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Patent Assignment Assignor Details
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Assignor Name : SPERONI, FRANCO
Total Assignments: 19
Assignment: 1
Reel/Frame:009439/0295   Pages: 3
Recorded: 06/05/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GUAITA, CESARE
Exec Dt:
05/05/1998
2
SPERONI, FRANCO
Exec Dt:
05/05/1998
Assignee
1
NYLTECH ITALIA
I-20020 CERIANO
VIA 1 MAGGIO,80
LAGHETTO, ITALY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6060562
NONE
09043932
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
NORMAN H. STEPNO
P.O. BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 2
Reel/Frame:009482/0780   Pages: 3
Recorded: 09/14/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CUCINELLA, ANTONINO
Exec Dt:
09/03/1998
2
DI SILVESTRO, GIUSEPPE
Exec Dt:
09/03/1998
3
GUAITA, CESARE
Exec Dt:
09/03/1998
4
SPERONI, FRANCO
Exec Dt:
09/03/1998
5
ZHANG, HAICHUN
Exec Dt:
09/03/1998
Assignees
1
NYLTECH ITALIA
VIA 1 MAGGIO, 80, I-20020 CERIANO
LAGHETTO, ITALY
2
SNIARICHERCHE
VIA POMARICO, I-75010 PISTICCI SCALO
ITALY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6160080
NONE
09077996
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
NORMAN H. STEPNO
P.O. BOX 1404
ALEXANDRIA, VIRGINIA 22313-1404
Assignment: 3
Reel/Frame:010704/0853   Pages: 3
Recorded: 03/27/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DI SILVESTRO, GIUSEPPE
Exec Dt:
02/14/2000
2
GUAITA, CESARE
Exec Dt:
02/14/2000
3
SPERONI, FRANCO
Exec Dt:
02/14/2000
4
YUAN, CUIMING
Exec Dt:
02/14/2000
5
ZHANG, HAICHUN
Exec Dt:
02/21/2000
Assignee
1
NYLTECH ITALIA
VIA 10 MAGGIO, 80
I-20020 CERIANO LAGHETTO, ITALY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6867256
NONE
09462381
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS LLP
NORMAN H. STEPNO
P.O. BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 4
Reel/Frame:010678/0363   Pages: 3
Recorded: 03/10/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PEDUTO, NICOLANGELO
Exec Dt:
02/19/2000
2
SPERONI, FRANCO
Exec Dt:
02/19/2000
Assignee
1
NYLTECH ITALIA
VIA 1 MAGGIO, 80
I-20020 CERIANO LAGHETTO, ITALY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8153215
NONE
09462179
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
NORMAN H. STEPNO
P.O. BOX 1404
ALEXANDRIA, VIRGINIA 22313-1404
Assignment: 5
Reel/Frame:011183/0106   Pages: 3
Recorded: 10/10/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GALLI, DANIELE
Exec Dt:
09/21/2000
2
SPERONI, FRANCO
Exec Dt:
09/21/2000
Assignee
1
RHODIA ENGINEERING PLASTICS, S.R.L.
VIA 1 MAGGIO, 80
I-20020 CERIANO LAGHETTO, ITALY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6500881
NONE
09601877
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
NORMAN H. STEPNO
P.O. BOX 1404
ALEXANDRIA, VIRGINIA 22313-1404
Assignment: 6
Reel/Frame:011637/0368   Pages: 3
Recorded: 03/26/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DI SILVESTRO, GIUSEPPE
Exec Dt:
03/06/2001
2
SPERONI, FRANCO
Exec Dt:
02/28/2001
3
YUAN, CUIMING
Exec Dt:
03/06/2001
4
ZHANG, HAICHUN
Exec Dt:
03/01/2001
Assignee
1
NYLTECH ITALIA S.R.L.
VIA 1 MAGGIO, 80
I-20020 CERIANO LAGHETTO, ITALY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6525166
NONE
09719299
Correspondence name and address
BURNS, DOANE, SWECKER, & MATHIS, L.L.P.
NORMAN H. STEPNO
P.O. BOX 1404
ALEXANDRIA, VIRGINIA 22313-1404
Assignment: 7
Reel/Frame:012301/0534   Pages: 3
Recorded: 11/09/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GALLI, DANIELE
Exec Dt:
09/12/2001
2
SPERONI, FRANCO
Exec Dt:
09/18/2001
Assignee
1
RHODIA ENGINEERING PLASTICS S.R.L.
VIA 1 MAGGIO
80, 1-20020 CERIANO LAGHETTO, ITALY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6608123
US20020045688
09935670
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
NORMAN H. STEPNO, ESQUIRE
P.O. BOX 1404
ALEXANDRIA, VIRGINIA 22313-1404
Assignment: 8
Reel/Frame:014295/0115   Pages: 3
Recorded: 07/18/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PEDUTO, NICOLANGELO
Exec Dt:
06/16/2003
2
SPERONI, FRANCO
Exec Dt:
06/16/2003
3
ZHANG, HAICHUN
Exec Dt:
06/16/2003
Assignee
1
RHODIA ENGINEERING PLASTICS S.R.L.
VIA 1 MAGGIO, 80
I-20020 CERIANO LAGHETTO, ITALY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6930165
US20040024115
10311541
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
NORMAN H. STEPNO, ESQ.
P.O. BOX 1404
ALEXANDRIA, VA 22313-1404
Assignment: 9
Reel/Frame:014349/0288   Pages: 3
Recorded: 08/04/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DISILVESTRO, GIUSEPPE
Exec Dt:
06/19/2003
2
SPERONI, FRANCO
Exec Dt:
06/20/2003
3
YUAN, CUIMING
Exec Dt:
06/19/2003
4
ZHANG, HAICHUN
Exec Dt:
06/20/2003
Assignee
1
RHODIA ENGINEERING PLASTICS S.R.L.
VIA 1 MAGGIO
80, I-20020 CERIANO LAGHETTO, ITALY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050032943
10311546
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
NORMAN H. STEPNO
PO BOX 1404
ALEXANDRIA, VA 22313-1450
Assignment: 10
Reel/Frame:014798/0156   Pages: 3
Recorded: 08/22/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DI SILVESTRO, GIUSEPPE
Exec Dt:
07/09/2003
2
SPERONI, FRANCO
Exec Dt:
07/07/2003
3
YUAN, CUIMING
Exec Dt:
07/09/2003
4
ZHANG, HAICHUN
Exec Dt:
07/09/2003
Assignee
1
RHODIA ENGINEERING PLASTICS S.R.L.
VIA 1? MAGGIO, 80
I-20020 CERIANO LAGHETTO, ITALY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6906165
US20040054122
10344274
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
NORMAN H. STEPNO
P.O. BOX 1404
ALEXANDRIA, VA 22313-1450
Assignment: 11
Reel/Frame:014793/0744   Pages: 3
Recorded: 09/15/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DI SILVESTRO, GIUSEPPE
Exec Dt:
07/09/2003
2
SPERONI, FRANCO
Exec Dt:
07/09/2003
3
YUAN, CUIMING
Exec Dt:
07/09/2003
4
ZHANG, HAICHUN
Exec Dt:
07/09/2003
Assignee
1
RHODIA ENGINEERING PLASTICS S.R.L.
VIA 1 MAGGIO, 80
I-20020 CERIANO LAGHETTO, ITALY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6884865
NONE
10344266
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
NORMAN H. STEPNO
P.O. BOX 1404
ALEXANDRIA, VA 22313-1450
Assignment: 12
Reel/Frame:015836/0266   Pages: 3
Recorded: 05/14/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PEDUTO, NICOLANGELO
Exec Dt:
04/19/2004
2
SPERONI, FRANCO
Exec Dt:
04/19/2004
3
ZHANG, HAICHUN
Exec Dt:
04/19/2004
4
BRADLEY, GERARD
Exec Dt:
04/19/2004
Assignee
1
RHODIA ENGINEERING PLASTICS S.R.L.
VIA 1 MAGGIO, 80
I-20020 CERIANO LAGHETTO (MI), ITALY
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050008842
10495722
Correspondence name and address
RHODIA INC.
JEAN-LOUIS SEUGNET
259 PROSPECT PLAINS ROAD
CN-7500
CRANBURY, NJ 08512
Assignment: 13
Reel/Frame:028368/0878   Pages: 5
Recorded: 06/13/2012
Attorney Dkt #:20009512-0600
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SPERONI, FRANCO
Exec Dt:
04/20/2012
2
ZAHER, DAMIEN
Exec Dt:
04/12/2012
Assignee
1
RHODIA OPERATIONS
40 RUE DE LA HAIE COQ
AUBERVILLIERS, FRANCE F-93306
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8877888
US20120245282
13499271
Correspondence name and address
SNR DENTON US LLP
P.O. BOX 061080
WACKER DRIVE STATION, WILLIS TOWER
CHICAGO, IL 60606-1080
Assignment: 14
Reel/Frame:030583/0893   Pages: 10
Recorded: 06/11/2013
Attorney Dkt #:20009512-0665
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JEOL, STEPHANE
Exec Dt:
04/02/2013
2
BADEL, THIERRY
Exec Dt:
04/25/2013
3
KIM, HAE-YOUNG
Exec Dt:
03/28/2013
4
SPERONI, FRANCO
Exec Dt:
05/07/2013
Assignee
1
RHODIA OPERATIONS
40, RUE DE LA HAIE-COQ
AUBERVILLIERS, FRANCE F-93306
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9018292
US20130253115
13877886
Correspondence name and address
DENTONS US LLP
P.O. BOX 061080
WACKER DRIVE STATION, WILLIS TOWER
CHICAGO, IL 60606-1080
Assignment: 15
Reel/Frame:032048/0564   Pages: 6
Recorded: 01/27/2014
Attorney Dkt #:R 11031
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BZDUCHA, WOJCIECH
Exec Dt:
09/17/2013
2
SPERONI, FRANCO
Exec Dt:
09/18/2013
3
LAPIERRE, CHRISTOPHE
Exec Dt:
09/17/2013
Assignee
1
RHODIA OPERATIONS
40 RUE DE LA HAIE COQ
AUBERVILLIERS, FRANCE 93306
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10364351
US20140023808
14009898
Correspondence name and address
DONNA WANGENSTEIN
8 CEDAR BROOK DRIVE
CRANBURY, NJ 08512
Assignment: 16
Reel/Frame:036381/0527   Pages: 5
Recorded: 08/20/2015
Attorney Dkt #:R 12088
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BZDUCHA, WOJCIECH
Exec Dt:
04/14/2015
2
SPERONI, FRANCO
Exec Dt:
04/17/2015
Assignee
1
RHODIA OPERATIONS
40 RUE DE LA HAIE COQ
AUBERVILLIERS, FRANCE 93306
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10006586
US20150285438
14434872
Correspondence name and address
DONNA WANGENSTEIN
8 CEDAR BROOK DRIVE
CRANBURY, NJ 08512
Assignment: 17
Reel/Frame:048034/0104   Pages: 10
Recorded: 01/16/2019
Attorney Dkt #:18643/024001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GHOSH, SOUMYADEB
Exec Dt:
01/04/2019
2
DARJI, HEMANG
Exec Dt:
12/24/2018
3
SPERONI, FRANCO
Exec Dt:
12/21/2018
4
BARRAUD, THOMAS
Exec Dt:
12/21/2018
Assignee
1
RHODIA OPERATIONS
25, RUE DE CLICHY
PARIS, FRANCE 75009
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190300708
16317384
Correspondence name and address
CARLYN BURTON
909 FANNIN ST
SUITE 3500
HOUSTON, TX 77010
Assignment: 18
Reel/Frame:059562/0132   Pages: 9
Recorded: 04/11/2022
Attorney Dkt #:27843-1725; 201884US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ROBERT, GILLES
Exec Dt:
03/01/2022
2
KIM, TAE-KYUN
Exec Dt:
01/18/2022
3
WANG, WEIBING
Exec Dt:
01/18/2022
4
SPERONI, FRANCO
Exec Dt:
02/01/2022
Assignee
1
RHODIA OPERATIONS S.A.S.
25 RUE DE CLICHY
PARIS, FRANCE 75009
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11920034
US20210371652
17287957
Correspondence name and address
CHRISTOPHER M. GOFF
ARMSTRONG TEASDALE LLP
7700 FORSYTH BLVD., SUITE 1800
ST. LOUIS, MO 63105
Assignment: 19
Reel/Frame:060257/0152   Pages: 3
Recorded: 06/21/2022
Attorney Dkt #:27843-1557 201875US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIM, MOK-KEUN
Exec Dt:
06/16/2022
2
SPERONI, FRANCO
Exec Dt:
06/03/2022
Assignee
1
PERFORMANCE POLYAMIDES SAS
25 RUE DE CLICHY
PARIS, FRANCE 75009
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11401417
US20210079217
16955536
Correspondence name and address
ARMSTRONG TEASDALE LLP
7700 FORSYTH BLVD
SUITE 1800
ST. LOUIS, MO 63105

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