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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 : DE GROOT, PETRUS WILHELMUS N
Total Assignments: 8
Assignment: 1
Reel/Frame:021270/0749   Pages: 7
Recorded: 07/21/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GOLDING, MATTHEW DUNCAN
Exec Dt:
10/26/2007
2
DE GROOT, PETRUS WILHELMUS N
Exec Dt:
10/01/2007
3
KOPPERT, REMCO JOHANNES
Exec Dt:
10/02/2007
4
MELNIKOV, SERGEY MICHAILOVICH
Exec Dt:
10/01/2007
5
PELAN, EDWARD GEORGE
Exec Dt:
10/01/2007
Assignee
1
CONOPCO, INC. D/B/A UNILEVER
700 SYLVAN AVENUE
ENGLEWOOD CLIFFS, NEW JERSEY 07632
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090317509
11919525
Correspondence name and address
UNILEVER PATENT GROUP
800 SYLVAN AVENUE
AG WEST, S WING
ENGLEWOOD CLIFFS, NEW JERSEY 07632
Assignment: 2
Reel/Frame:024310/0365   Pages: 10
Recorded: 04/29/2010
Attorney Dkt #:F7975(V)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLIJDENSTEIN, THEODORUS BEREND JAN
Exec Dt:
03/09/2009
2
CAO, JIAN
Exec Dt:
03/05/2009
3
DE GROOT, PETRUS WILHELMUS N
Exec Dt:
03/09/2009
4
LIU, WEICHANG
Exec Dt:
03/05/2009
5
STOYANOV, SIMEON DOBREV
Exec Dt:
03/09/2009
6
ZHOU, WEIZHENG
Exec Dt:
03/05/2009
Assignee
1
CONOPCO, INC. D/B/A UNILEVER
800 SYLVAN AVENUE
AG WEST, S-WING
ENGLEWOOD CLIFFS, NEW JERSEY 07632
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100189857
12445579
Correspondence name and address
DIXIE CRUZ-ALEMAN
800 SYLVAN AVENUE
AG WEST, S-WING
ENGLEWOOD CLIFFS, NJ 07632
Assignment: 3
Reel/Frame:024833/0725   Pages: 10
Recorded: 08/13/2010
Attorney Dkt #:F7982(V)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLIJDENSTEIN, THEODORUS BEREND JAN
Exec Dt:
03/09/2009
2
CAO, JIAN
Exec Dt:
03/05/2009
3
DE GROOT, PETRUS WILHELMUS N
Exec Dt:
03/09/2009
4
LIU, WEICHANG
Exec Dt:
03/05/2009
5
STOYANOV, SIMEON DOBREV
Exec Dt:
03/09/2009
6
ZHOU, WEIZHENG
Exec Dt:
03/05/2009
Assignee
1
CONOPCO, INC. D/B/A UNILEVER
800 SYLVAN AVENUE
AG WEST, S-WING
ENGLEWOOD CLIFFS, NEW JERSEY 07632
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100291280
12445582
Correspondence name and address
DIXIE CRUZ-ALEMAN
800 SYLVAN AVENUE
AG WEST, S-WING
ENGLEWOOD CLIFFS, NJ 07632
Assignment: 4
Reel/Frame:027828/0227   Pages: 7
Recorded: 03/08/2012
Attorney Dkt #:G7006USW
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARNAUDOV, LUBEN NIKOLAEV
Exec Dt:
01/06/2012
2
BLIJDENSTEIN, THEODORUS BEREND JAN
Exec Dt:
01/06/2012
3
COX, ANDREW RICHARD
Exec Dt:
12/19/2011
4
DE GROOT, PETRUS WILHELMUS N
Exec Dt:
01/09/2012
5
STOYANOV, SIMEON DOBREV
Exec Dt:
01/06/2012
Assignee
1
CONOPCO, INC., D/B/A UNILEVER
800 SYLVAN AVENUE
AG WEST, S. WING
ENGLEWOOD CLIFFS, NEW JERSEY 07632
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8647695
US20120121787
13387255
Correspondence name and address
SHERRIE SUSHKO
800 SYLVAN AVENUE
AG WEST, S. WING
ENGLEWOOD CLIFFS, NJ 07632
Assignment: 5
Reel/Frame:027828/0297   Pages: 7
Recorded: 03/08/2012
Attorney Dkt #:G7005USW
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARNAUDOV, LUBEN NIKOLAEV
Exec Dt:
12/21/2011
2
BLIJDENSTEIN, THEODORUS BEREND JAN
Exec Dt:
01/06/2012
3
COX, ANDREW RICHARD
Exec Dt:
12/19/2011
4
DE GROOT, PETRUS WILHELMUS N
Exec Dt:
01/09/2012
5
STOYANOV, SIMEON DOBREV
Exec Dt:
01/02/2012
Assignee
1
CONOPCO, INC., D/B/A UNILEVER
800 SYLVAN AVENUE
AG WEST, S. WING
ENGLEWOOD CLIFFS, NEW JERSEY 07632
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8840945
US20120121776
13387249
Correspondence name and address
SHERRIE SUSHKO
800 SYLVAN AVENUE
AG WEST, S. WING
ENGLEWOOD CLIFFS, NJ 07632
Assignment: 6
Reel/Frame:033351/0158   Pages: 11
Recorded: 07/21/2014
Attorney Dkt #:G7048USW
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUIL, GIJSBERT
Exec Dt:
06/24/2014
2
DE GROOT, PETRUS WILHELMUS N
Exec Dt:
06/25/2014
3
DE GROOT, THEODORUS BEREND JAN
Exec Dt:
06/24/2014
4
WIERINGA, JAN ALDERS
Exec Dt:
06/25/2014
Assignee
1
CONOPCO, INC., D/B/A UNILEVER
800 SYLVAN AVENUE
AG WEST, S. WING
ENGLEWOOD CLIFFS, NEW JERSEY 07632
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150017295
14373428
Correspondence name and address
LYUDMYLA VAYNER
800 SYLVAN AVENUE
AG WEST, S. WING
ENGLEWOOD CLIFFS, NJ 07632
Assignment: 7
Reel/Frame:056569/0610   Pages: 8
Recorded: 06/17/2021
Attorney Dkt #:P6103153PCT/US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DE FOLTER, JULIUS WOUTER JOHANNES
Exec Dt:
01/20/2020
2
DE GROOT, PETRUS WILHELMUS N
Exec Dt:
01/14/2020
3
SILVA PAES, SABRINA
Exec Dt:
01/14/2020
4
SCHUMM, STEPHAN GEORG
Exec Dt:
01/14/2020
Assignee
1
CONOPCO INC., D/B/A UNILEVER
700 SYLVAN AVENUE (A4)
ENGLEWOOD CLIFFS, NEW JERSEY 07632
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220000136
17293257
Correspondence name and address
N.V. NEDERLANDSCH OCTROOIBUREAU
ANNA VAN BUERENPLEIN 21A
NEW BABYLON CITY OFFICES
THE HAGUE, 2595 DA NETHERLANDS
Assignment: 8
Reel/Frame:067071/0084   Pages: 7
Recorded: 04/11/2024
Attorney Dkt #:P6102612PCT-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DE FOLTER, JULIUS WOUTER JOHANNES
Exec Dt:
01/23/2020
2
DE GROOT, PETRUS WILHELMUS N
Exec Dt:
01/23/2020
3
SILVA PAES, SABRINA
Exec Dt:
01/23/2020
4
SCHUMM, STEPHAN GEORG
Exec Dt:
01/23/2020
Assignee
1
CONOPCO INC., D/B/A UNILEVER
700 SYLVAN AVENUE (A4)
ENGLEWOOD CLIFFS, NEW JERSEY 07632
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210401016
17293064
Correspondence name and address
GEA PLUG
ANNA VAN BUERENPLEIN 21A
NEW BABYLON CITY OFFICES
THE HAGUE, 2595 DA NETHERLANDS

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