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

Assignor Name : DUNCIA, JOHN JONAS V.
Total Assignments: 5
Assignment: 1
Reel/Frame:004756/0499   Pages: 2
Recorded: 09/09/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ALDRICH, PAUL E.
Exec Dt:
05/19/1987
2
DUNCIA, JOHN JONAS V.
Exec Dt:
05/19/1987
3
PIERCE, MICHAEL E.
Exec Dt:
05/19/1987
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY
A CORP. OF DE
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4820843
NONE
07053198
Correspondence name and address
ROBERT W. BLACK
PATENT DIVISION
LEGAL DEPT.,
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 2
Reel/Frame:004909/0643   Pages: 2
Recorded: 07/06/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DUNCIA, JOHN VYTAUTAS
Exec Dt:
04/25/1988
2
DUNCIA, JOHN JONAS V.
Exec Dt:
04/25/1988
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
A CORP. OF DE.
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4880804
NONE
07142053
Correspondence name and address
DON M. KERR
C/O LEGAL DEPT., PAT. DIV.
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 3
Reel/Frame:004992/0067   Pages: 1
Recorded: 01/17/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
CARINI, DAVID J.
Exec Dt:
12/02/1988
2
DUNCIA, JOHN JONAS V.
Exec Dt:
12/02/1988
3
WONG, PANCRAS C.B.
Exec Dt:
12/02/1988
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A DE CORP.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5138069
NONE
07279194
Correspondence name and address
DON M. KERR
PATENT DIVISION
LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 4
Reel/Frame:005010/0419   Pages: 1
Recorded: 01/24/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
CARINI, DAVID J.
Exec Dt:
12/05/1988
2
DUNCIA, JOHN JONAS V.
Exec Dt:
12/05/1988
3
WELLS, GREGORY J.
Exec Dt:
12/05/1988
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, A CORP. OF DE
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5015651
NONE
07279193
Correspondence name and address
DON M. KERR
PATENT DIVISION
LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 5
Reel/Frame:006298/0980   Pages: 3
Recorded: 10/08/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
CARINI, DAVID J.
Exec Dt:
09/21/1992
2
DUNCIA, JOHN JONAS V.
Exec Dt:
09/21/1992
3
WELLS, GREGORY J.
Exec Dt:
09/21/1992
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY
LEGAL - PATENTS, 1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5315013
NONE
07925534
Correspondence name and address
NORBERT F. REINERT
E.I. DU PONT DE NEMOURS COMPANY
LEGAL-PATENTS
1007 MARKEST STREET
WILMINGTON, DE 19898

Search Results as of: 05/11/2024 09:40 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