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Patent Assignment Assignor Details
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Assignor Name : LEUNG, RAYMOND S.P.
Total Assignments: 15
Assignment: 1
Reel/Frame:012859/0898   Pages: 4
Recorded: 04/29/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LAYCOCK, GRAHAM H.
Exec Dt:
04/02/2002
2
LEUNG, RAYMOND S.P.
Exec Dt:
04/08/2002
3
LIAO, TIANYI
Exec Dt:
03/19/2002
Assignee
1
E. I. DU POMT DE NEMOURS AND COMPANY
LEGAL PATENTS
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19880
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6659139
US20030136459
10051580
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
ROBERT B. FURR, JR.
BARLEY MILL PLAZA 25
LEGAL-PATENTS
WILMINGTON, DE 19880-0025
Assignment: 2
Reel/Frame:014084/0958   Pages: 4
Recorded: 10/28/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LAYCOCK, GRAHAM H
Exec Dt:
09/11/2003
2
LEUNG, RAYMOND S.P.
Exec Dt:
09/05/2003
3
SINGEWALD, ELIZABETH T.
Exec Dt:
09/05/2003
Assignee
1
E.I. DUPONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19899
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6776014
NONE
10454746
Correspondence name and address
CONNOLLY BOVE LODGE ET AL.
PATRICIA SMINK ROGOWSKI
1007 NORTH ORANGE STREET
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 3
Reel/Frame:014086/0449   Pages: 8
Recorded: 10/29/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LAYCOCK, GRAHAM H.
Exec Dt:
09/11/2003
2
LEUNG, RAYMOND S.P.
Exec Dt:
09/05/2003
3
SINGEWALD, ELIZABETH T.
Exec Dt:
09/05/2003
Assignee
1
E. I. DUPONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19899
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6776014
NONE
10454746
Correspondence name and address
CONNOLLY BOVE LODGE & HUTZ LLP
PATRICIA SMINK ROGOWSKI
ATTY. DKT.: 10253-00093-US
1007 NORTH ORANGE STREET, PO BOX 2207
WILMINGTON, DE 19899
Assignment: 4
Reel/Frame:015901/0456   Pages: 4
Recorded: 03/15/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHUANG, CHENG-YUAN
Exec Dt:
03/09/2005
2
LAYCOCK, GRAHAM
Exec Dt:
03/07/2005
3
LEUNG, RAYMOND S.P.
Exec Dt:
03/04/2005
Assignee
1
INVISTA NORTH AMERICA S.A.R.L.
2801 CENTREVILLE ROAD
WILMINGTON, DELAWARE 19808
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050132509
11018003
Correspondence name and address
INVISTA NORTH AMERICA S.A.R.L
SHARON TOMLINSON
LEGAL/IP DEPT. THREE LITTLE FALLS CENTRE
2801 CENTERVILLE ROAD
WILMINGTON, DE 19808
Assignment: 5
Reel/Frame:016739/0104   Pages: 4
Recorded: 09/07/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHUANG, CHENG-YUAN
Exec Dt:
08/03/2005
2
LAYCOCK, GRAHAM
Exec Dt:
08/04/2005
3
LEUNG, RAYMOND S.P.
Exec Dt:
08/03/2005
Assignee
1
INVISTA NORTH AMERICA S.A.R.L.
2801 CENTERVILLE ROAD
THREE LITTLE FALLS CENTRE, ROOM 1052
WILMINGTON, DELAWARE 19808
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070000066
11169346
Correspondence name and address
ROBERT B. FURR, JR.
2801 CENTERVILLE ROAD
ROOM 1052
WILMINGTON, DE 19808
Assignment: 6
Reel/Frame:016847/0016   Pages: 7
Recorded: 09/29/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHUANG, CHENG-YUAN
Exec Dt:
09/15/2005
2
LAYCOCK, GRAHAM
Exec Dt:
09/16/2005
3
LEUNG, RAYMOND S.P.
Exec Dt:
09/15/2005
4
SINGEWALD, ELIZABETH TODD
Exec Dt:
09/15/2005
5
SZANTO, PETER GEORGE
Exec Dt:
09/27/2005
6
WYNEGAR, FRED
Exec Dt:
09/27/2005
Assignee
1
INVISTA NORTH AMERICA S.A.R.L.
2801 CENTERVILLE ROAD
THREE LITTLE FALLS CENTRE, ROOM 1052
WILMINGTON, DELAWARE 19808
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7634924
US20060010929
11203078
Correspondence name and address
ROBERT B. FURR, JR.
ROOM 1052
THREE LITTLE FALLS CENTRE
2801 CENTERVILLE ROAD
WILMINGTON, DELAWARE 19808
Assignment: 7
Reel/Frame:016882/0994   Pages: 6
Recorded: 10/14/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHUANG, CHENG-YUAN
Exec Dt:
09/30/2005
2
LAYCOCK, GRAHAM H.
Exec Dt:
09/30/2005
3
LEUNG, RAYMOND S.P.
Exec Dt:
09/28/2005
4
SZANTO, PETER GEORGE
Exec Dt:
09/27/2005
5
WYNEGAR, FRED
Exec Dt:
09/27/2005
Assignee
1
INVISTA NORTH AMERICA S.A.R.L.
2801 CENTERVILLE ROAD
THREE LITTLE FALLS CENTRE/1052
WILMINGTON, DELAWARE 19808
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7797968
US20060021387
11202735
Correspondence name and address
INVISTA NORTH AMERICA S.A.R.L.
THREE LITTLE FALLS CENTRE/1052
2801 CENTERVILLE ROAD
WILMINGTON, DELAWARE 19806
Assignment: 8
Reel/Frame:017202/0860   Pages: 5
Recorded: 01/18/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIAO, TIANYI
Exec Dt:
01/06/2006
2
LEUNG, RAYMOND S.P.
Exec Dt:
12/21/2005
3
STOPPA, FEDERICA MARIA ROBERTA
Exec Dt:
12/20/2005
4
LAYCOCK, GRAHAM H.
Exec Dt:
01/12/2006
Assignee
1
INVISTA NORTH AMERICA S.A.R.L.
2801 CENTERVILLE ROAD
THREE LITTLE FALLS CENTRE/1052
WILMINGTON, DELAWARE 19808
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060096073
11268112
Correspondence name and address
INVISTA NORTH AMERICA S.A.R.L.
THREE LITTLE FALLS CENTRE/1052
2801 CENTERVILLE ROAD
WILMINGTON, DELAWARE 19808
Assignment: 9
Reel/Frame:017285/0951   Pages: 4
Recorded: 02/24/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHUANG, CHENG-YUAN
Exec Dt:
02/08/2006
2
LAYCOCK, GRAHAM
Exec Dt:
02/14/2006
3
LEUNG, RAYMOND S.P.
Exec Dt:
02/08/2006
Assignee
1
INVISTA NORTH AMERICA S.A.R.L.
2801 CENTERVILLE ROAD
THREE LITTLE FALLS CENTRE/1052
WILMINGTON, DELAWARE 19808
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7779655
US20060130532
11303594
Correspondence name and address
INVISTA NORTH AMERICA S.A.R.L.
THREE LITTLE FALLS CENTRE/1052
2801 CENTERVILLE ROAD
WILMINGTON, DELAWARE 19808
Assignment: 10
Reel/Frame:019575/0610   Pages: 5
Recorded: 07/18/2007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LAYCOCK, GRAHAM H.
Exec Dt:
06/15/2007
2
LEUNG, RAYMOND S.P.
Exec Dt:
06/15/2007
3
LIAO, TIANYI
Exec Dt:
06/16/2007
4
STOPPA, FEDERICA MARLA ROBERTA
Exec Dt:
06/16/2007
Assignee
1
INVISTA NORTH AMERICA S.A.R.L.
2801 CENTERVILLE ROAD
THREE LITTLE FALLS CENTRE/1052
WILMINGTON, DELAWARE 19808
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070259583
11741145
Correspondence name and address
INVISTA NORTH AMERICA S.A.R.L.
THREE LITTLE FALLS CENTRE/1052
2801 CENTERVILLE ROAD
WILMINGTON, DELAWARE 19808
Assignment: 11
Reel/Frame:025044/0321   Pages: 6
Recorded: 09/27/2010
Attorney Dkt #:LLP5895US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEE, KAH LEAP
Exec Dt:
09/20/2010
2
NGUYEN, YOUNG D.
Exec Dt:
09/20/2010
3
LEUNG, RAYMOND S.P.
Exec Dt:
09/16/2010
4
WU, PAUL
Exec Dt:
09/16/2010
Assignee
1
INVISTA NORTH AMERICA S.A.R.L.
2801 CENTERVILLE ROAD
3 LITTLE FALLS CENTRE
WILMINGTON, DELAWARE 19808
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110133011
12922564
Correspondence name and address
CHRISTINA W. GEERLOF
2801 CENTERVILLE ROAD
LEGAL DEPARTMENT
WILMINGTON, DE 19808
Assignment: 12
Reel/Frame:030681/0905   Pages: 4
Recorded: 06/25/2013
Attorney Dkt #:LP6426USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SMITH, STEVEN W.
Exec Dt:
06/24/2013
2
LEUNG, RAYMOND S.P.
Exec Dt:
06/22/2013
Assignee
1
INVISTA NORTH AMERICA S.A R.L.
2801 CENTERVILLE ROAD
3 LITTLE FALLS CENTRE
WILMINGTON, DELAWARE 19808
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9487889
US20130298519
13997831
Correspondence name and address
INVISTA NORTH AMERICA S.A.R.L.
THREE LITTLE FALLS CENTRE/2030
2801 CENTERVILLE ROAD
WILMINGTON, DE 19808
Assignment: 13
Reel/Frame:038381/0845   Pages: 5
Recorded: 04/26/2016
Attorney Dkt #:LP6550USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIAO, TIANYI
Exec Dt:
04/18/2016
2
WYNEGAR, FRED C.
Exec Dt:
04/14/2016
3
LEUNG, RAYMOND S.P.
Exec Dt:
04/15/2016
4
CHUANG, CHENG-YUAN
Exec Dt:
04/18/2016
5
CERA, JUAN
Exec Dt:
04/18/2016
Assignee
1
INVISTA NORTH AMERICA S.A.R.L.
2801 CENTERVILLE ROAD
3 LITTLE FALLS CENTRE
WILMINGTON, DELAWARE 19808
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9689091
US20160251782
15097446
Correspondence name and address
INVISTA NORTH AMERICA S.A.R.L.
2801 CENTERVILLE ROAD
3 LITTLE FALLS CENTRE
WILMINGTON, DE 19808
Assignment: 14
Reel/Frame:039344/0949   Pages: 5
Recorded: 08/04/2016
Attorney Dkt #:LP6550USCIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIAO, TIANYI
Exec Dt:
06/10/2016
2
WYNEGAR, FRED C.
Exec Dt:
06/10/2016
3
LEUNG, RAYMOND S.P.
Exec Dt:
05/25/2016
4
CHUANG, CHENG-YUAN
Exec Dt:
07/10/2016
Assignee
1
INVISTA NORTH AMERICA S.A.R.L.
2801 CENTERVILLE ROAD
3 LITTLE FALLS CENTRE
WILMINGTON, DELAWARE 19808
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9689092
US20160265146
15162021
Correspondence name and address
INVISTA NORTH AMERICA S.A.R.L.
2801 CENTERVILLE ROAD
3 LITTLE FALLS CENTRE
WILMINGTON, DE 19808
Assignment: 15
Reel/Frame:039495/0809   Pages: 5
Recorded: 08/22/2016
Attorney Dkt #:LP6550-US/CIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LIAO, TIANYI
Exec Dt:
06/10/2016
2
WYNEGAR, FRED C
Exec Dt:
06/10/2016
3
LEUNG, RAYMOND S.P.
Exec Dt:
05/25/2016
4
CHUANG, CHENG-YUAN
Exec Dt:
07/10/2016
5
CERA, JUAN
Exec Dt:
06/10/2016
Assignee
1
INVISTA NORTH AMERICA S.A.R.L.
2801 CENTERVILLE ROAD
3 LITTLE FALLS CENTRE
WILMINGTON, DELAWARE 19808
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9689092
US20160265146
15162021
Correspondence name and address
INVISTA NORTH AMERICA S.AR.L.
2801 CENTERVILLE ROAD
3 LITTLE FALLS CENTRE
WILMINGTON, DE 19808

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