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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : SIEGEL, SVEN
Total Assignments: 27
Assignment: 1
Reel/Frame:015601/0879   Pages: 4
Recorded: 07/26/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/27/2003
2
Exec Dt:
10/30/2003
Assignee
1
MUEHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10476828
Correspondence name and address
PENDORF & CUTLIFF
CHRISTOPHER J. KAY
5111 MEMORIAL HIGHWAY
TAMPA, FL 33634-7356
Assignment: 2
Reel/Frame:021634/0525   Pages: 6
Recorded: 10/06/2008
Attorney Dkt #:15637-00048-US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/17/2008
2
Exec Dt:
09/17/2008
3
Exec Dt:
09/15/2008
Assignee
1
MUEHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12186883
Correspondence name and address
SHAWNNA ANDERSON
1875 EYE STREET, NW
SUITE 1100
WASHINGTON, DC 20006
Assignment: 3
Reel/Frame:022154/0095   Pages: 5
Recorded: 01/26/2009
Attorney Dkt #:15637-00003-US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/16/2008
2
Exec Dt:
12/11/2008
3
Exec Dt:
12/12/2008
4
Exec Dt:
01/06/2009
Assignee
1
MUEHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
12326438
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ LLP
1875 EYE STREET, N.W.
SUITE 1100
WASHINGTON, DC 20006
Assignment: 4
Reel/Frame:022874/0179   Pages: 6
Recorded: 06/25/2009
Attorney Dkt #:15637-00067-US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
03/23/2009
Assignee
1
MUEHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
12374060
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ LLP
1875 EYE STREET, N.W.
SUITE 1100
WASHINGTON, DC 20006
Assignment: 5
Reel/Frame:023818/0242   Pages: 4
Recorded: 01/20/2010
Attorney Dkt #:15637-00094-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/17/2009
Assignee
1
MUHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12624107
Correspondence name and address
R. JAMES BALLS
CONNOLLY BOVE LODGE & HUTZ LLP
1875 EYE STREET NW, SUITE 1100
WASHINGTON, DC 20006
Assignment: 6
Reel/Frame:025485/0222   Pages: 5
Recorded: 12/09/2010
Attorney Dkt #:15637-00124-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/18/2010
2
Exec Dt:
11/24/2010
3
Exec Dt:
12/03/2010
Assignee
1
MUEHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12896014
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ LLP
1875 EYE STREET, N.W.
SUITE 1100
WASHINGTON, DC 20006
Assignment: 7
Reel/Frame:027456/0686   Pages: 4
Recorded: 12/29/2011
Attorney Dkt #:15637-00164-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/07/2011
Assignee
1
MUHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13287517
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ LLP
1007 NORTH ORANGE STREET
WILMINGTON, DE 19801
Assignment: 8
Reel/Frame:029794/0877   Pages: 4
Recorded: 02/12/2013
Attorney Dkt #:1507-15 PCT US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
12/11/2012
Assignee
1
MUHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13700205
Correspondence name and address
DILWORTH & BARRESE, LLP
1000 WOODBURY ROAD., SUITE 405
WOODBURY, NY 11797
Assignment: 9
Reel/Frame:029795/0100   Pages: 4
Recorded: 02/12/2013
Attorney Dkt #:1507-23
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/17/2013
2
Exec Dt:
01/17/2013
3
Exec Dt:
01/17/2013
Assignee
1
MUHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13728219
Correspondence name and address
DILWORTH & BARRESE, LLP
1000 WOODBURY ROAD
SUITE 405
WOODBURY, NY 11797
Assignment: 10
Reel/Frame:032184/0376   Pages: 4
Recorded: 02/10/2014
Attorney Dkt #:1507-40
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/05/2014
2
Exec Dt:
02/02/2014
3
Exec Dt:
02/05/2014
Assignee
1
MÜHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14075406
Correspondence name and address
DILWORTH & BARRESE, LLP
1000 WOODBURY ROAD
SUITE 405
WOODBURY, NY 11797
Assignment: 11
Reel/Frame:035498/0804   Pages: 3
Recorded: 04/27/2015
Attorney Dkt #:1507-93
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/27/2015
2
Exec Dt:
03/06/2015
3
Exec Dt:
02/27/2015
Assignee
1
MUHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14398320
Correspondence name and address
DILWORTH & BARRESE, LLP DILWORTH & BARRE
1000 WOODBURY ROAD
SUITE 405
WOODBURY, NY 11797
Assignment: 12
Reel/Frame:035477/0225   Pages: 5
Recorded: 04/23/2015
Attorney Dkt #:1507-102
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/23/2015
2
Exec Dt:
04/08/2015
3
Exec Dt:
02/26/2015
4
Exec Dt:
04/13/2015
5
Exec Dt:
04/13/2015
Assignee
1
MUHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14420045
Correspondence name and address
DILWORTH & BARRESE, LLP
1000 WOODBURY ROAD, SUITE 405
WOODBURY, NY 11797
Assignment: 13
Reel/Frame:036579/0411   Pages: 4
Recorded: 09/16/2015
Attorney Dkt #:1507-116
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/03/2015
2
Exec Dt:
07/03/2015
3
Exec Dt:
07/09/2015
4
Exec Dt:
07/02/2015
5
Exec Dt:
07/02/2015
6
Exec Dt:
07/07/2015
Assignee
1
MUHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14651490
Correspondence name and address
DILWORTH & BARRESE, LLP
1000 WOODBURY ROAD
SUITE 405
WOODBURY, NY 11797
Assignment: 14
Reel/Frame:036578/0747   Pages: 3
Recorded: 09/16/2015
Attorney Dkt #:1507-51
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/07/2015
2
Exec Dt:
07/07/2015
3
Exec Dt:
01/07/2015
Assignee
1
MUHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14672843
Correspondence name and address
DILWORTH & BARRESE, LLP
1000 WOODBURY ROAD
SUITE 405
WOODBURY, NY 11797
Assignment: 15
Reel/Frame:043056/0277   Pages: 5
Recorded: 07/20/2017
Attorney Dkt #:085158-558183
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/09/2017
2
Exec Dt:
02/07/2017
3
Exec Dt:
02/02/2017
4
Exec Dt:
02/02/2017
Assignee
1
MÜHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
15324600
Correspondence name and address
POLSINELLI PC (DC OFFICE)
1000 LOUISIANA STREET
FIFTY-THIRD FLOOR
HOUSTON, TX 77002
Assignment: 16
Reel/Frame:043056/0719   Pages: 5
Recorded: 07/20/2017
Attorney Dkt #:085158-558185
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/09/2017
2
Exec Dt:
02/07/2017
3
Exec Dt:
02/02/2017
4
Exec Dt:
02/02/2017
Assignee
1
MÜHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15324545
Correspondence name and address
POLSINELLI PC (DC OFFICE)
1000 LOUISIANA STREET
FIFTY-THIRD FLOOR
HOUSTON, TX 77002
Assignment: 17
Reel/Frame:042422/0244   Pages: 3
Recorded: 05/18/2017
Attorney Dkt #:1507-189
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/10/2017
2
Exec Dt:
05/11/2017
3
Exec Dt:
05/11/2017
4
Exec Dt:
05/15/2017
Assignee
1
MUHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
15509053
Correspondence name and address
DILWORTH & BARRESE, LLP
1000 WOODBURY ROAD
SUITE 405
WOODBURY, NY 11797
Assignment: 18
Reel/Frame:043903/0131   Pages: 3
Recorded: 10/19/2017
Attorney Dkt #:1507-203
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/05/2017
2
Exec Dt:
09/06/2017
3
Exec Dt:
09/07/2017
4
Exec Dt:
09/11/2017
Assignee
1
MUHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15552627
Correspondence name and address
DILWORTH & BARRESE, LLP
1000 WOODBURY ROAD
SUITE 405
WOODBURY, NY 11797
Assignment: 19
Reel/Frame:046261/0639   Pages: 3
Recorded: 07/03/2018
Attorney Dkt #:1507-232
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/12/2018
2
Exec Dt:
06/07/2018
3
Exec Dt:
06/26/2018
4
Exec Dt:
06/01/2018
Assignee
1
MUHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15756385
Correspondence name and address
DILWORTH & BARRESE, LLP
1000 WOODBURY ROAD
SUITE 405
WOODBURY, NY 11797
Assignment: 20
Reel/Frame:046599/0345   Pages: 3
Recorded: 08/09/2018
Attorney Dkt #:1507-244
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/30/2018
2
Exec Dt:
08/08/2018
Assignee
1
MUHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
15778771
Correspondence name and address
DILWORTH & BARRESE, LLP
1000 WOODBURY ROAD, SUITE 405
WOODBURY, NY 11797
Assignment: 21
Reel/Frame:048254/0707   Pages: 5
Recorded: 02/06/2019
Attorney Dkt #:15909-016US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/13/2018
2
Exec Dt:
12/13/2018
3
Exec Dt:
12/13/2018
Assignee
1
MÜHLENFELDSTRAβE 1
HOLXMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16099082
Correspondence name and address
BEUSSE WOLTER SANKS & MAIRE PLLC
390 N. ORANGE AVE., SUITE 2500
ORLANDO, FL 32801
Assignment: 22
Reel/Frame:049886/0385   Pages: 18
Recorded: 07/29/2019
Attorney Dkt #:085158-619789
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/29/2019
2
Exec Dt:
06/20/2019
3
Exec Dt:
05/31/2019
4
Exec Dt:
05/29/2019
5
Exec Dt:
04/15/2019
Assignees
1
MÜHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
2
51 CHONGFU ROAD, NANJING CHEMICAL INDUSTRIAL PARK
NANJING CITY, CHINA 210047
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16337467
Correspondence name and address
POLSINELLI PC (DC OFFICE)
1000 LOUISIANA STREET
SUITE 6400
HOUSTON, TX 77002
Assignment: 23
Reel/Frame:053572/0795   Pages: 18
Recorded: 08/24/2020
Attorney Dkt #:085158-619789C
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/29/2019
2
Exec Dt:
06/20/2019
3
Exec Dt:
05/31/2019
4
Exec Dt:
05/29/2019
5
Exec Dt:
04/15/2019
Assignees
1
MÜHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
2
51 CHONGFU ROAD, NANJING CHEMICAL INDUSTRIAL PARK
NANJING CITY, CHINA 210047
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
17000506
Correspondence name and address
POLSINELLI PC (DC OFFICE)
1000 LOUISIANA STREET
SUITE 6400
HOUSTON, TX 77002
Assignment: 24
Reel/Frame:054146/0402   Pages: 6
Recorded: 10/23/2020
Attorney Dkt #:15909-017US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/26/2019
2
Exec Dt:
10/16/2020
3
Exec Dt:
07/26/2019
Assignee
1
MUHLENFELDSTRABE 1
HOLXMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16301233
Correspondence name and address
MICHAEL BYRNE, WOLTER VAN DYKE DAVIS, PLL
390 NORTH ORANGE AVENUE
SUITE 2500
ORLANDO, FL 32801
Assignment: 25
Reel/Frame:050275/0910   Pages: 6
Recorded: 09/05/2019
Attorney Dkt #:085158-616799
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/03/2019
2
Exec Dt:
09/03/2019
3
Exec Dt:
09/03/2019
4
Exec Dt:
09/03/2019
Assignee
1
MÜHLENFELDSTRASSE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16329437
Correspondence name and address
POLSINELLI PC (DC OFFICE)
1000 LOUISIANA STREET
SUITE 6400
HOUSTON, TX 77002
Assignment: 26
Reel/Frame:063653/0235   Pages: 4
Recorded: 05/16/2023
Attorney Dkt #:15909-035US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/22/2022
2
Exec Dt:
03/22/2022
3
Exec Dt:
03/22/2022
Assignee
1
MUHLENFELDSTRABE 1
HOLZMINDEN, GERMANY 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18009597
Correspondence name and address
WOLTER VAN DYKE DAVIS, PLLC
1900 SUMMIT TOWER BLVD.
SUITE 104
ORLANDO, FL 32810
Assignment: 27
Reel/Frame:063349/0784   Pages: 7
Recorded: 04/17/2023
Attorney Dkt #:22-1994-US-CON
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/08/2022
2
Exec Dt:
07/20/2022
3
Exec Dt:
07/08/2022
4
Exec Dt:
06/29/2022
Assignee
1
MÜHLENFELDSTRASSE 1
HOLZMINDEN, UNITED STATES 37603
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
18301072
Correspondence name and address
MCDONNELL BOEHNEN HULBERT & BERGHOFF LLP
300 SOUTH WACKER DRIVE
SUITE #3100
CHICAGO, IL 60606

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