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Patent Assignment Assignor Details
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Assignor Name : BOKERN, STEFAN
Total Assignments: 15
Assignment: 1
Reel/Frame:027126/0579   Pages: 8
Recorded: 10/26/2011
Attorney Dkt #:31842/46415
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GREINER, ANDREAS
Exec Dt:
09/07/2011
2
AGARWALL, SEEMA
Exec Dt:
09/08/2011
3
SCHMIDT, JULIA
Exec Dt:
09/13/2011
4
BOKERN, STEFAN
Exec Dt:
09/13/2011
Assignee
1
PHILIPPS-UNIVERSITAET MARBURG
BIEGENSTRASSE 10
MARBURG, GERMANY 35037
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120302703
13147146
Correspondence name and address
MARSHALL, GERSTEIN & BORUN LLP
233 SOUTH WACKER DRIVE
6300 WILLIS TOWER
CHICAGO, IL 60606-6357
Assignment: 2
Reel/Frame:038447/0892   Pages: 6
Recorded: 05/03/2016
Attorney Dkt #:470673US106PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PRISSOK, FRANK
Exec Dt:
11/12/2014
2
HARTWIG, SEBASTIAN
Exec Dt:
11/17/2014
3
BOKERN, STEFAN
Exec Dt:
11/17/2014
4
LIESE, JULIA
Exec Dt:
11/21/2014
Assignee
1
BASF SE
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10611872
US20160304659
15034116
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 3
Reel/Frame:041382/0941   Pages: 7
Recorded: 02/27/2017
Attorney Dkt #:27843-1052 0000076841US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOKERN, STEFAN
Exec Dt:
10/05/2015
2
COPPENS, PIERRE
Exec Dt:
10/13/2015
3
BOLZE, PATRICK
Exec Dt:
10/05/2015
4
MATHIEU, THOMAS
Exec Dt:
10/06/2015
5
MELLOH, CAROLA
Exec Dt:
10/06/2015
Assignee
1
BASF SE
CARL-BOSCH-STRASSE 38
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10370480
US20170260320
15506916
Correspondence name and address
PATENT DOCKET DEPARTMENT ARMSTRONG TEASD
7700 FORSYTH BOULEVARD
SUITE 1800
ST. LOUIS, MO 63105
Assignment: 4
Reel/Frame:041209/0836   Pages: 7
Recorded: 02/09/2017
Attorney Dkt #:476806US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOKERN, STEFAN
Exec Dt:
10/18/2016
2
PRISSOK, FRANK
Exec Dt:
12/17/2016
3
HARTWIG, SEBASTIAN
Exec Dt:
10/12/2016
4
POESELT, ELMAR
Exec Dt:
10/12/2016
5
GOESCHEL, JULIA
Exec Dt:
10/18/2016
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFOERDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170173854
15129540
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 5
Reel/Frame:043702/0916   Pages: 8
Recorded: 09/26/2017
Attorney Dkt #:507691US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOKERN, STEFAN
Exec Dt:
09/12/2017
2
PRISSOK, FRANK
Exec Dt:
06/01/2017
3
HARTWIG, SEBASTIAN
Exec Dt:
09/13/2017
4
POESELT, ELMAR
Exec Dt:
05/23/2017
5
GOESCHEL, JULIA
Exec Dt:
05/23/2017
6
KEPPELER, UWE
Exec Dt:
05/22/2017
Assignee
1
BASF SE
.
LUDWIGSHAFEN, GERMANY 67056
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10563004
US20180086871
15561747
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 6
Reel/Frame:044394/0761   Pages: 7
Recorded: 12/14/2017
Attorney Dkt #:507691US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOKERN, STEFAN
Exec Dt:
09/12/2017
2
PRISSOK, FRANK
Exec Dt:
06/01/2017
3
HARTWIG, SEBASTIAN
Exec Dt:
09/13/2017
4
POESELT, ELMAR
Exec Dt:
05/23/2017
5
GOESCHEL, JULIA
Exec Dt:
05/23/2017
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFOERDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10563004
US20180086871
15561747
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 7
Reel/Frame:044711/0994   Pages: 5
Recorded: 01/24/2018
Attorney Dkt #:27843-1209 0000078399US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GOESCHEL, JULIA
Exec Dt:
11/27/2017
2
STOLL, RAGNAR
Exec Dt:
12/04/2017
3
BOKERN, STEFAN
Exec Dt:
01/11/2018
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFÖRDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10781284
US20180148536
15576135
Correspondence name and address
PATENT DOCKET DEPARTMENT ARMSTRONG TEASD
7700 FORSYTH BOULEVARD
SUITE 1800
ST. LOUIS, MO 63105
Assignment: 8
Reel/Frame:060067/0714   Pages: 7
Recorded: 06/01/2022
Attorney Dkt #:27843-1874 170796US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIESE, JULIA
Exec Dt:
10/14/2019
2
BOKERN, STEFAN
Exec Dt:
10/09/2019
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFOERDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12319777
US20220298286
17634681
Correspondence name and address
ARMSTRONG TEASDALE LLP
7700 FORSYTH BLVD.
SUITE 1800
ST. LOUIS, MO 63105
Assignment: 9
Reel/Frame:059277/0324   Pages: 8
Recorded: 03/16/2022
Attorney Dkt #:074040-US-000018
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHATZ, WALDEMAR
Exec Dt:
10/29/2019
2
OTERO MARTINEZ, IRAN
Exec Dt:
10/29/2019
3
BOKERN, STEFAN
Exec Dt:
10/29/2019
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFÖRDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220340757
17760796
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQUARE, SUITE 2000
PHILADELPHIA, PA 67056
Assignment: 10
Reel/Frame:060133/0594   Pages: 9
Recorded: 06/08/2022
Attorney Dkt #:27843-1973 171112US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOKERN, STEFAN
Exec Dt:
03/10/2020
2
PENG-POEHLER, XUYUAN
Exec Dt:
03/10/2020
3
WANG, LI PING
Exec Dt:
03/12/2020
4
GU, YUAN YAN
Exec Dt:
03/19/2020
Assignee
1
BASF ADVANCED CHEMICALS CO., LTD
300 JIANG XIN SHA ROAD
SHANGHAI, CHINA 200137
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230021128
17782898
Correspondence name and address
ARMSTRONG TEASDALE LLP
7700 FORSYTH BLVD.
SUITE 1800
ST. LOUIS, MO 63105
Assignment: 11
Reel/Frame:061038/0038   Pages: 9
Recorded: 09/09/2022
Attorney Dkt #:074008-US-000450
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FAN, WEI ZHENG
Exec Dt:
08/06/2020
2
CHEN, LI
Exec Dt:
08/06/2020
3
BOKERN, STEFAN
Exec Dt:
08/05/2020
4
XU, WEN JIA
Exec Dt:
08/06/2020
Assignee
1
BASF ADVANCED CHEMICALS CO., LTD.
NO. 300, JIANG XIN SHA ROAD
SHANGHAI, CHINA 200137
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230117061
17910370
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQURE, SUITE 2000
PHILADELPHIA, PA 19103
Assignment: 12
Reel/Frame:062085/0782   Pages: 8
Recorded: 12/14/2022
Attorney Dkt #:074008-US-000500
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHATZ, WALDEMAR
Exec Dt:
10/22/2020
2
BOKERN, STEFAN
Exec Dt:
10/19/2020
3
OTERO MARTINEZ, IRAN
Exec Dt:
11/26/2020
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFÖRDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230250289
18010230
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQURE, SUITE 2000
PHILADELPHIA, PA 19103
Assignment: 13
Reel/Frame:062568/0403   Pages: 7
Recorded: 02/02/2023
Attorney Dkt #:074040-US-000037
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOKERN, STEFAN
Exec Dt:
10/19/2020
2
HUFNAGEL, MARTIN
Exec Dt:
10/15/2020
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFÖRDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230287166
18019255
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQURE, SUITE 2000
PHILADELPHIA, PA 19103
Assignment: 14
Reel/Frame:064916/0236   Pages: 5
Recorded: 09/15/2023
Attorney Dkt #:074008-US-000673
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
BOKERN, STEFAN
Exec Dt:
07/07/2021
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFÖRDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240174601
18282281
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH LLP (WM)
ATTN: INTELLECTUAL PROPERTY GROUP
ONE LOGAN SQURE, SUITE 2000
PHILADELPHIA, PA 19103
Assignment: 15
Reel/Frame:067386/0330   Pages: 9
Recorded: 05/13/2024
Attorney Dkt #:27843-2539 201963US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SDRUJKOWSKI, WALDEMAR
Exec Dt:
02/16/2022
2
BOKERN, STEFAN
Exec Dt:
02/17/2022
3
OTERO MARTINEZ, IRAN
Exec Dt:
02/18/2022
4
POESELT, ELMAR
Exec Dt:
02/18/2022
Assignee
1
BASF POLYURETHANES GMBH
ELASTOGRANSTRASSE 60
LEMFOERDE, GERMANY 49448
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20250002636
18709551
Correspondence name and address
CHRISTOPHER M. GOFF
ARMSTRONG TEASDALE LLP
7700 FORSYTH BLVD., SUITE 1800
ST. LOUIS, MO 63105

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