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, WILMINGTON, DE., A CORP. OF DE.
Total Assignments: 21
Assignment: 1
Reel/Frame:004719/0259   Pages: 1
Recorded: 06/02/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ARTZ, STEVEN P.
Exec Dt:
06/25/1985
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4689069
NONE
06748642
Correspondence name and address
JAMES A. COSTELLO
LEGAL DEPT.
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 2
Reel/Frame:004469/0494   Pages: 1
Recorded: 10/08/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SPINELLI, HARRY J.
Exec Dt:
08/28/1985
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4659782
NONE
06771682
Correspondence name and address
RICHARD H. BURGESS
LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 3
Reel/Frame:004469/0499   Pages: 1
Recorded: 10/08/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
SPINELLI, HARRY J.
Exec Dt:
08/28/1985
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4695607
NONE
06771684
Correspondence name and address
RICHARD H. BURGESS
LEGAL DEPT.,
E. I. DU PONT DE NEMOURS & CO.,
WILMINGTON, DE 19898
Assignment: 4
Reel/Frame:004469/0957   Pages: 1
Recorded: 10/22/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
VASSILATOS, GEORGE
Exec Dt:
10/21/1985
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4634739
NONE
06788351
Correspondence name and address
LAWRENCE ISAKOFF
LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 5
Reel/Frame:004716/0745   Pages: 1
Recorded: 05/29/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
WILHELM, ROBERT E. JR.
Exec Dt:
12/18/1986
2
READER, JOHN R. JR.
Exec Dt:
12/18/1986
3
GORMLEY, KENNETH W. SR.
Exec Dt:
12/18/1986
4
HENDRICK, KENDALL B.
Exec Dt:
12/18/1986
5
CELESTE, RICHARD J.
Exec Dt:
12/18/1986
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4816730
NONE
06944749
Correspondence name and address
HILMAR L. FRICKE
PATENT DIVISION
LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 6
Reel/Frame:004722/0045   Pages: 1
Recorded: 06/04/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
CRANDALL, TERRY G.
Exec Dt:
02/18/1987
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4747974
NONE
07003401
Correspondence name and address
ALANSON G. BOWEN, JR.
PAT. DIV., LEGAL DEPT.
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 7
Reel/Frame:004722/0142   Pages: 1
Recorded: 06/04/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BROADDUS, CLARKE R.
Exec Dt:
02/26/1987
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4730371
NONE
07015617
Correspondence name and address
HOWARD P. WEST, JR.
PATENT DIVISION-LEGAL DEPT.
E.I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 8
Reel/Frame:005146/0590   Pages: 1
Recorded: 07/24/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
STEWART, CHARLES W.
Exec Dt:
10/27/1988
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4912166
NONE
07261738
Correspondence name and address
LOUIS H. ROMBACH
PAT. DIV., LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 9
Reel/Frame:005038/0310   Pages: 1
Recorded: 04/07/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
CHOU, RICHARD TIEN-HUA
Exec Dt:
01/31/1989
2
DEAK, GEDEON I.
Exec Dt:
01/31/1989
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4990562
NONE
07301473
Correspondence name and address
D. M. SHOLD
PATENT DIVISION
LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 10
Reel/Frame:005077/0474   Pages: 1
Recorded: 05/15/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
BEARD, ARTHUR D.
Exec Dt:
03/27/1989
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D318028
NONE
07333195
Correspondence name and address
JAMES T. CORLE
PATENT DIVISION, LEGAL DEPT.
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 11
Reel/Frame:005164/0178   Pages: 1
Recorded: 07/12/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
FALCOFF, ALLAN F.
Exec Dt:
05/25/1989
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4977853
NONE
07360054
Correspondence name and address
HILMAR L. FRICKE
PATENT DIVISION
LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & COMPANY
WILMINGTON, DE 19898
Assignment: 12
Reel/Frame:005146/0580   Pages: 1
Recorded: 07/24/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
GABRIEL, CARMEN A.
Exec Dt:
05/30/1989
2
PERUSICH, E. RENEE
Exec Dt:
05/30/1989
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5000898
NONE
07337504
Correspondence name and address
JOHN S. HENDRICKSON
C/O LEGAL DEPARTMENT, PATENT DIVISION
E. I. DU PONT DE NEMOURS & COMPANY
WILMINGTON, DE 19898
Assignment: 13
Reel/Frame:005164/0179   Pages: 1
Recorded: 07/12/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
FOUNTAIN, FRANK S.
Exec Dt:
05/30/1989
2
PUSEY, DONALD K.
Exec Dt:
05/30/1989
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4977853
NONE
07360054
Correspondence name and address
HILMAR L. FRICKE
PATENT DIVISION
LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & COMPANY
WILMINGTON, DE 19898
Assignment: 14
Reel/Frame:005146/0581   Pages: 1
Recorded: 07/24/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
YANG, HUNG H.
Exec Dt:
06/01/1989
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5011643
NONE
07337507
Correspondence name and address
JOHN S. HENDRICKSON
C/O LEGAL DEPARTMENT, PATENT DIVISION
E. I. DU PONT DE NEMOURS & COMPANY
WILMINGTON, DE 19898
Assignment: 15
Reel/Frame:005145/0125   Pages: 1
Recorded: 07/21/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
FAN, ROXY N.
Exec Dt:
06/02/1989
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5051334
NONE
07341511
Correspondence name and address
ANDREW G. GOLIAN
PAT. DIV., LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 16
Reel/Frame:005146/0585   Pages: 1
Recorded: 07/24/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
STRANTZ, JOHN W. JR.
Exec Dt:
06/05/1989
2
BREHM, WARREN J.
Exec Dt:
06/05/1989
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4938872
NONE
07362701
Correspondence name and address
FRANK C. HILBERG, JR.
PATENT DIVISION
LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 17
Reel/Frame:005164/0325   Pages: 1
Recorded: 07/25/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
WHELAND, ROBERT C.
Exec Dt:
06/23/1989
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5021516
NONE
07371138
Correspondence name and address
BARBARA C. SIEGELL
LEGAL DEPARTMENT
E.I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 18
Reel/Frame:005186/0983   Pages: 2
Recorded: 12/06/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SEBASTIAN, S. ANDRIES R.D.
Exec Dt:
12/01/1989
2
FRYD, MICHAEL
Exec Dt:
11/28/1989
3
LEBERZAMMER, ERNST
Exec Dt:
11/28/1989
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4956252
NONE
07238104
Correspondence name and address
LYNNE M. CHRISTENBURY
PATENT DIVISION
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 19
Reel/Frame:005355/0878   Pages: 1
Recorded: 01/24/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
MC CANN, ELREY L.
Exec Dt:
12/12/1989
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5057634
NONE
07452402
Correspondence name and address
THOMAS J. DESROSIER
PATENT DIVISION
LEGAL DEPARTMENT
E.I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 20
Reel/Frame:005682/0653   Pages: 3
Recorded: 04/25/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
AMINI, BIJAN
Exec Dt:
03/22/1991
2
DUMAS, DONALD J.
Exec Dt:
03/22/1991
3
SONNICHSEN, GEORGE C.
Exec Dt:
03/22/1991
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5235077
NONE
07674498
Correspondence name and address
CHARLES E. KRUKIEL
PATENT RECORDS CENTER
LEGAL
E.I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 21
Reel/Frame:005682/0645   Pages: 4
Recorded: 04/25/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DE NOBLE, VICTOR JOHN
Exec Dt:
04/17/1991
2
CHIU, ANDREW TAK-CHAU
Exec Dt:
04/12/1991
3
DUNCIA, JOHN JONAS VYTAUTAS
Exec Dt:
04/17/1991
4
WONG, PANCRAS CHOR BUN
Exec Dt:
04/12/1991
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF DE.
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5140037
NONE
07497063
Correspondence name and address
NORBERT F. REINERT
PATENT DIVISION
LEGAL DEPARTMENT
E.I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898

Search Results as of: 08/29/2025 05:47 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