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Patent Assignment Assignor Details
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Assignor Name : POPPER, PETER
Total Assignments: 24
Assignment: 1
Reel/Frame:004377/0985   Pages: 2
Recorded: 03/22/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
12/19/1984
2
Exec Dt:
12/19/1984
3
Exec Dt:
12/19/1984
4
Exec Dt:
12/19/1984
5
Exec Dt:
12/19/1984
Assignee
1
A CORP. OF DE.
WILMINGHAM, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06684946
Correspondence name and address
GEORGE M. MEDWICK
LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 2
Reel/Frame:004580/0484   Pages: 1
Recorded: 07/23/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/15/1986
2
Exec Dt:
05/15/1986
Assignee
1
A CORP. OF DE.
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06853742
Correspondence name and address
HOWARD P. WEST, JR.
LEGAL DEPARTMENT
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 3
Reel/Frame:004955/0879   Pages: 3
Recorded: 10/05/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
06/16/1988
2
Exec Dt:
06/16/1988
3
Exec Dt:
06/16/1988
4
Exec Dt:
06/16/1988
5
Exec Dt:
06/16/1988
Assignee
1
DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07188559
Correspondence name and address
HOWARD P. WEST, JR.
C/O LEGAL DEPARTMENT, PATENT DIVISION
E. I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 4
Reel/Frame:005597/0013   Pages: 2
Recorded: 02/13/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
10/24/1990
2
Exec Dt:
10/24/1990
Assignee
1
WILMINGTON,, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07607757
Correspondence name and address
HOWARD P. WEST, JR.
PAT. DIV., LEGAL DEPT.
E.I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 5
Reel/Frame:005580/0742   Pages: 2
Recorded: 01/29/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
12/20/1990
2
Exec Dt:
12/20/1990
Assignee
1
A CORP. OF DE
WILMINGTON, DELAWARE
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07631431
Correspondence name and address
CRAIG H. EVANS
PATENT RECORDS CTR., LEGAL
E.I. DU PONT DE NEMOURS & CO.
WILMINGTON, DE 19898
Assignment: 6
Reel/Frame:006689/0817   Pages: 4
Recorded: 09/29/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/08/1993
2
Exec Dt:
03/02/1993
3
Exec Dt:
03/02/1993
4
Exec Dt:
03/02/1993
5
Exec Dt:
03/02/1993
6
Exec Dt:
03/02/1993
7
Exec Dt:
03/02/1993
8
Exec Dt:
03/02/1993
Assignee
1
LEGAL - PATENTS, 1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08017162
Correspondence name and address
HOWARD P. WEST, JR.
E.I. DU PONT DE NEMOURS COMPANY
LEGAL - PATENTS
1007 MARKET STREET
WILMINGTON, DE 19889
Assignment: 7
Reel/Frame:007189/0425   Pages: 2
Recorded: 11/01/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
08/01/1994
2
Exec Dt:
08/01/1994
3
Exec Dt:
08/01/1994
4
Exec Dt:
08/04/1994
Assignee
1
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08270861
Correspondence name and address
GEORGE E.KIRVAN, JR.
LEGAL - PATENTS
E.I. DU PONT DE NEMOURS COMPANY
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 8
Reel/Frame:007316/0640   Pages: 2
Recorded: 01/24/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/11/1994
2
Exec Dt:
11/10/1994
3
Exec Dt:
11/14/1994
4
Exec Dt:
11/14/1994
Assignee
1
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08345724
Correspondence name and address
HOWARD P. WEST, JR. - LEGAL PATENTS
E.I. DU PONT DE NEMOURS COMPANY
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 9
Reel/Frame:007346/0820   Pages: 3
Recorded: 02/23/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/15/1994
2
Exec Dt:
11/22/1994
3
Exec Dt:
11/17/1994
4
Exec Dt:
12/28/1994
5
Exec Dt:
11/30/1994
6
Exec Dt:
12/01/1994
Assignee
1
LEGAL-PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08339103
Correspondence name and address
HOWARD P. WEST, JR.
LEGAL-PATENTS
E.I. DU PONT DE NEMOURS COMPANY
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 10
Reel/Frame:007739/0870   Pages: 2
Recorded: 12/08/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/12/1995
2
Exec Dt:
05/01/1995
3
Exec Dt:
05/01/1995
4
Exec Dt:
05/04/1995
Assignee
1
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08443302
Correspondence name and address
E.I. DU PONT DE NEMOURS COMPANY
HOWARD P. WEST, JR.
LEGAL-PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 11
Reel/Frame:009040/0964   Pages: 3
Recorded: 03/06/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/31/1997
2
Exec Dt:
10/31/1997
3
Exec Dt:
10/31/1997
4
Exec Dt:
11/05/1997
5
Exec Dt:
11/03/1997
6
Exec Dt:
11/03/1997
Assignee
1
LEGAL-PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08953360
Correspondence name and address
E.I. DU PONT DE NEMOURS COMPANY
BARBARA C. SIEGEL
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 12
Reel/Frame:008971/0611   Pages: 3
Recorded: 02/13/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/01/1997
2
Exec Dt:
12/21/1997
3
Exec Dt:
11/24/1997
4
Exec Dt:
11/25/1997
5
Exec Dt:
01/12/1998
6
Exec Dt:
11/21/1997
7
Exec Dt:
11/19/1997
8
Exec Dt:
11/14/1997
9
Exec Dt:
11/21/1997
10
Exec Dt:
12/11/1997
11
Exec Dt:
02/04/1998
12
Exec Dt:
11/18/1997
13
Exec Dt:
11/14/1997
Assignee
1
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08611115
Correspondence name and address
E.I. DU PONT DE NEMOURS AND COMPANY
GEORGE M. MEDWICK
LEGAL-PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 13
Reel/Frame:009203/0358   Pages: 2
Recorded: 05/14/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/16/1998
2
Exec Dt:
03/17/1998
3
Exec Dt:
03/16/1998
Assignee
1
1007 MARKET STREET
LEGAL - PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09040564
Correspondence name and address
E.I. DU PONT DE NEMOURS COMPANY
GEORGE M. MEDWICK
LEGAL - PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 14
Reel/Frame:009268/0096   Pages: 2
Recorded: 06/22/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/26/1998
2
Exec Dt:
05/11/1998
3
Exec Dt:
05/14/1998
4
Exec Dt:
06/01/1998
Assignee
1
LEGAL - PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09064425
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
ROBERT J. SHAFER
LEGAL - PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 15
Reel/Frame:012808/0932   Pages: 3
Recorded: 06/17/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/28/2000
2
Exec Dt:
08/18/2000
3
Exec Dt:
08/18/2000
4
Exec Dt:
08/03/2000
5
Exec Dt:
07/28/2000
6
Exec Dt:
07/28/2000
7
Exec Dt:
07/28/2000
8
Exec Dt:
09/04/2000
9
Exec Dt:
09/04/2000
Assignee
1
BARLEY MILL PLAZA 25
LEGAL PATENTS
WILMINGTON, DELAWARE 19880
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09979808
Correspondence name and address
JOHN A. LANGWORTHY
E. I. DU PONT DE NEMOURS AND CO.
LEGAL-PATENTS
BARLEY MILL PLAZA 25
WILMINGTON, DE 19880-0025
Assignment: 16
Reel/Frame:012917/0986   Pages: 2
Recorded: 05/21/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/22/2002
2
Exec Dt:
02/25/2002
3
Exec Dt:
02/25/2002
Assignee
1
LEGAL PATENTS
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19880
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10084545
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
CRAIG H. EVANS
LEGAL-PATENTS
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19880-0025
Assignment: 17
Reel/Frame:013815/0623   Pages: 4
Recorded: 07/21/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/26/2002
2
Exec Dt:
10/31/2002
3
Exec Dt:
02/22/2002
4
Exec Dt:
02/28/2002
5
Exec Dt:
02/22/2002
6
Exec Dt:
02/04/2003
7
Exec Dt:
01/08/2003
8
Exec Dt:
01/08/2003
9
Exec Dt:
02/06/2003
Assignee
1
BARLEY MILL PLAZA 25
LEGAL PATENTS
WILMINGTON, DELAWARE 19880-0025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09979808
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
JOHN A. LANGWORTHY
LEGAL-PATENTS
BARLEY MILL PLAZA 25
WILMINGTON, DE 19880-0025
Assignment: 18
Reel/Frame:015916/0404   Pages: 3
Recorded: 04/19/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/24/2005
2
Exec Dt:
03/17/2005
3
Exec Dt:
03/17/2005
4
Exec Dt:
03/17/2005
5
Exec Dt:
03/16/2005
6
Exec Dt:
03/18/2005
7
Exec Dt:
03/16/2005
Assignee
1
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11030001
Correspondence name and address
JOHN A. LANGWORTHY
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 19
Reel/Frame:016287/0903   Pages: 7
Recorded: 07/20/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/24/2005
2
Exec Dt:
03/21/2005
3
Exec Dt:
05/17/2005
4
Exec Dt:
03/30/2005
5
Exec Dt:
04/11/2005
6
Exec Dt:
04/26/2005
7
Exec Dt:
06/23/2005
8
Exec Dt:
06/28/2005
9
Exec Dt:
03/18/2005
Assignee
1
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11034296
Correspondence name and address
JOHN A. LANGWORTHY
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 20
Reel/Frame:022545/0416   Pages: 7
Recorded: 04/14/2009
Attorney Dkt #:DREX-1084WO
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/01/2008
2
Exec Dt:
07/09/2008
3
Exec Dt:
07/11/2008
4
Exec Dt:
04/08/2009
Assignee
1
3141 CHESTNUT STREET
PHILADELPHIA, PENNSYLVANIA 19104
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
12600187
Correspondence name and address
KNOBLE, YOSHIDA & DUNLEAVY, LLC
1628 JOHN F. KENNEDY BOULEVARD
EIGHT PENN CENTER, SUITE 1350
PHILADELPHIA, PA 19103
Assignment: 21
Reel/Frame:022970/0370   Pages: 6
Recorded: 07/17/2009
Attorney Dkt #:HHT-03-004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/27/2009
2
Exec Dt:
03/03/2009
3
Exec Dt:
03/01/2009
4
Exec Dt:
02/27/2009
Assignee
1
1110 RACE ST.
BALTIMORE, MARYLAND 21230
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10625149
Correspondence name and address
BROOKE SCHUMM
1 N. CHARLES ST.
SUITE 2450
BALTIMORE, MD 21201
Assignment: 22
Reel/Frame:029421/0653   Pages: 9
Recorded: 12/06/2012
Attorney Dkt #:479740.18
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/25/2011
2
Exec Dt:
12/28/2011
3
Exec Dt:
07/07/2011
4
Exec Dt:
07/05/2011
5
Exec Dt:
07/08/2011
6
Exec Dt:
07/18/2011
Assignee
1
7701 FRANCE AVENUE SOUTH
EDINA, MINNESOTA 55435
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13105728
Correspondence name and address
BENJAMIN S. FERNANDEZ
1700 LINCOLN STREET
SUITE 3200
DENVER, CO 80203
Assignment: 23
Reel/Frame:027775/0855   Pages: 8
Recorded: 02/28/2012
Attorney Dkt #:398162
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/05/2012
2
Exec Dt:
01/05/2012
3
Exec Dt:
01/10/2012
4
Exec Dt:
01/12/2012
5
Exec Dt:
12/30/2011
6
Exec Dt:
01/10/2012
Assignee
1
7701 FRANCE AVENUE SOUTH
SUITE 600
EDINA, MINNESOTA 55435
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13230623
Correspondence name and address
BENJAMIN S. FERNANDEZ
1700 LINCOLN STREET
SUITE 3200
DENVER, CO 80203
Assignment: 24
Reel/Frame:031334/0492   Pages: 3
Recorded: 10/03/2013
Attorney Dkt #:E9255-00007
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
09/30/2013
Assignee
1
250 WEST LANCASTER AVENUE
SUITE 310
PAOLI, PENNSYLVANIA 19301
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11390539
Correspondence name and address
STEPHAN P. GRIBOK
DUANE MORRIS LLP
30 SOUTH 17TH STREET
PHILADELPHIA, PA 19103-4196

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