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Patent Assignment Assignor Details
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Assignor Name : SENGUPTA, SOURAV K.
Total Assignments: 11
Assignment: 1
Reel/Frame:005442/0242   Pages: 2
Recorded: 09/10/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
FOLEY, HENRY C.
Exec Dt:
09/06/1990
2
VARRIN, ROBERT D. JR
Exec Dt:
09/06/1990
3
SENGUPTA, SOURAV K.
Exec Dt:
09/06/1990
Assignee
1
UNIVERSITY OF DELAWARE, A NOT-FOR-PROFIT CORP. OF DE
NEWARK, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5085885
NONE
07579772
Correspondence name and address
CONNOLLY AND HUTZ
P.O. BOX 2207
WILMINGTON, DE 19899-2207
Assignment: 2
Reel/Frame:012023/0240   Pages: 2
Recorded: 07/20/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BUNEL, EMILIO E.
Exec Dt:
11/15/2000
2
KOCH, THEODORE A.
Exec Dt:
11/15/2000
3
OZER, RONNIE
Exec Dt:
11/15/2000
4
SENGUPTA, SOURAV K.
Exec Dt:
11/15/2000
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6372939
NONE
09713143
Correspondence name and address
E.I. DU PONT DE NEMOURS AND COMPANY
GERALD E. DEITCH
LEGAL-PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 3
Reel/Frame:012262/0950   Pages: 2
Recorded: 10/15/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BUNEL, EMILIO E.
Exec Dt:
11/15/2000
2
KOCH, THEODORE A.
Exec Dt:
11/15/2000
3
OZER, RONNIE
Exec Dt:
11/15/2000
4
SENGUPTA, SOURAV K.
Exec Dt:
11/15/2000
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6365770
NONE
09713153
Correspondence name and address
E.I. DU PONT DE NEMOURS AND COMPANY
GERALD E. DEITCH
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 4
Reel/Frame:012080/0705   Pages: 2
Recorded: 08/16/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLGEIER, ALAN M.
Exec Dt:
05/30/2001
2
KOCH, THEODORE A.
Exec Dt:
05/30/2001
3
SENGUPTA, SOURAV K.
Exec Dt:
05/30/2001
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6376714
NONE
09871102
Correspondence name and address
E.I. DU PONT DE NEMOURS AND COMPANY
GERALD E. DEITCH
LEGAL-PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Assignment: 5
Reel/Frame:012009/0877   Pages: 9
Recorded: 07/17/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DINDI, HASAN
Exec Dt:
05/31/2001
2
MANOGUE, WILLIAM H.
Exec Dt:
06/12/2001
3
KOCH, THEODORE A.
Exec Dt:
06/01/2001
4
SENGUPTA, SOURAV K.
Exec Dt:
06/12/2001
Assignee
1
CONOCO INC.
A CORPORATION OF DELAWARE
600 NORTH DAIRY ASHFORD
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6733692
US20020013227
09838070
Correspondence name and address
CONOCO INC.
JOANNA K. PAYNE
1000 S. PINE STREET, 2635 RW
P.O. BOX 1267
PONCA CITY, OK 174602-1267
Assignment: 6
Reel/Frame:012808/0676   Pages: 3
Recorded: 06/14/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLACKWELL, BENNY E.
Exec Dt:
05/10/2002
2
FALLON, CYNTHIA K.
Exec Dt:
05/31/2002
3
KIRBY, GREGORY S.
Exec Dt:
05/14/2002
4
KOCH, THEODORE AUGUR
Exec Dt:
05/30/2002
5
MEHDIZADEH, MEHRDAD
Exec Dt:
05/16/2002
6
PEREIRA, CARMO JOSEPH
Exec Dt:
05/30/2002
7
SENGUPTA, SOURAV K.
Exec Dt:
05/30/2002
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY
BARLEY MILL PLAZA 25
LEGAL PATENTS
WILMINGTON, DELAWARE 19880
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7070743
US20030175196
10098920
Correspondence name and address
E.I. DU PONT NEMOURS AND COMPANY
GERALD E. DEITCH
LEGAL-PATENTS
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19880-0025
Assignment: 7
Reel/Frame:016300/0468   Pages: 4
Recorded: 06/02/2005
Attorney Dkt #:10253-00377-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLGEIER, ALAN M.
Exec Dt:
02/17/2005
2
OSTERMAIER, JOHN J.
Exec Dt:
02/15/2005
3
SENGUPTA, SOURAV K.
Exec Dt:
02/22/2005
Assignee
1
INVISTA NORTH AMERICA S.A.R.L.
THREE LITTLE FALLS CENTRE/ 1043
2801 CENTERVILLE ROAD
WILMINGTON, DELAWARE 19808
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7390897
US20080009618
11083715
Correspondence name and address
PATRICIA SMINK ROGOWSKI
CONNOLLY BOVE LODGE & HUTZ LLP
1007 NORTH ORANGE STREET
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 8
Reel/Frame:016300/0478   Pages: 4
Recorded: 06/02/2005
Attorney Dkt #:10253-00378-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SENGUPTA, SOURAV K.
Exec Dt:
02/22/2005
2
OSTERMAIER, JOHN J.
Exec Dt:
02/15/2005
3
KIRBY, GREGORY S.
Exec Dt:
02/21/2005
Assignee
1
INVISTA NORTH AMERICA S.A.R.L.
THREE LITTLE FALLS CENTRE/1043
2801 CENTERVILLE ROAD
WILMINGTON, DELAWARE 19808
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7060820
NONE
11083728
Correspondence name and address
PATRICIA SMINK ROGOWSKI
CONNOLLY BOVE LODGE & HUTZ LLP
1007 NORTH ORANGE STREET
P.O. BOX 2207
WILMINGTON, DE 19899
Assignment: 9
Reel/Frame:021302/0474   Pages: 4
Recorded: 07/28/2008
Attorney Dkt #:CH3238USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TIERI, STEPHEN M.
Exec Dt:
06/26/2008
2
SCHULTZ, JAMES ARNOLD
Exec Dt:
06/19/2008
3
HAGEDORN, JOHN JOSEPH
Exec Dt:
06/19/2008
4
LEIB, TIBERIU M.
Exec Dt:
06/18/2008
5
WOLFF, SUSANNE HAWTHORNE
Exec Dt:
06/19/2008
6
SENGUPTA, SOURAV K.
Exec Dt:
06/18/2008
7
SHANKWITZ, GREGORY PAUL
Exec Dt:
06/19/2008
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7524995
NONE
12138002
Correspondence name and address
KATHRYN M. SANCHEZ
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 10
Reel/Frame:023617/0533   Pages: 3
Recorded: 12/08/2009
Attorney Dkt #:CH3189USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DINDI, HASAN
Exec Dt:
06/19/2008
2
GONZON, ANDREW FRANCIS
Exec Dt:
06/19/2008
3
SENGUPTA, SOURAV K.
Exec Dt:
06/18/2008
4
CORBIN, DAVID RICHARD
Exec Dt:
06/19/2008
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19809
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8084655
US20080308458
12138764
Correspondence name and address
KATHRYN M. SANCHEZ
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 11
Reel/Frame:023020/0819   Pages: 2
Recorded: 07/29/2009
Attorney Dkt #:CH3267USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PENG, SHENG
Exec Dt:
04/21/2009
2
SENGUPTA, SOURAV K.
Exec Dt:
04/22/2009
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19809
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8039677
US20100280280
12432815
Correspondence name and address
NANCY MAYER
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809

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