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Patent Assignment Assignor Details
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Assignor Name : SENGUPTA, SOURAV KUMAR
Total Assignments: 34
Assignment: 1
Reel/Frame:008619/0189   Pages: 2
Recorded: 06/24/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUMAS, DONALD JOSEPH
Exec Dt:
11/08/1995
2
SENGUPTA, SOURAV KUMAR
Exec Dt:
10/31/1995
3
CORBIN, DAVID RICHARD
Exec Dt:
10/31/1995
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL - PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5811585
NONE
08860344
Correspondence name and address
E.I. DU PONT DE NEMOURS COMPANY
ELLIOTT A. KATZ
LEGAL - PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 2
Reel/Frame:008938/0293   Pages: 3
Recorded: 01/26/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOCH, THEODORE A.
Exec Dt:
07/11/1997
2
KRAUSE, KARL ROBERT
Exec Dt:
07/15/1997
3
MEHDIZADEH, MEHRDAD
Exec Dt:
07/11/1997
4
SENGUPTA, SOURAV KUMAR
Exec Dt:
07/11/1997
5
BLACKWELL, BENNY EARL
Exec Dt:
07/21/1997
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
LEGAL - PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5958273
NONE
08887548
Correspondence name and address
E.I. DU PONT DE NEMOURS COMPANY
ALANSON G. BOWEN, JR.
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 3
Reel/Frame:009238/0889   Pages: 2
Recorded: 06/01/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SENGUPTA, SOURAV KUMAR
Exec Dt:
05/06/1998
2
KOCH, THEODORE AUGUR
Exec Dt:
05/06/1998
3
KRAUSE, KARL ROBERT
Exec Dt:
05/11/1998
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY
LEGAL - PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5900511
NONE
09048603
Correspondence name and address
E.I. DU PONT DE NEMOURS COMPANY
ROBERT B. STEVENSON
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 4
Reel/Frame:009821/0772   Pages: 2
Recorded: 03/17/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BUNEL, EMILIO ENRIQUE
Exec Dt:
01/18/1999
2
KOCH, THEODORE AUGUR
Exec Dt:
01/18/1999
3
OZER, RONNIE
Exec Dt:
01/18/1999
4
PHILLIPS, SHAWN HOMER
Exec Dt:
01/19/1999
5
SENGUPTA, SOURAV KUMAR
Exec Dt:
01/18/1999
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5986126
NONE
09236520
Correspondence name and address
E.I. DU PONT DE NEMOURS AND COMPANY
GERALD E. DEITCH
1007 MARKET STREET
LEGAL PATENTS
WILMINGTON, DELAWARE 19898
Assignment: 5
Reel/Frame:011413/0354   Pages: 2
Recorded: 12/27/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOCH, THEODORE AUGUR
Exec Dt:
09/06/2000
2
ALLGEIER, ALAN MARTIN
Exec Dt:
09/05/2000
3
HARPER, MARK JAY
Exec Dt:
09/06/2000
4
SENGUPTA, SOURAV KUMAR
Exec Dt:
09/06/2000
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6331624
NONE
09543766
Correspondence name and address
E.I. DU PONT DE NEMOURS AND COMPANY
ROBERT B. STEVENSON
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 6
Reel/Frame:013002/0983   Pages: 9
Recorded: 06/17/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAJE, AJOY P.
Exec Dt:
06/10/2002
2
KOCH, THEODORE A.
Exec Dt:
05/14/2002
3
SENGUPTA, SOURAV KUMAR
Exec Dt:
06/03/2002
4
HARPER, MARK JAY
Exec Dt:
06/04/2002
5
STRAGUZZI, GLORIA I.
Exec Dt:
06/10/2002
6
DINDI, HASAN
Exec Dt:
05/04/2002
Assignee
1
CONOCO INC.
600 NORTH DAIRY ASHFORD
HOUSTON, TEXAS 77079
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030018088
10085932
Correspondence name and address
CONOCO INC.
DAVID W. WESTPHAL
P.O. BO 4783
HOUSTON, TEXAS 77210-4783
Assignment: 7
Reel/Frame:024683/0118   Pages: 4
Recorded: 07/14/2010
Attorney Dkt #:CH3316USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JACOBSON, STEPHEN ERNEST
Exec Dt:
05/26/2010
2
HAGEDORN, JOHN JOSEPH
Exec Dt:
06/04/2010
3
SENGUPTA, SOURAV KUMAR
Exec Dt:
06/07/2010
4
LOPEZ, LIZA
Exec Dt:
05/28/2010
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
LEGAL PRC; BMP25
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8258354
US20110301390
12796020
Correspondence name and address
NANCY S. MAYER
4417 LANCASTER PIKE
LEGAL PRC; BMP25
WILMINGTON, DE 19805
Assignment: 8
Reel/Frame:025733/0169   Pages: 6
Recorded: 02/02/2011
Attorney Dkt #:CL4762USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CORBIN, DAVID RICHARD
Exec Dt:
10/21/2010
2
RITTER, JOACHIM C.
Exec Dt:
11/03/2010
3
SCHULTZ, JAMES A.
Exec Dt:
10/21/2010
4
WALCK, KATELYN RAE
Exec Dt:
10/21/2010
5
SENGUPTA, SOURAV KUMAR
Exec Dt:
10/24/2010
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 #
 
 
 
 
 
 
 
 
 
 
 
8642781
US20110054219
12870188
Correspondence name and address
JOHN A. LANGWORTHY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 9
Reel/Frame:026205/0643   Pages: 4
Recorded: 04/30/2011
Attorney Dkt #:CL4827USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MOLOY, KENNETH GENE
Exec Dt:
04/22/2011
2
PENG, SHENG
Exec Dt:
04/24/2011
3
SENGUPTA, SOURAV KUMAR
Exec Dt:
04/22/2011
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 #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120259143
13081556
Correspondence name and address
LOIS A. SANTOPIETRO
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 10
Reel/Frame:026355/0663   Pages: 6
Recorded: 05/27/2011
Attorney Dkt #:CL5398USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IACONELLI, CHERYL LYNN
Exec Dt:
05/19/2011
2
MOLOY, KENNETH GENE
Exec Dt:
04/22/2011
3
PENG, SHENG
Exec Dt:
04/24/2011
4
SENGUPTA, SOURAV KUMAR
Exec Dt:
04/22/2011
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 #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120255651
13081560
Correspondence name and address
LOIS A. SANTOPIETRO
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 11
Reel/Frame:026488/0965   Pages: 9
Recorded: 06/23/2011
Attorney Dkt #:CL4134USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RITTER, JOACHIM C.
Exec Dt:
05/26/2011
2
SENGUPTA, SOURAV KUMAR
Exec Dt:
05/31/2011
3
DINDI, HASAN
Exec Dt:
05/27/2011
4
FALLON, ROBERT D.
Exec Dt:
05/26/2011
5
KOROVESSI, EKATERINI
Exec Dt:
06/06/2011
6
ELIOT, ANDREW C.
Exec Dt:
05/26/2011
7
HAGEDORN, JOHN JOSEPH
Exec Dt:
06/20/2011
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 #
 
 
 
 
 
 
 
 
 
 
 
8753853
NONE
13131138
Correspondence name and address
JOHN A. LANGWORTHY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 12
Reel/Frame:027068/0888   Pages: 3
Recorded: 10/17/2011
Attorney Dkt #:CL4597USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HUTCHENSON, KEITH W.
Exec Dt:
09/20/2011
2
SENGUPTA, SOURAV KUMAR
Exec Dt:
10/03/2011
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 #
 
 
 
 
 
 
 
 
 
 
 
8658807
US20120035378
13262837
Correspondence name and address
IRENE G. PLOTZKER
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 13
Reel/Frame:029920/0788   Pages: 2
Recorded: 03/05/2013
Attorney Dkt #:CL5600USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLGEIER, ALAN MARTIN
Exec Dt:
02/22/2013
2
DESILVA, NAMAL
Exec Dt:
02/21/2013
3
KOROVESSI, EKATERINI
Exec Dt:
02/20/2013
4
MENNING, CARL
Exec Dt:
02/18/2013
5
RITTER, JOACHIM C.
Exec Dt:
02/20/2013
6
SENGUPTA, SOURAV KUMAR
Exec Dt:
02/19/2013
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8889922
US20130172629
13729494
Correspondence name and address
ANNE I. BREIKSS
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 14
Reel/Frame:029920/0848   Pages: 4
Recorded: 03/05/2013
Attorney Dkt #:CL5590USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLGEIER, ALAN MARTIN
Exec Dt:
02/22/2013
2
RITTER, JOACHIM C.
Exec Dt:
02/20/2013
3
DESILVA, NAMAL
Exec Dt:
02/21/2013
4
SENGUPTA, SOURAV KUMAR
Exec Dt:
02/19/2013
5
KOROVESSI, EKATERINI
Exec Dt:
02/20/2013
6
STAUFFER, CHRISTINA S.
Exec Dt:
02/18/2013
7
MENNING, CARL
Exec Dt:
02/18/2013
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8962894
US20130172578
13729464
Correspondence name and address
ANNE I. BREIKSS
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 15
Reel/Frame:029921/0100   Pages: 2
Recorded: 03/05/2013
Attorney Dkt #:CL5513USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DESILVA, NAMAL
Exec Dt:
02/21/2013
2
KOROVESSI, EKATERINI
Exec Dt:
02/20/2013
3
MENNING, CARL
Exec Dt:
02/18/2013
4
MURPHY, JOSEPH E.
Exec Dt:
02/21/2013
5
RITTER, JOACHIM C.
Exec Dt:
02/20/2013
6
SENGUPTA, SOURAV KUMAR
Exec Dt:
02/19/2013
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8981130
US20130172579
13729390
Correspondence name and address
ANNE I. BREIKSS
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 16
Reel/Frame:029921/0620   Pages: 4
Recorded: 03/05/2013
Attorney Dkt #:CL5516USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DESILVA, NAMAL
Exec Dt:
02/21/2013
2
RITTER, JOACHIM C.
Exec Dt:
02/20/2013
3
KOROVESSI, EKATERINI
Exec Dt:
02/20/2013
4
SENGUPTA, SOURAV KUMAR
Exec Dt:
02/19/2013
5
MENNING, CARL
Exec Dt:
02/18/2013
6
STAUFFER, CHRISTINA S.
Exec Dt:
02/18/2013
7
MURPHY, JOSEPH E.
Exec Dt:
02/02/2013
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8884035
US20130172586
13729401
Correspondence name and address
ANNE I. BREIKSS
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 17
Reel/Frame:029940/0737   Pages: 4
Recorded: 03/07/2013
Attorney Dkt #:CL5516USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DESILVA, NAMAL
Exec Dt:
02/21/2013
2
RITTER, JOACHIM C.
Exec Dt:
02/20/2013
3
KOROVESSI, EKATERINI
Exec Dt:
02/20/2013
4
SENGUPTA, SOURAV KUMAR
Exec Dt:
02/19/2013
5
MENNING, CARL
Exec Dt:
02/18/2013
6
STAUFFER, CHRISTINA S.
Exec Dt:
02/18/2013
7
MURPHY, JOSEPH E.
Exec Dt:
02/02/2013
Assignee
1
E.I. DUPONT DE NEMOURS AND COMPANY
4417 LANCASTER AVE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8884035
US20130172586
13729401
Correspondence name and address
ANNE I. BREIKSS
4417 LANCASTER AVE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 18
Reel/Frame:029941/0079   Pages: 2
Recorded: 03/07/2013
Attorney Dkt #:CL5513USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DESILVA, NAMAL
Exec Dt:
02/21/2013
2
KOROVESSI, EKATERINI
Exec Dt:
02/20/2013
3
MENNING, CARL
Exec Dt:
02/18/2013
4
MURPHY, JOSEPH E.
Exec Dt:
02/21/2013
5
RITTER, JOACHIM C.
Exec Dt:
02/20/2013
6
SENGUPTA, SOURAV KUMAR
Exec Dt:
02/19/2013
Assignee
1
E.I. DUPONT DE NEMOURS AND COMPANY
4417 LANCASTER AVE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8981130
US20130172579
13729390
Correspondence name and address
ANNE I. BREIKSS
4417 LANCASTER AVE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 19
Reel/Frame:029941/0732   Pages: 4
Recorded: 03/07/2013
Attorney Dkt #:CL5590USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLGEIER, ALAN MARTIN
Exec Dt:
02/22/2013
2
DESILVA, NAMAL
Exec Dt:
02/21/2013
3
KOROVESSI, EKATERINI
Exec Dt:
02/20/2013
4
MENNING, CARL
Exec Dt:
02/18/2013
5
RITTER, JOACHIM C.
Exec Dt:
02/20/2013
6
SENGUPTA, SOURAV KUMAR
Exec Dt:
02/19/2013
7
STAUFFER, CHRISTINA S.
Exec Dt:
02/18/2013
Assignee
1
E.I. DUPONT DE NEMOURS AND COMPANY
4417 LANCASTER AVE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8962894
US20130172578
13729464
Correspondence name and address
ANNE I. BREIKSS
4417 LANCASTER AVE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 20
Reel/Frame:029941/0985   Pages: 2
Recorded: 03/07/2013
Attorney Dkt #:CL5600USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLGEIER, ALAN MARTIN
Exec Dt:
02/22/2013
2
DESILVA, NAMAL
Exec Dt:
02/21/2013
3
KOROVESSI, EKATERINI
Exec Dt:
02/20/2013
4
MENNING, CARL
Exec Dt:
02/18/2013
5
RITTER, JOACHIM C.
Exec Dt:
02/20/2013
6
SENGUPTA, SOURAV KUMAR
Exec Dt:
02/19/2013
Assignee
1
E.I. DUPONT DE NEMOURS AND COMPANY
4417 LANCASTER AVE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8889922
US20130172629
13729494
Correspondence name and address
ANNE I. BREIKSS
4417 LANCASTER AVE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 21
Reel/Frame:030843/0576   Pages: 22
Recorded: 07/20/2013
Attorney Dkt #:CL5585USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CORBIN, DAVID RICHARD
Exec Dt:
06/07/2013
2
FAGAN, PAUL JOSEPH
Exec Dt:
06/10/2013
3
FERGUSSON, STUART B
Exec Dt:
06/13/2013
4
HUTCHENSON, KEITH W.
Exec Dt:
06/13/2013
5
METKAR, PRANIT S.
Exec Dt:
06/10/2013
6
OZER, RONNIE
Exec Dt:
06/10/2013
7
PEREIRA, CARMO JOSEPH
Exec Dt:
06/11/2013
8
RAJAGOPALAN, BHUMA
Exec Dt:
06/10/2013
9
SENGUPTA, SOURAV KUMAR
Exec Dt:
07/08/2013
10
TILL, ERIC J.
Exec Dt:
07/01/2013
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 #
 
 
 
 
 
 
 
 
 
 
 
9012664
US20130172583
13729445
Correspondence name and address
GAIL TANZER
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 22
Reel/Frame:031533/0518   Pages: 16
Recorded: 11/03/2013
Attorney Dkt #:CL5600USCIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLGEIER, ALAN MARTIN
Exec Dt:
04/12/2013
2
CORBIN, DAVID RICHARD
Exec Dt:
09/16/2013
3
DE SILVA, WATHUDURA INDIKA NAMAL
Exec Dt:
09/12/2013
4
KOROVESSI, EKATERINI
Exec Dt:
09/12/2013
5
MENNING, CARL ANDREW
Exec Dt:
09/20/2013
6
RITTER, JOACHIM C.
Exec Dt:
10/04/2013
7
SENGUPTA, SOURAV KUMAR
Exec Dt:
09/12/2013
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8889912
US20130231505
13870099
Correspondence name and address
ANNE BREIKSS
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721
WILMINGTON, DE 19805
Assignment: 23
Reel/Frame:031544/0950   Pages: 7
Recorded: 11/05/2013
Attorney Dkt #:CL6020USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLGEIER, ALAN MARTIN
Exec Dt:
09/12/2013
2
DE SILVA, WATHUDURA INDIKA NAMAL
Exec Dt:
09/12/2013
3
MENNING, CARL ANDREW
Exec Dt:
09/20/2013
4
RITTER, JOACHIM C
Exec Dt:
10/04/2013
5
SENGUPTA, SOURAV KUMAR
Exec Dt:
09/12/2013
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8846985
US20130289319
13870091
Correspondence name and address
ANNE BREIKSS
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721
WILMINGTON, DE 19805
Assignment: 24
Reel/Frame:031545/0082   Pages: 7
Recorded: 11/05/2013
Attorney Dkt #:CL5734USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLGEIER, ALAN MARTIN
Exec Dt:
09/12/2013
2
DE SILVA, WATHUDURA INDIKA NAMAL
Exec Dt:
09/12/2013
3
MENNING, CARL ANDREW
Exec Dt:
09/20/2013
4
RITTER, JOACHIM C.
Exec Dt:
10/04/2013
5
SENGUPTA, SOURAV KUMAR
Exec Dt:
09/12/2013
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8859826
US20130289312
13870080
Correspondence name and address
ANNE BREIKSS
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721
WILMINGTON, DE 19805
Assignment: 25
Reel/Frame:031545/0113   Pages: 8
Recorded: 11/05/2013
Attorney Dkt #:CL5732USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLGEIER, ALAN MARTIN
Exec Dt:
09/12/2013
2
DE SILVA, WATHUDURA INDIKA NAMAL
Exec Dt:
09/12/2013
3
MENNING, CARL ANDREW
Exec Dt:
09/20/2013
4
MURPHY, JOSEPH E
Exec Dt:
10/04/2013
5
RITTER, JOACHIM C
Exec Dt:
10/09/2013
6
SENGUPTA, SOURAV KUMAR
Exec Dt:
09/12/2013
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8846984
US20130289311
13870072
Correspondence name and address
ANNE BREIKSS
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721
WILMINGTON, DE 19805
Assignment: 26
Reel/Frame:031597/0358   Pages: 20
Recorded: 11/14/2013
Attorney Dkt #:CL5275USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLGEIER, ALAN MARTIN
Exec Dt:
09/12/2013
2
CARLSON, TORREN RYAN
Exec Dt:
09/13/2013
3
CORBIN, DAVID RICHARD
Exec Dt:
10/10/2013
4
DE SILVA, WATHUDURA INDIKA NAMAL
Exec Dt:
09/12/2013
5
KOROVESSI, EKATERINI
Exec Dt:
09/12/2013
6
MENNING, CARL ANDREW
Exec Dt:
09/20/2013
7
RITTER, JOACHIM C
Exec Dt:
10/31/2013
8
ROSENFELD, H DAVID
Exec Dt:
09/11/2013
9
SENGUPTA, SOURAV KUMAR
Exec Dt:
09/12/2013
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9018423
US20130289318
13870066
Correspondence name and address
ANNE BREIKSS
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721
WILMINGTON, DE 19805
Assignment: 27
Reel/Frame:031691/0085   Pages: 16
Recorded: 11/28/2013
Attorney Dkt #:CL5600USCIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLGEIER, ALAN MARTIN
Exec Dt:
09/12/2013
2
CORBIN, DAVID RICHARD
Exec Dt:
09/16/2013
3
DE SILVA, WATHUDURA INDIKA NAMAL
Exec Dt:
09/12/2013
4
KOROVESSI, EKATERINI
Exec Dt:
09/12/2013
5
MENNING, CARL ANDREW
Exec Dt:
09/20/2013
6
RITTER, JOACHIM C.
Exec Dt:
10/04/2013
7
SENGUPTA, SOURAV KUMAR
Exec Dt:
09/12/2013
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8889912
US20130231505
13870099
Correspondence name and address
SIMA SARIASLANI
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721
WILMINGTON, DE 19805
Assignment: 28
Reel/Frame:032539/0138   Pages: 10
Recorded: 03/27/2014
Attorney Dkt #:CL5590USCIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALLGEIER, ALAN MARTIN
Exec Dt:
09/12/2013
2
DE SILVA, WATHUDURA INDIKA NAMAL
Exec Dt:
09/12/2013
3
KOROVESSI, EKATERINI
Exec Dt:
09/12/2013
4
MENNING, CARL ANDREW
Exec Dt:
09/20/2013
5
RITTER, JOACHIM C.
Exec Dt:
10/04/2013
6
SENGUPTA, SOURAV KUMAR
Exec Dt:
09/12/2013
7
STAUFFER, CHRISTINA S.
Exec Dt:
09/13/2013
Assignee
1
E. I. DUPONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8865940
US20140228596
13870095
Correspondence name and address
ANNE I. BREIKSS
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2333
WILMINGTON, DE 19805
Assignment: 29
Reel/Frame:031717/0801   Pages: 7
Recorded: 12/04/2013
Attorney Dkt #:CL5783USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SENGUPTA, SOURAV KUMAR
Exec Dt:
11/15/2013
2
KELKAR, MANSH S
Exec Dt:
12/03/2013
3
MANNING, KENNETH CHAD
Exec Dt:
11/15/2013
4
PERTICONE, ANDREA M
Exec Dt:
11/15/2013
5
RITTER, JOACHIM C
Exec Dt:
12/03/2013
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140081065
14031356
Correspondence name and address
LYNNE CHRISTENBURY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721
WILMINGTON, DE 19805
Assignment: 30
Reel/Frame:036178/0259   Pages: 12
Recorded: 07/24/2015
Attorney Dkt #:CL5585-US-CNT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CORBIN, DAVID RICHARD
Exec Dt:
04/01/2015
2
TILL, ERIC J.
Exec Dt:
05/26/2015
3
FAGAN, PAUL JOSEPH
Exec Dt:
03/31/2015
4
FERGUSSON, STUART B.
Exec Dt:
04/02/2015
5
HUTCHENSON, KEITH W.
Exec Dt:
04/02/2015
6
METKAR, PRANIT S.
Exec Dt:
04/02/2015
7
OZER, RONNIE
Exec Dt:
06/01/2015
8
PEREIRA, CARMO JOSEPH
Exec Dt:
05/26/2015
9
RAJAGOPALAN, BHUMA
Exec Dt:
05/24/2015
10
SENGUPTA, SOURAV KUMAR
Exec Dt:
03/31/2015
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
CHESTNUT RUN PLAZA
974 CENTRE ROAD, P. O. BOX 2915
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150152074
14619611
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 31
Reel/Frame:037742/0658   Pages: 8
Recorded: 02/16/2016
Attorney Dkt #:CL5844-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CORBIN, DAVID RICHARD
Exec Dt:
11/11/2015
2
HARGIS, ANNALISA
Exec Dt:
12/23/2015
3
KELKAR, MANISH S.
Exec Dt:
11/16/2015
4
MANNING, KENNETH CHAD
Exec Dt:
02/01/2016
5
RITTER, JOACHIM C.
Exec Dt:
11/13/2015
6
SENGUPTA, SOURAV KUMAR
Exec Dt:
11/16/2015
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
CHESTNUT RUN PLAZA
974 CENTRE ROAD, P. O. BOX 2915
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160009610
14771676
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 32
Reel/Frame:037239/0857   Pages: 7
Recorded: 12/08/2015
Attorney Dkt #:CL6169-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DAVIS, RONALD JAMES
Exec Dt:
12/03/2015
2
MENNING, CARL ANDREW
Exec Dt:
12/04/2015
3
MURPHY, JOSEPH E
Exec Dt:
12/02/2015
4
RITTER, JOACHIM C
Exec Dt:
12/08/2015
5
SENGUPTA, SOURAV KUMAR
Exec Dt:
12/04/2015
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY
CHESTNUT RUN PLAZA
974 CENTRE ROAD, P.O. BOX 2915
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160159715
14956425
Correspondence name and address
E.I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 33
Reel/Frame:045206/0844   Pages: 3
Recorded: 03/14/2018
Attorney Dkt #:CL6498-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
METKAR, PRANIT S.
Exec Dt:
03/14/2018
2
SENGUPTA, SOURAV KUMAR
Exec Dt:
03/02/2018
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
CHESTNUT RUN PLAZA
974 CENTRE ROAD, P.O. BOX 2915
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180155307
15578464
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 34
Reel/Frame:064391/0861   Pages: 8
Recorded: 07/26/2023
Attorney Dkt #:PB0555-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SCHULTZ, JAMES A.
Exec Dt:
06/07/2023
2
SENGUPTA, SOURAV KUMAR
Exec Dt:
06/26/2023
3
SURISETTY, VENKATESWARA RAO
Exec Dt:
06/08/2023
Assignee
1
DUPONT SAFETY & CONSTRUCTION, INC.
974 CENTRE ROAD
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11834389
US20210387942
17323349
Correspondence name and address
DUPONT SPECIALTY PRODUCTS USA, LLC
974 CENTRE ROAD
WILMINGTON, DE 19805

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