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Patent Assignment Assignor Details
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Assignor Name : DUMAS, DONALD J.
Total Assignments: 14
Assignment: 1
Reel/Frame:004177/0695   Pages: 1
Recorded: 10/14/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
DUMAS, DONALD J.
Exec Dt:
07/27/1982
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY
A CORP OF DE
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4425155
NONE
06401513
Correspondence name and address
MICHAEL CONNER
LEGAL DEPT.
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 2
Reel/Frame:004522/0762   Pages: 1
Recorded: 02/25/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
DUMAS, DONALD J.
Exec Dt:
12/18/1985
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
A CORP. OF DELAWARE
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4802906
NONE
06810336
Correspondence name and address
JAMES A. COSTELLO
LEGAL DEPT.
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 3
Reel/Frame:004514/0318   Pages: 1
Recorded: 02/26/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
DUMAS, DONALD J.
Exec Dt:
12/19/1985
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY, A CORP. OF DE.
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4662932
NONE
06802269
Correspondence name and address
JAMES A. COSTELLO
LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 4
Reel/Frame:004558/0314   Pages: 1
Recorded: 06/04/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BOLINSKI, MARTHA M.
Exec Dt:
05/06/1986
2
DUMAS, DONALD J.
Exec Dt:
05/06/1986
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
A CORP. OF DE.
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4659369
NONE
06754709
Correspondence name and address
GERALD E. DEITCH
LEGAL DEPT.
E. I. DU PONT DE NEMOURS AND CO.
WILMINGTON, DE 19898
Assignment: 5
Reel/Frame:005125/0826   Pages: 1
Recorded: 07/21/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
BELLIS, HAROLD E.
Exec Dt:
06/02/1989
2
DUMAS, DONALD J.
Exec Dt:
06/02/1989
3
SONNICHSEN, GEORGE C.
Exec Dt:
06/02/1989
4
SUBRAMANYAM, VINAYAKAM
Exec Dt:
06/02/1989
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, A CORP. OF DE.
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4985180
NONE
07359981
Correspondence name and address
CHARLES E. KRUKIEL
PATENT DIVISION
LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 6
Reel/Frame:005128/0392   Pages: 1
Recorded: 06/27/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DUMAS, DONALD J.
Exec Dt:
06/02/1989
2
SUBRAMANYAM, VINAYAKAM
Exec Dt:
06/02/1989
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY, A CORP. OF DE.
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5069828
NONE
07359902
Correspondence name and address
CHARLES E. KRUKIEL
PATENT DIVISION
LEGAL DEPT.,
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 7
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: 8
Reel/Frame:005689/0324   Pages: 3
Recorded: 05/03/1991
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 A CORPORATION OF DELAWARE
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5153341
NONE
07674400
Correspondence name and address
CHARLES E. KRUKIEL
PATENT DIV.,
LEGAL DEPT
E.I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 9
Reel/Frame:010242/0339   Pages: 2
Recorded: 02/03/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DUMAS, DONALD J.
Exec Dt:
08/27/1997
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
H001950
NONE
09230987
Correspondence name and address
E.I. DU PONT DE NEMOURS AND COMPANY
ELLIOTT A. KATZ
LEGAL-PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Assignment: 10
Reel/Frame:022832/0865   Pages: 3
Recorded: 06/16/2009
Attorney Dkt #:BA9382USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BRUENING, JOERG
Exec Dt:
04/30/2009
2
DUMAS, DONALD J.
Exec Dt:
04/22/2009
3
ANNIS, GARY DAVID
Exec Dt:
04/22/2009
4
SHAPIRO, RAFAEL
Exec Dt:
04/22/2009
5
CURRIE, MARTIN J.
Exec Dt:
04/22/2009
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 #
 
 
 
 
 
 
 
 
 
 
 
8049029
US20100280251
12516807
Correspondence name and address
DAVID E. HEISER
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 11
Reel/Frame:025193/0686   Pages: 2
Recorded: 10/26/2010
Attorney Dkt #:BA9416USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUMAS, DONALD J.
Exec Dt:
06/02/2010
2
CASALNUOVO, ALBERT LOREN
Exec Dt:
05/26/2010
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 #
 
 
 
 
 
 
 
 
 
 
 
8247570
US20120130080
12809072
Correspondence name and address
RENEE M. LETT
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 12
Reel/Frame:025148/0707   Pages: 2
Recorded: 10/16/2010
Attorney Dkt #:BA9415USPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
DUMAS, DONALD J.
Exec Dt:
08/30/2010
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 #
 
 
 
 
 
 
 
 
 
 
 
8242279
US20110003998
12920401
Correspondence name and address
RENEE M. LETT
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 13
Reel/Frame:041480/0080   Pages: 6
Recorded: 03/07/2017
Attorney Dkt #:BA9562-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
JACOBSON, STEPHEN ERNEST
Exec Dt:
03/04/2017
2
SURISETTY, VENKATESWARA RAO
Exec Dt:
03/04/2017
3
DUMAS, DONALD J.
Exec Dt:
03/06/2017
4
SPENCE, RUPERT
Exec Dt:
03/03/2017
5
CRAWFORD, SARAH MAY
Exec Dt:
03/03/2017
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
P.O. BOX 2915
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9828328
US20170197907
15313365
Correspondence name and address
DONNA LINTZ
974 CENTRE ROAD
P.O. BOX 2915
WILMINGTON, DE 19805
Assignment: 14
Reel/Frame:053681/0186   Pages: 3
Recorded: 09/03/2020
Attorney Dkt #:BA9627-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DUMAS, DONALD J.
Exec Dt:
03/01/2019
2
HONG, JUNBAE
Exec Dt:
03/01/2019
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210051958
16977485
Correspondence name and address
BRIAN SMITH
9330 ZIONSVILLE ROAD
INDIANAPOLIS, IN 46268

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