skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Assignee Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignee Name : E.I. DU PONT DE NEMOURS AND COMPANY A CORPORATION OF DELAWARE
Total Assignments: 31
Assignment: 1
Reel/Frame:005733/0469   Pages: 2
Recorded: 06/14/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
11/08/1989
Assignee
1
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07407607
Correspondence name and address
ANDREW G. GOLIAN
PATENT DIVISION
LEGAL DEPT.
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 2
Reel/Frame:005916/0544   Pages: 2
Recorded: 11/20/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/28/1991
2
Exec Dt:
02/28/1991
Assignee
1
WILMINGTON, DE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07646649
Correspondence name and address
JAMES A. COSTELLO
E. I. DU PONT DE NEMOURS AND CO.
LEGAL/PATENT RECORDS CENTER
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 3
Reel/Frame:005689/0324   Pages: 3
Recorded: 05/03/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
03/22/1991
2
Exec Dt:
03/22/1991
3
Exec Dt:
03/22/1991
Assignee
1
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07674400
Correspondence name and address
CHARLES E. KRUKIEL
PATENT DIV.,
LEGAL DEPT
E.I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 4
Reel/Frame:005700/0501   Pages: 2
Recorded: 05/16/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
04/11/1991
Assignee
1
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07685911
Correspondence name and address
DON O. WINSLOW
PATENT RECORDS CTR., LEGAL DEPT.,
E. I. DU PONT DE NEMOURS & CO.,
WILMINGTON, DE 19898
Assignment: 5
Reel/Frame:005733/0476   Pages: 2
Recorded: 06/14/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
04/15/1991
Assignee
1
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07694512
Correspondence name and address
BARRY ESTRIN
PATENT RECORDS CENTER
LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 6
Reel/Frame:005700/0491   Pages: 2
Recorded: 05/16/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
04/19/1991
Assignee
1
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07622268
Correspondence name and address
JAMES J. FLYNN
DU PONT LEGAL - PATENTS
E.I. DU PONT DE NEMOURS & CO.
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 7
Reel/Frame:005733/0467   Pages: 2
Recorded: 06/14/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/03/1991
2
Exec Dt:
05/03/1991
3
Exec Dt:
05/03/1991
Assignee
1
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07695379
Correspondence name and address
R. THOMAS GALLEGOS
C/O LEGAL DEPT., PATENT DIV.
E.I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 8
Reel/Frame:005733/0471   Pages: 2
Recorded: 06/14/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
05/06/1991
Assignee
1
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07695825
Correspondence name and address
ALANSON G. BOWEN, JR.
PATENT DIVISION
LEGAL DEPARTMENT
E.I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 9
Reel/Frame:005861/0534   Pages: 2
Recorded: 10/03/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
08/09/1991
Assignee
1
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07743850
Correspondence name and address
ROBERT B. STEVENSON
PATENT DIVISION
LEGAL DEPT.,
E. I. DU PONT DE NEMOURS & CO.,
WILMINGTON, DE 19898
Assignment: 10
Reel/Frame:005863/0234   Pages: 2
Recorded: 10/02/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
08/09/1991
2
Exec Dt:
08/09/1991
Assignee
1
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07742963
Correspondence name and address
CAROLINE J. YUN
PATENT DIVISION
LEGAL DEPARTMENT
E.I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 11
Reel/Frame:005856/0189   Pages: 2
Recorded: 09/17/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
08/15/1991
2
Exec Dt:
08/15/1991
Assignee
1
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07747019
Correspondence name and address
HERBERT M. WOLFSON
PATENT DIVISION
LEGAL DEPT.,
E. I. DU PONT DE NEMOURS & CO.,
WILMINGTON, DE 19898
Assignment: 12
Reel/Frame:005861/0528   Pages: 2
Recorded: 10/03/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
08/21/1991
Assignee
1
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07749162
Correspondence name and address
JAMES J. FLYNN
PATENT DIVISION
LEGAL DEPT.
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 13
Reel/Frame:005941/0334   Pages: 2
Recorded: 12/13/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
08/26/1991
2
Exec Dt:
08/26/1991
Assignee
1
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07750800
Correspondence name and address
BARBARA C. SIEGELL
LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 14
Reel/Frame:005897/0526   Pages: 3
Recorded: 10/15/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
08/29/1991
2
Exec Dt:
09/11/1991
Assignee
1
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07723348
Correspondence name and address
JANE E. OBEE
C/O LEGAL DEPT., PATENT DIVISION
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 15
Reel/Frame:005897/0515   Pages: 2
Recorded: 10/15/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
09/04/1991
Assignee
1
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07756962
Correspondence name and address
DONALD W. HUNTLEY
PATENT RECORDS CENTER
E. I. DU PONT DE NEMOURS & COMPANY
WILMINGTON, DE 19898
Assignment: 16
Reel/Frame:005897/0517   Pages: 3
Recorded: 10/15/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
09/04/1991
2
Exec Dt:
09/04/1991
Assignee
1
WILMINGTON, DE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07760181
Correspondence name and address
PATRICIA M. SCOTT
PATENT RECORDS CENTER
LEGAL DEPT.
E. I. DU PONT DE NEMOURS AND CO.
WILMINGTON, DE 19898
Assignment: 17
Reel/Frame:005861/0536   Pages: 3
Recorded: 10/03/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
09/20/1991
2
Exec Dt:
09/30/1991
3
Exec Dt:
09/30/1991
4
Exec Dt:
09/30/1991
5
Exec Dt:
09/30/1991
Assignee
1
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07648947
Correspondence name and address
PATENT DIVISION
LEGAL DEPARTMENT
E.I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 18
Reel/Frame:005926/0212   Pages: 2
Recorded: 11/22/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/04/1991
2
Exec Dt:
10/04/1991
3
Exec Dt:
10/04/1991
Assignee
1
WILMINGTON, DE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07780348
Correspondence name and address
CARY A. LEVITT
PATENT DIVISION
LEGAL DEPT.,
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 19
Reel/Frame:005916/0542   Pages: 2
Recorded: 11/20/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
10/09/1991
Assignee
1
WILMINGTON, DE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07768507
Correspondence name and address
W. VICTOR HIGGS
C/O LEGAL DEPT., PATENT DIVISION
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 20
Reel/Frame:005984/0549   Pages: 2
Recorded: 01/23/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
10/15/1991
Assignee
1
WILMINGTON,
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07783703
Correspondence name and address
SOL SCHWARTZ
PATENT RECORDS CENTER
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 21
Reel/Frame:005970/0912   Pages: 2
Recorded: 01/14/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/04/1991
2
Exec Dt:
11/04/1991
3
Exec Dt:
11/04/1991
Assignee
1
WILMINGTON, DE
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07788648
Correspondence name and address
ROBERT B. STEVENSON
PATENT DIVISION
LEGAL DEPARTMENT
E.I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 22
Reel/Frame:005971/0762   Pages: 2
Recorded: 01/07/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
11/04/1991
Assignee
1
WILMINGTON, DE
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07788063
Correspondence name and address
JOHN A. PARRISH
PATENT DIVISION
LEGAL DEPT.
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 23
Reel/Frame:005970/0905   Pages: 3
Recorded: 01/14/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/19/1991
2
Exec Dt:
11/19/1991
Assignee
1
WILMINGTON, DE
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07801917
Correspondence name and address
CHRIS P. KONKOL
PATENT RECORDS CENTER
LEGAL
E. I. DU PONT DE NEMOURS AND CO.
WILMINGTON, DE 19898
Assignment: 24
Reel/Frame:005971/0773   Pages: 2
Recorded: 01/07/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
11/19/1991
Assignee
1
WILMINGTON, DE
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07797486
Correspondence name and address
JOHN E. GRIFFITHS
PATENT DIVISION
LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 25
Reel/Frame:005984/0235   Pages: 2
Recorded: 01/16/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/19/1991
2
Exec Dt:
11/19/1991
Assignee
1
WILMINGTON,
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07659584
Correspondence name and address
ANDREW G. GOLIAN
C/O LEGAL DEPT., PATENT DIVISION
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 26
Reel/Frame:005984/0547   Pages: 2
Recorded: 01/23/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
12/17/1991
2
Exec Dt:
12/17/1991
Assignee
1
WILMINGTON,
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07810189
Correspondence name and address
E.I. DU PONT DE NEMOURS & CO.
HILMAR L. FRICKE
PATENT RECORDS CENTER / LEGAL
WILMINGTON, DE 19898
Assignment: 27
Reel/Frame:005984/0551   Pages: 2
Recorded: 01/23/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
01/16/1992
Assignee
1
WILMINGTON,
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07547420
Correspondence name and address
CHARLES E. FEENY
LEGAL DEPT. PATENT RECORDS CENTER
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 28
Reel/Frame:006104/0887   Pages: 3
Recorded: 05/05/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/26/1992
2
Exec Dt:
02/19/1992
Assignee
1
WILMINGTON, DE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07822501
Correspondence name and address
ANDREW G. GOLIAN
PATENT DIVISION
LEGAL DEPT.
E.I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 29
Reel/Frame:006104/0990   Pages: 2
Recorded: 05/05/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
02/27/1992
2
Exec Dt:
02/27/1992
3
Exec Dt:
02/27/1992
4
Exec Dt:
02/27/1992
5
Exec Dt:
02/27/1992
Assignee
1
WILMINGTON, DE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07842661
Correspondence name and address
K.W. GEIGER
C/O E. I. DU PONT DE NEMOURS AND COMPANY
DUPONT LEGAL - PATENT
WILMINGTON, DE 19898
Assignment: 30
Reel/Frame:006096/0998   Pages: 2
Recorded: 05/01/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
03/19/1992
Assignee
1
WILMINGTON, DE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07857175
Correspondence name and address
W. VICTOR HIGGS
PATENT RECORDS CENTER
LEGAL
E. I. DU PONT DE NEMOURS AND CO.,
WILMINGTON, DE 19898
Assignment: 31
Reel/Frame:006095/0164   Pages: 2
Recorded: 04/06/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
03/23/1992
2
Exec Dt:
03/23/1992
Assignee
1
WILMINGTON, DE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07832539
Correspondence name and address
GEORGE M. MEDWICK
PATENT DIVISION
LEGAL DEPT.
E.I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898

Search Results as of: 05/15/2024 06:05 AM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT