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Patent Assignment Assignor Details
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Assignor Name : IONKIN, ALEX SERGEY
Total Assignments: 50
Assignment: 1
Reel/Frame:050411/0208   Pages: 3
Recorded: 09/18/2019
Attorney Dkt #:LGCHEM.2468
Conveyance: EMPLOYMENT AGREEMENT
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
07/09/1998
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD, P.O. BOX 2915, CHESTNUT RUN PLAZA
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7675228
US20080074033
11452776
Correspondence name and address
LDLKM
600 SOUTH AVENUE WEST
WESTFIELD, NJ 07090
Assignment: 2
Reel/Frame:010081/0443   Pages: 2
Recorded: 07/12/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BOGDAN, ZIEMECKI STANISHLAW
Exec Dt:
03/15/1999
2
IONKIN, ALEX SERGEY
Exec Dt:
03/15/1999
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6080884
NONE
09268147
Correspondence name and address
E.I. DU PONT DE NEMOURS AND COMPANY
LUCAS K. SHAY
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 3
Reel/Frame:010195/0586   Pages: 2
Recorded: 08/26/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IONKIN, ALEX SERGEY
Exec Dt:
03/15/1999
2
ZIEMECKI, STANISLAW BOGDAN
Exec Dt:
03/15/1999
3
HARPER, MARK JAY
Exec Dt:
03/15/1999
4
KOCH, THEODORE AUGUR
Exec Dt:
03/15/1999
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5986127
NONE
09268148
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
LUCAS K. SHAY
LEGAL-PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Assignment: 4
Reel/Frame:011003/0876   Pages: 2
Recorded: 07/24/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IONKIN, ALEX SERGEY
Exec Dt:
05/11/2000
2
ZIEMECKI, STANISLAW BOGDAN
Exec Dt:
05/25/2000
3
KOCH, THEODORE AUGUR
Exec Dt:
05/12/2000
4
HARPER, MARK JAY
Exec Dt:
05/25/2000
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6258745
NONE
09556202
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
BART E. LERMAN
LEGAL-PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Assignment: 5
Reel/Frame:012829/0089   Pages: 2
Recorded: 06/26/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IONKIN, ALEX SERGEY
Exec Dt:
05/11/2000
2
ZIEMECKI, STANISLAW BOGDAN
Exec Dt:
05/12/2000
3
KOCH, THEODORE AUGUR
Exec Dt:
05/25/2000
4
HARPER, MARK JAY
Exec Dt:
05/25/2000
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
BARLEY MILL PLAZA 25
LEGAL PATENTS
WILMINGTON, DELAWARE 19880
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6258745
NONE
09556202
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
BART E. LERMAN
BARLEY MILL PLAZA 25
LEGAL-PATENTS
WILMINGTON, DE 19880-0025
Assignment: 6
Reel/Frame:012434/0311   Pages: 2
Recorded: 01/08/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IONKIN, ALEX SERGEY
Exec Dt:
06/02/2000
2
ZIEMECKI, STANISLAW BODGAN
Exec Dt:
06/02/2000
3
HARPER, MARK J.
Exec Dt:
06/02/2000
4
KOCH, THEODORE AUGUR
Exec Dt:
06/05/2000
5
BRYNDZA, HENRY EDWARD
Exec Dt:
06/13/2000
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6680403
NONE
10030369
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
BART E. LERMAN
LEGAL-PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 7
Reel/Frame:011478/0965   Pages: 2
Recorded: 01/26/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
12/21/2000
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6569802
NONE
09723965
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
BART E. LERMAN
LEGAL-PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Assignment: 8
Reel/Frame:011895/0829   Pages: 2
Recorded: 06/15/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
03/06/2001
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6566297
US20010047104
09801029
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
BART E. LERMAN
LEGAL-PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Assignment: 9
Reel/Frame:012023/0242   Pages: 2
Recorded: 07/20/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WANG, LIN
Exec Dt:
06/27/2001
2
JOHNSON, LYNDA KAYE
Exec Dt:
06/27/2001
3
IONKIN, ALEX SERGEY
Exec Dt:
06/27/2001
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6506861
US20020028741
09871100
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
BART E. LERMAN
1007 MARKET ST
LEGAL-PATENTS
WILMINGTON, DE 19898
Assignment: 10
Reel/Frame:012140/0122   Pages: 4
Recorded: 08/29/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JOHNSON, LYNDA KAYE
Exec Dt:
08/13/2001
2
BENNETT, ALISON MARGARET ANNE
Exec Dt:
08/14/2001
3
DOBBS, KERWIN
Exec Dt:
08/15/2001
4
IONKIN, ALEX SERGEY
Exec Dt:
08/13/2001
5
ITTEL, STEVEN DALE
Exec Dt:
08/13/2001
6
WANG, YING
Exec Dt:
08/15/2001
7
RADZEWICH, CATHERINE
Exec Dt:
08/14/2001
8
WANG, LIN
Exec Dt:
08/13/2001
9
HAUPTMAN, ELISABETH
Exec Dt:
08/13/2001
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6541585
US20020037982
09870597
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
BART E. LERMAN
LEGAL-PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 11
Reel/Frame:012546/0343   Pages: 2
Recorded: 01/23/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
12/07/2001
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY
LEGAL PATENTS
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19880
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6506927
NONE
09682657
Correspondence name and address
E.I. DU PONT DE NEMOURS AND COMPANY
BART E. LERMAN
BARLEY MILL PLAZA 25
WILMINGTON DELAWARE 19880-0025
Assignment: 12
Reel/Frame:012546/0345   Pages: 2
Recorded: 01/23/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
12/07/2001
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
LEGAL PATENTS
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19880
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6455723
NONE
09682656
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
BART E. LERMAN
LEGAL-PATENTS
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19880-0025
Assignment: 13
Reel/Frame:012546/0402   Pages: 2
Recorded: 01/23/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
12/07/2001
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY
LEGAL PATENTS
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19880
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6455724
NONE
09682658
Correspondence name and address
E.I. DU PONT DE NEMOURS AND COMPANY
BART E. LERMAN
LEGAL-PATENTS
BARLEY MILL PLAZA 25
WILMINGTON, DE 19880-0025
Assignment: 14
Reel/Frame:012546/0499   Pages: 2
Recorded: 01/23/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
12/07/2001
Assignee
1
E I. DU PONT DE NEMOURS AND COMPANY
LEGAL PATENTS
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19880
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6710201
US20030065209
09682650
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
BART E. LERMAN
BARLEY MILL PLAZA 25
LEGAL-PATENTS
WILMINGTON, DE 19880-0025
Assignment: 15
Reel/Frame:013388/0573   Pages: 4
Recorded: 01/28/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ITTEL, STEVEN DALE
Exec Dt:
12/04/2002
2
MCLAIN, STEPHAN J.
Exec Dt:
12/06/2002
3
JOHNSON, LYNDA KAYE
Exec Dt:
12/06/2002
4
SWEETMAN, KARL J.
Exec Dt:
12/06/2002
5
WANG, LIN
Exec Dt:
12/17/2002
6
BENNETT, ALISON MARGARET ANNE
Exec Dt:
12/31/2002
7
WANG, YING
Exec Dt:
12/06/2002
8
IONKIN, ALEX SERGEY
Exec Dt:
12/06/2002
9
MCCORD, ELIZABETH FORRESTER
Exec Dt:
12/13/2002
10
SCHIFFINO, RINALDO S.
Exec Dt:
12/04/2002
11
RADZEWICH, CATHERINE E.
Exec Dt:
12/04/2002
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
BARLEY MILL PLAZA 25
LEGAL PATENTS
WILMINGTON, DELAWARE 19880-0025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7348388
US20030212226
10295606
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
ALANSON G. BOWEN, JR.
LEGAL-PATENTS
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19880-0025
Assignment: 16
Reel/Frame:013420/0622   Pages: 2
Recorded: 02/06/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
01/28/2003
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
BARLEY MILL PLAZA 25
LEGAL PATENTS
WILMINGTON, DELAWARE 19880-0025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030130514
10334022
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
ALANSON G. BOWEN, JR.
LEGAL-PATENTS
BARLEY MILL PLAZA 25
WILMINGTON, DE 19880-0025
Assignment: 17
Reel/Frame:014942/0249   Pages: 3
Recorded: 08/04/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IONKIN, ALEX SERGEY
Exec Dt:
07/14/2004
2
WANG, YING
Exec Dt:
07/16/2004
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7233019
US20050238910
10831845
Correspondence name and address
BARBARA C. SIEGELL
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 18
Reel/Frame:015132/0240   Pages: 3
Recorded: 09/15/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IONKIN, ALEX SERGEY
Exec Dt:
07/14/2004
2
WANG, YING
Exec Dt:
07/16/2004
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7358406
US20050244645
10833787
Correspondence name and address
BARBARA C. SIEGELL
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 19
Reel/Frame:015476/0117   Pages: 2
Recorded: 12/21/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IONKIN, ALEX SERGEY
Exec Dt:
12/06/2004
2
WANG, YING
Exec Dt:
12/07/2004
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7402345
US20060054861
10940876
Correspondence name and address
BARBARA C. SIEGELL
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 20
Reel/Frame:016596/0016   Pages: 2
Recorded: 09/28/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IONKIN, ALEX SERGEY
Exec Dt:
08/23/2005
2
JOHNSON, LYNDA KAYE
Exec Dt:
08/22/2005
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7442819
US20060009597
11177791
Correspondence name and address
MARK D. KULLER - VERSIPOL
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 21
Reel/Frame:018258/0927   Pages: 2
Recorded: 09/15/2006
Attorney Dkt #:UC0302USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
09/09/2005
Assignee
1
DUPONT DISPLAYS, INC.
600 WARD DRIVE
SANTA BARBARA, CALIFORNIA 93111
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7449601
US20060281923
11013679
Correspondence name and address
JOHN H. LAMMING
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 22
Reel/Frame:017974/0025   Pages: 4
Recorded: 07/21/2006
Attorney Dkt #:CL3280USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IONKIN, ALEX SERGEY
Exec Dt:
04/18/2006
2
FISH, BRIAN M.
Exec Dt:
04/18/2006
3
MARSHALL, WILLIAM
Exec Dt:
04/19/2006
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7626049
US20070244291
11406994
Correspondence name and address
GAIL A. DALICKAS
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 23
Reel/Frame:017975/0427   Pages: 2
Recorded: 07/21/2006
Attorney Dkt #:CL3193USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
07/06/2006
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7625992
US20070244292
11407003
Correspondence name and address
GAIL A. DALICKAS
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 24
Reel/Frame:018567/0623   Pages: 2
Recorded: 11/30/2006
Attorney Dkt #:CL3464USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
07/20/2006
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7371879
US20070244325
11407009
Correspondence name and address
GAIL A. DALICKAS
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 25
Reel/Frame:018510/0164   Pages: 3
Recorded: 11/13/2006
Attorney Dkt #:CL3463USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IONKIN, ALEX SERGEY
Exec Dt:
09/18/2006
2
WANG, YING
Exec Dt:
09/20/2006
3
MARSHALL, WILLIAM J.
Exec Dt:
09/19/2006
4
PETROV, VIACHESLAV A.
Exec Dt:
09/20/2006
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7737277
US20070259205
11430473
Correspondence name and address
GAIL A. DALICKAS
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 26
Reel/Frame:018914/0369   Pages: 4
Recorded: 02/21/2007
Attorney Dkt #:CL3182USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ADELMAN, DOUGLAS J.
Exec Dt:
02/06/2007
2
IONKIN, ALEX SERGEY
Exec Dt:
02/06/2007
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080194768
11502863
Correspondence name and address
BARRY CASH - VERSIPOL
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 27
Reel/Frame:019369/0985   Pages: 2
Recorded: 06/01/2007
Attorney Dkt #:CL3193USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
04/12/2007
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7625992
US20070244292
11407003
Correspondence name and address
GAIL D. TANZER
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 28
Reel/Frame:019743/0537   Pages: 2
Recorded: 08/24/2007
Attorney Dkt #:CL3555USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
08/06/2007
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7771919
US20080063990
11760001
Correspondence name and address
GAIL D. TANZER
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 29
Reel/Frame:020510/0557   Pages: 2
Recorded: 02/14/2008
Attorney Dkt #:CL3611USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
01/07/2008
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8021726
US20090148631
11951953
Correspondence name and address
GAIL D. TANZER
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 30
Reel/Frame:020674/0576   Pages: 2
Recorded: 03/19/2008
Attorney Dkt #:CL3556USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FISH, BRIAN M.
Exec Dt:
01/23/2008
2
IONKIN, ALEX SERGEY
Exec Dt:
01/23/2008
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8017201
US20090148618
11951929
Correspondence name and address
GAIL D. TANZER
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 31
Reel/Frame:020785/0179   Pages: 2
Recorded: 04/10/2008
Attorney Dkt #:CL4024USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FISH, BRIAN M.
Exec Dt:
01/23/2008
2
IONKIN, ALEX SERGEY
Exec Dt:
01/23/2008
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8048498
US20090149326
11951961
Correspondence name and address
GAIL D. TANZER
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 32
Reel/Frame:020707/0927   Pages: 2
Recorded: 03/19/2008
Attorney Dkt #:UC0655USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
02/04/2008
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8115378
US20090162693
11960807
Correspondence name and address
JOHN H. LAMMING
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 33
Reel/Frame:020797/0776   Pages: 2
Recorded: 04/14/2008
Attorney Dkt #:CL4043USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
03/24/2008
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7887989
US20090148788
11951972
Correspondence name and address
GAIL D. TANZER
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 34
Reel/Frame:021177/0319   Pages: 2
Recorded: 07/01/2008
Attorney Dkt #:CL3618USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
04/04/2008
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8017202
US20090149325
11951942
Correspondence name and address
GAIL D. TANZER
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 35
Reel/Frame:021904/0025   Pages: 2
Recorded: 12/01/2008
Attorney Dkt #:CL4285USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
11/07/2008
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
DUPONT LEGAL
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8178175
US20100112237
12266044
Correspondence name and address
GAIL TANZER
4417 LANCASTER PIKE
DUPONT LEGAL
WILMINGTON, DE 19805
Assignment: 36
Reel/Frame:023583/0263   Pages: 2
Recorded: 12/01/2009
Attorney Dkt #:CL3191USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
11/30/2009
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 #
 
 
 
 
 
 
 
 
 
 
 
7671163
US20070243390
11407007
Correspondence name and address
GAIL D. TANZER
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 37
Reel/Frame:024011/0085   Pages: 4
Recorded: 03/02/2010
Attorney Dkt #:CL2824USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IONKIN, ALEX SERGEY
Exec Dt:
01/11/2010
2
WANG, YING
Exec Dt:
01/11/2010
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 #
 
 
 
 
 
 
 
 
 
 
 
7718997
US20080087879
11580386
Correspondence name and address
GAIL D. TANZER
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 38
Reel/Frame:024321/0810   Pages: 2
Recorded: 05/02/2010
Attorney Dkt #:CL4487USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FISH, BRIAN M.
Exec Dt:
01/28/2010
2
IONKIN, ALEX SERGEY
Exec Dt:
01/28/2010
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 #
 
 
 
 
 
 
 
 
 
 
 
8252394
US20110151152
12645945
Correspondence name and address
GAIL D. TANZER
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 39
Reel/Frame:025739/0599   Pages: 2
Recorded: 01/17/2011
Attorney Dkt #:CL5241USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IONKIN, ALEX SERGEY
Exec Dt:
01/11/2011
2
FISH, BRIAN M.
Exec Dt:
01/11/2011
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 #
 
 
 
 
 
 
 
 
 
 
 
8709657
US20120145970
12963979
Correspondence name and address
LOIS A. SANTOPIETRO
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 40
Reel/Frame:025739/0601   Pages: 2
Recorded: 01/17/2011
Attorney Dkt #:CL5049USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IONKIN, ALEX SERGEY
Exec Dt:
01/11/2011
2
FISH, BRIAN M.
Exec Dt:
01/11/2011
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 #
 
 
 
 
 
 
 
 
 
 
 
8480944
US20120146189
12963989
Correspondence name and address
JOHN A. LANGWORTHY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 41
Reel/Frame:029558/0299   Pages: 2
Recorded: 01/02/2013
Attorney Dkt #:CL4661USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
01/13/2012
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
US20130160830
13332593
Correspondence name and address
LOIS A. SANTOPIETRO
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 42
Reel/Frame:027886/0414   Pages: 2
Recorded: 03/19/2012
Attorney Dkt #:CL4765USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IONKIN, ALEX SERGEY
Exec Dt:
03/12/2012
2
FISH, BRIAN M.
Exec Dt:
03/12/2012
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 #
 
 
 
 
 
 
 
 
 
 
 
9076571
US20120174978
13395790
Correspondence name and address
LOIS A. SANTOPIETRO
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 43
Reel/Frame:028164/0926   Pages: 2
Recorded: 05/07/2012
Attorney Dkt #:CL4667USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
04/16/2012
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 #
 
 
 
 
 
 
 
 
 
 
 
8470287
US20120219491
13505818
Correspondence name and address
LOIS A. SANTOPIETRO
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 44
Reel/Frame:028088/0734   Pages: 2
Recorded: 04/23/2012
Attorney Dkt #:CL4666USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
04/17/2012
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 #
 
 
 
 
 
 
 
 
 
 
 
8414862
US20120201742
13502531
Correspondence name and address
SANTOPIETRO LOIS A.
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 45
Reel/Frame:028164/0802   Pages: 2
Recorded: 05/07/2012
Attorney Dkt #:CL4941USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
IONKIN, ALEX SERGEY
Exec Dt:
04/20/2012
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 #
 
 
 
 
 
 
 
 
 
 
 
8470288
US20120219492
13505833
Correspondence name and address
LOIS A. SANTOPIETRO
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 46
Reel/Frame:028164/0899   Pages: 2
Recorded: 05/07/2012
Attorney Dkt #:CL4668USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IONKIN, ALEX SERGEY
Exec Dt:
04/23/2012
2
FISH, BRIAN M.
Exec Dt:
04/23/2012
3
GETTY, ROSS
Exec Dt:
04/23/2012
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 #
 
 
 
 
 
 
 
 
 
 
 
8734687
US20120238054
13505829
Correspondence name and address
LOIS A. SANTOPIETRO
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 47
Reel/Frame:028739/0734   Pages: 3
Recorded: 08/07/2012
Attorney Dkt #:CL5012USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CITRON, JOEL DAVID
Exec Dt:
07/26/2012
2
IONKIN, ALEX SERGEY
Exec Dt:
07/26/2012
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 #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120302809
13576732
Correspondence name and address
BARRY CASH
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 48
Reel/Frame:028739/0919   Pages: 3
Recorded: 08/07/2012
Attorney Dkt #:CL4975USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CITRON, JOEL DAVID
Exec Dt:
07/26/2012
2
IONKIN, ALEX SERGEY
Exec Dt:
07/26/2012
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 #
 
 
 
 
 
 
 
 
 
 
 
9175104
US20120309915
13576724
Correspondence name and address
BARRY CASH
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805
Assignment: 49
Reel/Frame:043593/0443   Pages: 4
Recorded: 09/14/2017
Attorney Dkt #:0677-0188
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IONKIN, ALEX SERGEY
Exec Dt:
09/14/2017
2
WATTERS, ARIANNA LUBOMYRA
Exec Dt:
09/14/2017
Assignee
1
FXI, INC.
1400 N. PROVIDENCE ROAD, SUITE 2000
MEDIA, PENNSYLVANIA 19063
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10233278
NONE
15704773
Correspondence name and address
PATRICIA SMINK ROGOWSKI
501 SILVERSIDE ROAD, SUITE 11
ROGOWSKI LAW LLC
WILMINGTON, DE 19809
Assignment: 50
Reel/Frame:048138/0661   Pages: 4
Recorded: 01/25/2019
Attorney Dkt #:0677.0204
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IONKIN, ALEX SERGEY
Exec Dt:
09/14/2017
2
WATTERS, ARIANNA LUBOMYRA
Exec Dt:
09/14/2017
Assignee
1
FXI, INC.
1400 NORTH PROVIDENCE ROAD, SUITE 2000
MEDIA, PENNSYLVANIA 19063
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10889680
NONE
16257816
Correspondence name and address
PATRICIA SMINK ROGOWSKI
501 SILVERSIDE ROAD, SUITE 11
ROGOWSKI LAW LLC
WILMINGTON, DE 19809

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