108US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PRISSOK, FRANK
Exec Dt:
11/03/2018
2
POESELT, ELMAR
Exec Dt:
04/03/2018
3
KEMPFERT, DIRK
Exec Dt:
03/26/2018
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFOERDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210040255
16979740
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 17
Reel/Frame:056746/0952   Pages: 10
Recorded: 07/02/2021
Attorney Dkt #:003607USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROY, NABARUN
Exec Dt:
05/23/2019
2
KEMPFERT, DIRK
Exec Dt:
02/11/2019
3
MUEHREN, OLIVER
Exec Dt:
02/11/2019
4
BERTELS, ALFONS
Exec Dt:
02/11/2019
5
HARTWIG, SEBASTIAN
Exec Dt:
02/20/2019
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFOERDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11377552
US20220041861
17420451
Correspondence name and address
GRUNEBERG AND MYERS PLLC
1775 TYSONS BLVD.
5TH FLOOR
TYSONS, VA 22102
Assignment: 18
Reel/Frame:053746/0919   Pages: 9
Recorded: 09/11/2020
Attorney Dkt #:532158US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PRISSOK, FRANK
Exec Dt:
03/20/2019
2
POESELT, ELMAR
Exec Dt:
04/03/2018
3
KEMPFERT, DIRK
Exec Dt:
02/12/2019
4
GOLDBECK, MATTHIAS
Exec Dt:
02/28/2019
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFOERDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210017326
16980084
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 19
Reel/Frame:056605/0085   Pages: 8
Recorded: 06/21/2021
Attorney Dkt #:003639USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PRISSOK, FRANK
Exec Dt:
03/28/2019
2
POESELT, ELMAR
Exec Dt:
03/21/2019
3
KEMPFERT, DIRK
Exec Dt:
03/20/2019
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFOERDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220073693
17416808
Correspondence name and address
GRUNEBERG AND MYERS PLLC
1775 TYSONS BLVD
5TH FLOOR
TYSONS, VA 22102
Assignment: 20
Reel/Frame:058363/0708   Pages: 10
Recorded: 12/10/2021
Attorney Dkt #:003846USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
POESELT, ELMAR
Exec Dt:
11/28/2019
2
TEPPER, CHRISTINA
Exec Dt:
11/28/2019
3
PRISSOK, FRANK
Exec Dt:
12/05/2019
4
KEMPFERT, DIRK
Exec Dt:
11/28/2019
5
SCHMIDT, LISA MARIE
Exec Dt:
11/29/2019
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFOERDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220267553
17596435
Correspondence name and address
GRUNEBERG AND MYERS PLLC
1775 TYSONS BLVD
5TH FLOOR
TYSONS, VA 22102
Assignment: 21
Reel/Frame:062973/0574   Pages: 9
Recorded: 03/14/2023
Attorney Dkt #:004725USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HENZE, OLIVER STEFFEN
Exec Dt:
11/23/2020
2
KEMPFERT, DIRK
Exec Dt:
07/20/2020
3
SPREEN, REBECCA
Exec Dt:
08/03/2020
4
LANGE, TANJA
Exec Dt:
08/03/2020
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFOERDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230250219
18001700
Correspondence name and address
GRUNEBERG AND MYERS PLLC
1775 TYSONS BLVD
5TH FLOOR
TYSONS, VA 22102
Assignment: 22
Reel/Frame:064154/0406   Pages: 7
Recorded: 07/05/2023
Attorney Dkt #:005294USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DOHMEN, STEPHAN
Exec Dt:
08/30/2021
2
KEMPFERT, DIRK
Exec Dt:
12/16/2020
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFOERDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230406987
18254088
Correspondence name and address
GRUNEBERG AND MYERS PLLC
1775 TYSONS BLVD
5TH FLOOR
TYSONS, VA 22102

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