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 : PERROTTO, JOSEPH ANTHONY
Total Assignments: 20
Assignment: 1
Reel/Frame:007052/0362   Pages: 6
Recorded: 07/05/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/14/1993
2
Exec Dt:
01/12/1994
3
Exec Dt:
12/14/1993
4
Exec Dt:
01/12/1994
5
Exec Dt:
12/14/1993
6
Exec Dt:
12/14/1993
Assignee
1
LEGAL-PATENTS, 1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08161379
Correspondence name and address
E.I. DU PONT DE NEMOURS COMPANY
WILLIAM H. HAMBY
LEGAL-PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 2
Reel/Frame:007186/0388   Pages: 2
Recorded: 10/27/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/22/1994
2
Exec Dt:
07/22/1994
Assignee
1
LEGAL - PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08280046
Correspondence name and address
WILLIAM H. HAMBY
LEGAL - PATENTS
E.I. DU PONT DE NEMOURS COMPANY
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 3
Reel/Frame:008198/0481   Pages: 2
Recorded: 10/28/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/26/1996
2
Exec Dt:
07/23/1996
3
Exec Dt:
07/26/1996
Assignee
1
1007 MARKET STREET
LEGAL - PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08688450
Correspondence name and address
E.I. DU PONT DE NEMOURS COMPANY
JANE OBEE HAMBY
LEGAL-PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 4
Reel/Frame:008332/0132   Pages: 5
Recorded: 01/13/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
07/26/1996
2
Exec Dt:
07/23/1996
3
Exec Dt:
07/26/1996
Assignee
1
LEGAL - PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08688450
Correspondence name and address
THE DUPONT MERCK PHARMACEUTICAL CO.
JANE OBEE HAMBY
LEGAL - PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 5
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: 6
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: 7
Reel/Frame:013487/0880   Pages: 2
Recorded: 03/18/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/16/2002
2
Exec Dt:
12/16/2002
3
Exec Dt:
12/16/2002
Assignee
1
BARLEY MILL PLAZA 25
LEGAL PATENTS
WILMINGTON, DELAWARE 19880-0025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10323396
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
GEORGE M. MEDWICK
LEGAL-PATENTS
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19880-0025
Assignment: 8
Reel/Frame:013487/0917   Pages: 2
Recorded: 03/18/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/16/2002
2
Exec Dt:
12/16/2002
3
Exec Dt:
12/16/2002
Assignee
1
BARLEY MILL PLAZA 25
LEGAL PATENTS
WILMINGTON, DELAWARE 19880-0025
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10323451
Correspondence name and address
E. I. PONT DE NEMOURS AND COMPANY
GEORGE M. MEDWICK
LEGAL-PATENTS
BARLEY MILL PLAZA 25
WILMINGTON, DE 19880-0025
Assignment: 9
Reel/Frame:016095/0163   Pages: 3
Recorded: 06/06/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/04/2004
2
Exec Dt:
05/14/2004
3
Exec Dt:
05/17/2004
4
Exec Dt:
04/12/2004
5
Exec Dt:
05/17/2004
6
Exec Dt:
05/05/2004
Assignee
1
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10530932
Correspondence name and address
GEORGE M. MEDWICK
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 10
Reel/Frame:015921/0591   Pages: 4
Recorded: 04/20/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/28/2005
2
Exec Dt:
03/03/2005
3
Exec Dt:
01/31/2005
4
Exec Dt:
01/27/2005
Assignee
1
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
10934261
Correspondence name and address
JOHN A. LANGWORTHY
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 11
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: 12
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: 13
Reel/Frame:020007/0777   Pages: 6
Recorded: 10/24/2007
Attorney Dkt #:CL4008USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
09/20/2007
2
Exec Dt:
09/21/2007
3
Exec Dt:
10/05/2007
4
Exec Dt:
09/20/2007
Assignee
1
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
11828629
Correspondence name and address
GAIL D. TANZER
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 14
Reel/Frame:020917/0395   Pages: 5
Recorded: 05/08/2008
Attorney Dkt #:UC0611USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/25/2008
2
Exec Dt:
01/14/2008
3
Exec Dt:
01/14/2008
4
Exec Dt:
02/14/2008
Assignee
1
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11833446
Correspondence name and address
JOHN H. LAMMING
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 15
Reel/Frame:022370/0363   Pages: 6
Recorded: 03/10/2009
Attorney Dkt #:IM1359USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/16/2009
2
Exec Dt:
02/16/2009
3
Exec Dt:
02/16/2009
4
Exec Dt:
02/16/2009
Assignee
1
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19809
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
12356752
Correspondence name and address
THOMAS H. MAGEE
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 16
Reel/Frame:022472/0587   Pages: 6
Recorded: 03/31/2009
Attorney Dkt #:IM1359USCIP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/25/2009
2
Exec Dt:
03/25/2009
3
Exec Dt:
03/25/2009
4
Exec Dt:
03/25/2009
Assignee
1
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19809
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12401106
Correspondence name and address
THOMAS MAGEE
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 17
Reel/Frame:027800/0265   Pages: 3
Recorded: 03/02/2012
Attorney Dkt #:IM1357USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/23/2012
2
Exec Dt:
12/21/2011
Assignee
1
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19809
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13310232
Correspondence name and address
STEVEN C. BENJAMIN
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 18
Reel/Frame:028549/0398   Pages: 6
Recorded: 07/13/2012
Attorney Dkt #:IM1359-US-DIV
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/26/2012
2
Exec Dt:
06/26/2012
3
Exec Dt:
06/26/2012
4
Exec Dt:
07/08/2012
Assignee
1
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19809
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13493004
Correspondence name and address
STEVEN C. BENJAMIN
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 19
Reel/Frame:030890/0194   Pages: 18
Recorded: 07/27/2013
Attorney Dkt #:CL5476USNP
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/25/2013
2
Exec Dt:
04/30/2013
3
Exec Dt:
04/25/2013
4
Exec Dt:
04/25/2013
5
Exec Dt:
07/15/2013
6
Exec Dt:
07/09/2013
7
Exec Dt:
04/26/2013
8
Exec Dt:
04/25/2013
9
Exec Dt:
04/29/2013
10
Exec Dt:
05/01/2013
11
Exec Dt:
04/25/2013
12
Exec Dt:
04/26/2013
13
Exec Dt:
04/26/2013
14
Exec Dt:
07/16/2013
15
Exec Dt:
04/30/2013
Assignee
1
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DELAWARE 19809
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
13721101
Correspondence name and address
CHRISTINA CATALANO
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 20
Reel/Frame:041652/0309   Pages: 32
Recorded: 03/20/2017
Attorney Dkt #:BB2383-US-PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/18/2016
2
Exec Dt:
03/07/2017
3
Exec Dt:
03/17/2017
4
Exec Dt:
10/11/2016
5
Exec Dt:
01/20/2017
6
Exec Dt:
11/16/2016
7
Exec Dt:
01/27/2017
8
Exec Dt:
11/17/2016
9
Exec Dt:
03/20/2017
10
Exec Dt:
11/21/2016
11
Exec Dt:
11/30/2016
12
Exec Dt:
03/06/2017
13
Exec Dt:
01/28/2017
14
Exec Dt:
03/13/2017
15
Exec Dt:
01/23/2017
Assignee
1
CHESTNUT RUN PLAZA
974 CENTRE ROAD, P.O. BOX 2915
WILMINGTON, DELAWARE 19805
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
15305420
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
974 CENTRE ROAD
CHESTNUT RUN PLAZA 721/2340
WILMINGTON, DE 19805

Search Results as of: 05/24/2024 08:47 PM
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