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 : RIEGERT, RONALD JACK
Total Assignments: 9
Assignment: 1
Reel/Frame:008332/0132   Pages: 5
Recorded: 01/13/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RYLEY, JAMES FRANCIS
Exec Dt:
07/26/1996
2
PERROTTO, JOSEPH ANTHONY
Exec Dt:
07/23/1996
3
RIEGERT, RONALD JACK
Exec Dt:
07/26/1996
Assignee
1
DUPONT MERCK PHARMACEUTICAL COMPANY, THE
LEGAL - PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5724151
NONE
08688450
Correspondence name and address
THE DUPONT MERCK PHARMACEUTICAL CO.
JANE OBEE HAMBY
LEGAL - PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 2
Reel/Frame:009455/0484   Pages: 2
Recorded: 09/14/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FRANCISCO, HARRY BERNARD
Exec Dt:
07/21/1998
2
RIEGERT, RONALD JACK
Exec Dt:
07/21/1998
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6030490
NONE
09119793
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
GEORG M. MEDWICK
LEGAL-PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 3
Reel/Frame:019370/0168   Pages: 5
Recorded: 06/01/2007
Attorney Dkt #:CL3624USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANKENBECKLER, NICOLE L.
Exec Dt:
04/02/2007
2
MEHDIZADEH, MEHRDAD
Exec Dt:
09/28/2006
3
CORCORAN, WILLIAM R., JR.
Exec Dt:
09/27/2006
4
RIEGERT, RONALD JACK
Exec Dt:
10/03/2006
5
KAWKA, DARIUSZ WLODZIMIERZ
Exec Dt:
03/28/2007
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8598500
US20070187400
11641276
Correspondence name and address
GEORGE M. MEDWICK
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 4
Reel/Frame:019370/0194   Pages: 5
Recorded: 06/01/2007
Attorney Dkt #:CL3630USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANKENBECKLER, NICOLE L.
Exec Dt:
04/02/2007
2
MEHDIZADEH, MEHRDAD
Exec Dt:
09/28/2006
3
CORCORAN, WILLIAM R., JR.
Exec Dt:
09/27/2006
4
RIEGERT, RONALD JACK
Exec Dt:
10/03/2006
5
KAWKA, DARIUSZ WLODZIMIERZ
Exec Dt:
03/28/2007
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8835822
US20070210078
11641369
Correspondence name and address
GEORGE M. MEDWICK
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 5
Reel/Frame:019732/0886   Pages: 3
Recorded: 08/22/2007
Attorney Dkt #:CL3217USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BLANKENBECKLER, NICOLE L.
Exec Dt:
11/13/2006
2
MEHDIZADEH, MEHRDAD
Exec Dt:
04/09/2007
3
CHI, CHENG-HANG
Exec Dt:
04/09/2007
4
RIEGERT, RONALD JACK
Exec Dt:
04/09/2007
Assignee
1
E. I. DU PONT DE NEMOURS AND COMPANY
1007 MARKET STREET
LEGAL-PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8217324
US20070187399
11511962
Correspondence name and address
GEORGE M. MEDWICK
4417 LANCASTER PIKE
LEGAL-PATENTS
WILMINGTON, DE 19805
Assignment: 6
Reel/Frame:027042/0360   Pages: 3
Recorded: 10/11/2011
Attorney Dkt #:CL5294USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RODRIGUEZ-PARADA, JOSE MANUEL
Exec Dt:
08/05/2011
2
RIEGERT, RONALD JACK
Exec Dt:
08/05/2011
3
LEWITTES, MARK E.
Exec Dt:
08/05/2011
4
FRENCH, ROGER HARQUAIL
Exec Dt:
08/08/2011
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 #
 
 
 
 
 
 
 
 
 
 
 
8441735
US20120229911
13180628
Correspondence name and address
GEORGE M. MEDWICK
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 7
Reel/Frame:027068/0078   Pages: 5
Recorded: 10/15/2011
Attorney Dkt #:CL5159USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DERRYBERRY, REBEKAH ANN
Exec Dt:
08/05/2011
2
FRENCH, ROGER HARQUAIL
Exec Dt:
08/08/2011
3
LEWITTES, MARK E.
Exec Dt:
08/05/2011
4
RIEGERT, RONALD JACK
Exec Dt:
08/05/2011
5
RODRIGUEZ-PARADA, JOSE MANUEL
Exec Dt:
08/05/2011
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 #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120067400
13180621
Correspondence name and address
GEORGE M. MEDWICK
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 8
Reel/Frame:027068/0120   Pages: 3
Recorded: 10/15/2011
Attorney Dkt #:CL5443USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RODRIGUEZ-PARADA, JOSE MANUEL
Exec Dt:
08/05/2011
2
RIEGERT, RONALD JACK
Exec Dt:
08/05/2011
3
LEWITTES, MARK E.
Exec Dt:
08/05/2011
4
FRENCH, ROGER HARQUAIL
Exec Dt:
08/08/2011
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 #
 
 
 
 
 
 
 
 
 
 
 
8648248
US20120055551
13180638
Correspondence name and address
GEORGE M. MEDWICK
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809
Assignment: 9
Reel/Frame:027069/0085   Pages: 4
Recorded: 10/17/2011
Attorney Dkt #:CL5148USNA
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
DERRYBERRY, REBEKAH ANN
Exec Dt:
08/05/2011
2
RIEGERT, RONALD JACK
Exec Dt:
08/05/2011
3
RODRIGUEZ-PARADA, JOSE MANUEL
Exec Dt:
08/05/2011
4
LEWITTES, MARK E.
Exec Dt:
08/05/2011
5
FRENCH, ROGER HARQUAIL
Exec Dt:
08/08/2011
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 #
 
 
 
 
 
 
 
 
 
 
 
9099592
US20120069580
13180614
Correspondence name and address
GEORGE M. MEDWICK
4417 LANCASTER PIKE
BARLEY MILL PLAZA 25
WILMINGTON, DE 19809

Search Results as of: 05/13/2024 11:21 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