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Patent Assignment Assignor Details
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Assignor Name : GONZALEZ LEON, JUAN ANTONIO
Total Assignments: 12
Assignment: 1
Reel/Frame:024745/0289   Pages: 4
Recorded: 07/27/2010
Attorney Dkt #:FR-AM2643NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GONZALEZ LEON, JUAN ANTONIO
Exec Dt:
07/07/2010
2
BARRETO, GILLES
Exec Dt:
07/08/2010
3
LUCA, VINCENT
Exec Dt:
07/09/2010
4
JORDA, ERIC
Exec Dt:
07/12/2010
Assignee
1
CECA S.A.
89, BOULEVARD NATIONAL
LA GARENNE COLOMBES, FRANCE 92250
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8496749
US20110005429
12830741
Correspondence name and address
STEVEN D. BOYD, ESQ.
2000 MARKET STREET
ARKEMA INC.
PHILADELPHIA, PA 19103
Assignment: 2
Reel/Frame:024997/0942   Pages: 4
Recorded: 09/16/2010
Attorney Dkt #:FR-AM2661NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GONZALEZ LEON, JUAN ANTONIO
Exec Dt:
09/13/2010
2
GILLET, JEAN-PHILIPPE
Exec Dt:
09/13/2010
3
BARRETO, GILLES
Exec Dt:
09/13/2010
4
HIDALGO, MANUEL
Exec Dt:
08/26/2010
5
LUCA, VINCENT
Exec Dt:
09/13/2010
Assignee
1
CECA S.A.
89, BOULEVARD NATIONAL
LA GARENNE COLOMBES, FRANCE 92250
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8076398
US20110034593
12849321
Correspondence name and address
STEVEN D. BOYD, ESQ.
2000 MARKET STREET
ARKEMA INC.
PHILADELPHIA, PA 19103
Assignment: 3
Reel/Frame:025050/0687   Pages: 4
Recorded: 09/28/2010
Attorney Dkt #:033808.208
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GONZALEZ LEON, JUAN ANTONIO
Exec Dt:
09/16/2010
2
BARRETO, GILLES
Exec Dt:
09/16/2010
3
GRAMPRE, LIONEL
Exec Dt:
09/16/2010
Assignee
1
CECA S.A.
89 BOULEVARD NATIONAL
LA GARENNE COLOMBES, FRANCE 92250
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8048943
US20110009533
12735810
Correspondence name and address
SUZANNAH K. SUNDBY, ESQ.
1130 CONNECTICUT AVE., NW #1130
SMITH, GAMBRELL & RUSSELL, LLP
WASHINGTON, DC 20036
Assignment: 4
Reel/Frame:032655/0621   Pages: 4
Recorded: 04/11/2014
Attorney Dkt #:033808.224US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GONZALEZ LEON, JUAN ANTONIO
Exec Dt:
04/08/2014
2
BARRETO, GILLES
Exec Dt:
04/08/2014
3
LUCA, VINCENT
Exec Dt:
04/08/2014
Assignee
1
CECA S.A.
89, BOULEVARD NATIONAL
LA GARENNE COLOMBES, FRANCE F-92250
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10119026
US20140230693
14348916
Correspondence name and address
SUZANNAH K. SUNDBY, ESQ.
1055 THOMAS JEFFERSON STREET, SUITE 400
SMITH, GAMBRELL & RUSSELL, LLP
WASHINGTON, DC 20007
Assignment: 5
Reel/Frame:033080/0066   Pages: 3
Recorded: 06/11/2014
Attorney Dkt #:EANF-183US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BARRETO, GILLES
Exec Dt:
06/10/2014
2
GONZALEZ LEON, JUAN ANTONIO
Exec Dt:
06/10/2014
Assignee
1
CECA S, A.
89 BOULEVARD NATIONAL
LA GARENNE COLOMBES, FRANCE 92250
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140366774
14301879
Correspondence name and address
BRIAN L. MUTSCHLER
RATNERPRESTIA
1235 WESTLAKES DRIVE, SUITE 301
BERWYN, PA 19312
Assignment: 6
Reel/Frame:052569/0558   Pages: 10
Recorded: 05/05/2020
Attorney Dkt #:EANF-372US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GILLET, JEAN-PHILIPPE
Exec Dt:
04/22/2020
2
GONZALEZ LEON, JUAN ANTONIO
Exec Dt:
04/23/2020
3
BOURET, CARL
Exec Dt:
04/22/2020
Assignee
1
ARKEMA FRANCE
420 RUE D'ESTIENNE D'ORVES
COLOMBES, FRANCE 92700
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11339123
US20200361862
16761379
Correspondence name and address
RATNERPRESTIA
1090 VERMONT AVENUE, SUITE 1200
WASHINGTON, DC 20005
Assignment: 7
Reel/Frame:052589/0219   Pages: 8
Recorded: 05/06/2020
Attorney Dkt #:EANF-373US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GONZALEZ LEON, JUAN ANTONIO
Exec Dt:
04/27/2020
2
GILLET, JEAN-PHILIPPE
Exec Dt:
04/23/2020
3
BARRETO, GILLES
Exec Dt:
04/27/2020
4
BOURET, CARL
Exec Dt:
04/23/2020
Assignee
1
ARKEMA FRANCE
420 RUE D'ESTIENNE D'ORVES
COLOMBES, FRANCE 92700
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11548904
US20210179644
16761652
Correspondence name and address
RATNERPRESTIA
1090 VERMONT AVENUE, SUITE 1200
WASHINGTON, DC 20005
Assignment: 8
Reel/Frame:061210/0245   Pages: 8
Recorded: 09/26/2022
Attorney Dkt #:EANF-373US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GONZALEZ LEON, JUAN ANTONIO
Exec Dt:
04/27/2020
2
GILLET, JEAN-PHILIPPE
Exec Dt:
04/23/2020
3
BARRETO, GILLES
Exec Dt:
04/27/2020
4
BOURET, CARL
Exec Dt:
04/23/2020
Assignee
1
ARKEMA FRANCE
420, RUE D'ESTIENNE D'ORVES
COLOMBES, FRANCE 92700
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230370601
17951952
Correspondence name and address
RATNERPRESTIA
2200 RENAISSANCE BOULEVARD
SUITE 350
KING OF PRUSSIA, 19406 UNITED STATES
Assignment: 9
Reel/Frame:056658/0416   Pages: 10
Recorded: 06/24/2021
Attorney Dkt #:EANF-372US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GILLET, JEAN-PHILIPPE
Exec Dt:
06/22/2020
2
GONZALEZ LEON, JUAN ANTONIO
Exec Dt:
06/23/2020
3
BOURET, CARL
Exec Dt:
06/22/2020
Assignee
1
ARKEMA FRANCE
420 RUE D'ESTIENNE D'ORVES
COLOMBES, FRANCE 92700
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11339123
US20200361862
16761379
Correspondence name and address
SHERRI SHIPE
1090 VERMONT AVENUE, NW
WASHINGTON, DC 20005
Assignment: 10
Reel/Frame:057659/0282   Pages: 10
Recorded: 09/30/2021
Attorney Dkt #:EANF-372US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GILLETT, JEAN-PHILIPPE
Exec Dt:
06/22/2020
2
BOURET, CARL
Exec Dt:
06/22/2020
3
GONZALEZ LEON, JUAN ANTONIO
Exec Dt:
06/23/2020
Assignee
1
ARKEMA FRANCE
420 RUE D'ESTIENNE D'ORVES
COLOMBES, FRANCE 92700
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11718581
NONE
17471992
Correspondence name and address
RATNERPRESTIA
1090 VERMONT AVENUE, NW
SUITE 1200
WASHINGTON, DC 20005
Assignment: 11
Reel/Frame:056671/0680   Pages: 4
Recorded: 06/25/2021
Attorney Dkt #:EANF-394US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GONZALEZ LEON, JUAN ANTONIO
Exec Dt:
06/03/2021
2
IMBERT, DOMINIQUE
Exec Dt:
06/11/2021
Assignee
1
ARKEMA FRANCE
420, RUE D'ESTIENNE D'ORVES
COLOMBES, FRANCE 92700
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220127492
17312826
Correspondence name and address
RATNERPRESTIA
1090 VERMONT AVENUE, NW
SUITE 1200
WASHINGTON, DC 20005
Assignment: 12
Reel/Frame:056787/0990   Pages: 4
Recorded: 07/08/2021
Attorney Dkt #:EANF-399US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GONZALEZ LEON, JUAN ANTONIO
Exec Dt:
06/30/2021
2
IMBERT, DOMINIQUE
Exec Dt:
07/07/2021
Assignee
1
ARKEMA FRANCE
420, RUE D'ESTIENNE D'ORVES
COLOMBES, FRANCE 92700
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220064484
17421214
Correspondence name and address
RATNERPRESTIA
2200 RENAISSANCE BLVD
SUITE 350
KING OF PRUSSIA, PA 19406

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