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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : FAN, XIYUN SERENE
Total Assignments: 7
Assignment: 1
Reel/Frame:017200/0371   Pages: 2
Recorded: 02/22/2006
Attorney Dkt #:AD7068USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
FAN, XIYUN SERENE
Exec Dt:
06/21/2005
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050234202
10973701
Correspondence name and address
KEVIN S. DOBSON
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 2
Reel/Frame:017608/0789   Pages: 2
Recorded: 05/12/2006
Attorney Dkt #:AD7181USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FAN, XIYUN SERENE
Exec Dt:
09/12/2005
2
THAI, HWEE TATZ
Exec Dt:
09/21/2005
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7381767
US20060052511
11222077
Correspondence name and address
LUCAS K. SHAY
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 3
Reel/Frame:019890/0987   Pages: 2
Recorded: 09/27/2007
Attorney Dkt #:AD7345USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
FAN, XIYUN SERENE
Exec Dt:
03/28/2007
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070179246
11698434
Correspondence name and address
LUCAS K. SHAY
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 4
Reel/Frame:025384/0693   Pages: 2
Recorded: 11/17/2010
Attorney Dkt #:PP0156USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
FAN, XIYUN SERENE
Exec Dt:
11/10/2010
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 #
 
 
 
 
 
 
 
 
 
 
 
8691917
US20120088882
12900770
Correspondence name and address
LUCAS K. SHAY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 5
Reel/Frame:064636/0121   Pages: 3
Recorded: 08/18/2023
Attorney Dkt #:PP0118-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FAN, XIYUN SERENE
Exec Dt:
11/29/2011
2
RATNAGIRI, RAMABHADRA
Exec Dt:
11/28/2011
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8445089
US20130136881
13306757
Correspondence name and address
DUPONT SPECIALTY PRODUCTS USA, LLC
974 CENTRE ROAD
WILMINGTON, DE 19805
Assignment: 6
Reel/Frame:027762/0850   Pages: 3
Recorded: 02/25/2012
Attorney Dkt #:PP0190USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FAN, XIYUN SERENE
Exec Dt:
12/09/2011
2
MOLITOR, MICHAEL JOSEPH
Exec Dt:
12/12/2011
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
US20130147085
13315641
Correspondence name and address
LUCAS K. SHAY
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 7
Reel/Frame:029640/0193   Pages: 4
Recorded: 01/16/2013
Attorney Dkt #:PP0165USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ECHT, ELLIOTT
Exec Dt:
01/14/2013
2
FAN, XIYUN SERENE
Exec Dt:
01/14/2013
3
HAYES, RICHARD ALLEN
Exec Dt:
01/14/2013
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 #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130149930
13686170
Correspondence name and address
RICHARD J. BROWN
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19805

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