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Patent Assignment Assignor Details
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Assignor Name : RATNAGIRI, RAMABHADRA
Total Assignments: 15
Assignment: 1
Reel/Frame:011568/0087   Pages: 6
Recorded: 02/07/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLYLER, LEE L., JR.
Exec Dt:
02/02/2001
2
HART, ARTHUR CLIFFORD, JR.
Exec Dt:
02/02/2001
3
RATNAGIRI, RAMABHADRA
Exec Dt:
02/02/2001
4
WHITE, WHITNEY
Exec Dt:
02/02/2001
Assignee
1
LUCENT TECHNOLOGIES, INC
P.O. BOX 07974-0636
600 MOUNTAIN AVENUE
MURRAY HILL, NEW JERSEY 07974
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6527986
US20020105102
09778298
Correspondence name and address
SCOTT J. RITTMAN
DOCKET ADMINISTRATOR
101 CRAWFORDS CORNER ROAD, ROOM 3J-219
P.O. BOX 3030
HOLMDEL, NEW JERSEY 07733-3030
Assignment: 2
Reel/Frame:016900/0833   Pages: 3
Recorded: 12/15/2005
Attorney Dkt #:AD7163USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KANE, PAUL J.
Exec Dt:
11/06/2005
2
FLEXMAN, EDMUND ARTHUR
Exec Dt:
11/18/2005
3
RATNAGIRI, RAMABHADRA
Exec Dt:
11/18/2005
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060074175
11236157
Correspondence name and address
TAMERA L. FAIR
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 3
Reel/Frame:018502/0943   Pages: 2
Recorded: 11/09/2006
Attorney Dkt #:AD7263USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RATNAGIRI, RAMABHADRA
Exec Dt:
09/27/2006
2
FLEXMAN, EDMUND ARTHUR
Exec Dt:
09/27/2006
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070015869
11449429
Correspondence name and address
KEVIN S. DOBSON
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 4
Reel/Frame:020025/0510   Pages: 2
Recorded: 10/28/2007
Attorney Dkt #:AD7510USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
RATNAGIRI, RAMABHADRA
Exec Dt:
10/23/2007
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090030137
11881210
Correspondence name and address
CHYRREA J. SEBREE
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 5
Reel/Frame:020916/0824   Pages: 2
Recorded: 05/08/2008
Attorney Dkt #:AD7462USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
RATNAGIRI, RAMABHADRA
Exec Dt:
02/28/2008
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080161488
12004182
Correspondence name and address
CHYRREA J. SEBREE
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 6
Reel/Frame:025488/0279   Pages: 2
Recorded: 12/09/2010
Attorney Dkt #:AD7864USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
RATNAGIRI, RAMABHADRA
Exec Dt:
11/29/2010
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 #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120129976
12954304
Correspondence name and address
LORETTA F. SMITH
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 7
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: 8
Reel/Frame:032665/0227   Pages: 3
Recorded: 04/14/2014
Attorney Dkt #:AD7846USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RATNAGIRI, RAMABHADRA
Exec Dt:
04/04/2014
2
CHENAULT, HENRY KEITH
Exec Dt:
04/07/2014
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8741202
US20130175724
13703066
Correspondence name and address
LORETTA SMITH
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721
WILMINGTON, DE 19805
Assignment: 9
Reel/Frame:032861/0237   Pages: 3
Recorded: 05/09/2014
Attorney Dkt #:AD7959USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WILCZEK, LECH
Exec Dt:
05/05/2014
2
RATNAGIRI, RAMABHADRA
Exec Dt:
05/05/2014
Assignee
1
E. I. DUPONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9006322
NONE
14248617
Correspondence name and address
LORETTA F. SMITH
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2333
WILMINGTON, DE 19805
Assignment: 10
Reel/Frame:035798/0586   Pages: 3
Recorded: 06/07/2015
Attorney Dkt #:AD7959-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WILCZEK, LECH
Exec Dt:
05/05/2015
2
RATNAGIRI, RAMABHADRA
Exec Dt:
05/05/2015
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9006322
NONE
14248617
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 11
Reel/Frame:036170/0514   Pages: 3
Recorded: 07/24/2015
Attorney Dkt #:AD7782_US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RATNAGIRI, RAMABHADRA
Exec Dt:
06/10/2015
2
CHENAULT, HENRY KEITH
Exec Dt:
06/19/2015
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 #
 
 
 
 
 
 
 
 
 
 
 
9109112
US20130142978
13703059
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 12
Reel/Frame:036254/0829   Pages: 3
Recorded: 08/05/2015
Attorney Dkt #:AD7782-WO-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RATNAGIRI, RAMABHADRA
Exec Dt:
06/10/2015
2
CHENAULT, HENRY KEITH
Exec Dt:
06/19/2015
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 #
 
 
 
 
 
 
 
 
 
 
 
9109112
US20130142978
13703059
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 13
Reel/Frame:036530/0610   Pages: 5
Recorded: 09/10/2015
Attorney Dkt #:AD8119-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PERCEC, SIMONA
Exec Dt:
08/03/2015
2
BAIR, STEPHEN NEAL
Exec Dt:
08/03/2015
3
RATNAGIRI, RAMABHADRA
Exec Dt:
08/20/2015
4
WAKEMAN, MARTYN DOUGLAS
Exec Dt:
08/10/2015
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
US20160122487
14814551
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 14
Reel/Frame:044178/0333   Pages: 2
Recorded: 11/20/2017
Attorney Dkt #:AD8164-US-NP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
RATNAGIRI, RAMABHADRA
Exec Dt:
11/17/2017
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 #
 
 
 
 
 
 
 
 
 
 
 
10450456
US20180142095
15789203
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805
Assignment: 15
Reel/Frame:065253/0313   Pages: 3
Recorded: 10/17/2023
Attorney Dkt #:AD8243-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
RATNAGIRI, RAMABHADRA
Exec Dt:
10/17/2023
Assignee
1
DELRIN USA, LLC
BUILDING 308, EXPERIMENTAL STATION
200 POWDER MILL RD.
WILMINGTON, DELAWARE 19803
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11827779
US20220153985
17440157
Correspondence name and address
DUPONT SPECIALTY PRODUCTS USA, LLC
974 CENTRE ROAD
WILMINGTON, DE 19805

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