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Patent Assignment Assignor Details
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Assignor Name : KEYS, DALEN E.
Total Assignments: 8
Assignment: 1
Reel/Frame:004474/0421   Pages: 1
Recorded: 11/04/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KEYS, DALEN E.
Exec Dt:
09/27/1985
2
NEBE, WILLIAM J.
Exec Dt:
09/27/1985
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY, WILMINGTON, DE., A CORP. OF
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4636453
NONE
06782424
Correspondence name and address
WESTON B. WARDELL, JR.
LEGAL DEPT., E. I. DU PONT
DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 2
Reel/Frame:004726/0427   Pages: 2
Recorded: 06/24/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KEYS, DALEN E.
Exec Dt:
04/21/1987
2
NEBE, WILLIAM J.
Exec Dt:
04/21/1987
3
FIELDS, THOMAS R.
Exec Dt:
04/21/1987
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, A CORP. OF DE.
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4755446
NONE
07006420
Correspondence name and address
ANDREW G. GOLIAN
PATENT DIVISION
LEGAL DEPARTMENT
E.I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 3
Reel/Frame:005234/0091   Pages: 2
Recorded: 12/06/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KEYS, DALEN E.
Exec Dt:
06/20/1989
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, A CORP. OF DE
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4950567
NONE
07370275
Correspondence name and address
ALANSON G. BOWEN, JR.
PATENT DIVISION
LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 4
Reel/Frame:005323/0789   Pages: 4
Recorded: 05/25/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KEYS, DALEN E.
Exec Dt:
06/20/1989
2
SCHICKER, SCOTT R.
Exec Dt:
06/16/1989
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY, A CORP. OF DE
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4942102
NONE
07370274
Correspondence name and address
ALANSON G. BOWEN, JR.
PATENT DIVISION
LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 5
Reel/Frame:005164/0995   Pages: 1
Recorded: 10/16/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KEYS, DALEN E.
Exec Dt:
09/08/1989
2
SMOTHERS, WILLIAM K.
Exec Dt:
09/08/1989
3
TROUT, TORENCE J.
Exec Dt:
09/08/1989
Assignee
1
E.I. DU PONT DE NEMOURS AND COMPANY, A CORP. OF DE
WILMINGTON,, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4965152
NONE
07380184
Correspondence name and address
ALANSON G. BOWEN, JR.
PATENT DIVISION
LEGAL DEPT.
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 6
Reel/Frame:005179/0002   Pages: 1
Recorded: 11/08/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
KEYS, DALEN E.
Exec Dt:
09/08/1989
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5061024
NONE
07403644
Correspondence name and address
PATRICIA M. SCOTT
C/O LEGAL DEPARTMENT, PAT. DIV.
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 7
Reel/Frame:020797/0991   Pages: 5
Recorded: 04/14/2008
Attorney Dkt #:CL3146USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GAO, FENG
Exec Dt:
11/20/2007
2
JOHNSON, LYNDA KAYE
Exec Dt:
11/20/2007
3
SCHIFFINO, RINALDO S.
Exec Dt:
11/27/2007
4
ZUMSTEG, FREDRICK CLAUS, JR.
Exec Dt:
11/19/2007
5
KEYS, DALEN E.
Exec Dt:
11/26/2007
6
KEUSSEYAN, ROUPEN LEON
Exec Dt:
03/24/2008
7
MALAJOVICH, IRINA
Exec Dt:
03/24/2008
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7666568
US20090104572
11877637
Correspondence name and address
GAIL D. TANZER
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 8
Reel/Frame:022981/0693   Pages: 16
Recorded: 07/21/2009
Attorney Dkt #:CL2333USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAILEY, RICHARD KEVIN
Exec Dt:
06/09/2009
2
BLANCHET, GRACIELA BEATRIZ
Exec Dt:
06/09/2009
3
CASPAR, JONATHAN V.
Exec Dt:
06/09/2009
4
MALAJOVICH, IRINA
Exec Dt:
06/09/2009
5
NUNES, GEOFFREY
Exec Dt:
06/09/2009
6
CATRON, JOHN, JR.
Exec Dt:
06/10/2009
7
JOHNSON, LYNDA KAYE
Exec Dt:
06/10/2009
8
CHESTERFIELD, REID JOHN
Exec Dt:
06/15/2009
9
FELDER, THOMAS C.
Exec Dt:
06/12/2009
10
GAO, FENG
Exec Dt:
06/10/2009
11
KEUSSEYAN, ROUPEN LEON
Exec Dt:
07/21/2009
12
KEYS, DALEN E.
Exec Dt:
06/10/2009
13
METH, JEFFREY SCOTT
Exec Dt:
06/11/2009
14
O'NEIL, GERARD
Exec Dt:
06/09/2009
15
SCHIFFINO, RINALDO SORIA
Exec Dt:
06/09/2009
16
TASSI, NANCY G.
Exec Dt:
06/10/2009
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 #
 
 
 
 
 
 
 
 
 
 
 
7582403
US20080014528
11488247
Correspondence name and address
BARBARA C. SIEGELL
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809

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