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 : CHORVAT, ROBERT JOHN
Total Assignments: 11
Assignment: 1
Reel/Frame:009797/0704   Pages: 3
Recorded: 03/04/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
RAJAGOPALAN, PARTHASARATHI
Exec Dt:
02/26/1997
2
CHORVAT, ROBERT JOHN
Exec Dt:
02/24/1997
3
BAKTHAVATCHALAM, RAJAGOPAL
Exec Dt:
02/21/1997
4
BECK, JAMES PETER
Exec Dt:
02/26/1997
5
GILLIGAN, PAUL JOSEPH
Exec Dt:
02/24/1997
6
OLSON, RICHARD ERIC
Exec Dt:
02/24/1997
Assignee
1
DUPONT MERCK PHARMACEUTICAL COMPANY, THE
1007 MARKET STREET, LEGAL PATENTS
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6124300
NONE
08822257
Correspondence name and address
THE DUPONT MERCK PHARMACEUTICAL COMPANY
BLAIR Q. FERGUSON
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Assignment: 2
Reel/Frame:013868/0343   Pages: 2
Recorded: 08/13/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHORVAT, ROBERT JOHN
Exec Dt:
03/11/1997
2
RAJOGOPALAN, PARTHASARATHI
Exec Dt:
03/10/1997
Assignee
1
DUPONT MERCK PHARMACEUTICAL COMPANY, THE
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6326368
NONE
08816706
Correspondence name and address
COZEN O'CONNOR, P.C.
CHRISTINE A. GODDARD
1900 MARKET STREET
PHILADELPHIA, PA 19103
Assignment: 3
Reel/Frame:013873/0322   Pages: 3
Recorded: 08/13/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHORVAT, ROBERT JOHN
Exec Dt:
03/11/1997
2
RAJOGOPALAN, PARTHASARATHI
Exec Dt:
03/10/1997
Assignee
1
DUPONT MERCK PHARMACEUTICAL COMPANY, THE
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6818648
US20030191125
10390842
Correspondence name and address
COZEN O'CONNOR P.C.
CHRISTINE A GODDARD
1900 MARKET STREET
PHILADELPHIA, PA 19103
Assignment: 4
Reel/Frame:013874/0392   Pages: 2
Recorded: 08/13/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
CHORVAT, ROBERT JOHN
Exec Dt:
03/11/1997
2
RAJOGOPALAN, PARTHASARATHI
Exec Dt:
03/10/1997
Assignee
1
DUPONT MERCK PHARMACEUTICAL COMPANY, THE
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020040026
09969256
Correspondence name and address
COZEN O'CONNOR, P.C.
CHRISTINE A. GODDARD
1900 MARKET STREET
PHILADELPHIA, PA 19103
Assignment: 5
Reel/Frame:009481/0416   Pages: 3
Recorded: 09/28/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BAKTHAVATCHALAM, RAJAGOPAL
Exec Dt:
06/09/1997
2
ARVANITIS, ARGYRIOS GEORGIOS
Exec Dt:
06/05/1997
3
BECK, JAMES PETER
Exec Dt:
06/23/1997
4
CAIN, GARY AVONN
Exec Dt:
06/04/1997
5
CHORVAT, ROBERT JOHN
Exec Dt:
06/04/1997
6
GILLIGAN, PAUL JOSEPH
Exec Dt:
06/23/1997
7
OLSON, RICHARD ERIC
Exec Dt:
06/04/1997
Assignee
1
DU PONT MERCK PHARMACEUTICAL COMPANY, THE
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6107300
NONE
08823029
Correspondence name and address
THE DU PONT MERCK PHARMACEUTICAL COMPANY
BLAIR Q. FERGUSON
LEGAL - PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Assignment: 6
Reel/Frame:008987/0968   Pages: 3
Recorded: 02/13/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HE, LIQI
Exec Dt:
07/25/1997
2
GILLIGAN, PAUL JOSEPH
Exec Dt:
07/25/1997
3
ARVANITIS, ARGYRIOS GEORGIOS
Exec Dt:
07/25/1997
4
CHORVAT, ROBERT JOHN
Exec Dt:
07/25/1997
Assignee
1
DUPONT MERCK PHARMACEUTICAL COMPANY, THE
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6124289
NONE
08899242
Correspondence name and address
THE DUPONT MERCK PHARMACEUTICAL COMPANY
MAUREEN P. O'BRIEN
LEGAL-PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 7
Reel/Frame:009757/0330   Pages: 4
Recorded: 02/11/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ALDRICH, PAUL EDWARD
Exec Dt:
08/16/1997
2
ARVANITIS, ARGYRIOS GEORGIOS
Exec Dt:
08/20/1997
3
BAKTHAVATCHALAM, RAJAGOPAL
Exec Dt:
08/19/1997
4
BECK, JAMES PETER
Exec Dt:
08/19/1997
5
CHEESEMAN, ROBERT SCOTT
Exec Dt:
08/22/1997
6
CHORVAT, ROBERT JOHN
Exec Dt:
08/19/1997
7
GILLIGAN, PAUL JOSEPH
Exec Dt:
08/19/1997
8
HODGE, CARL NICHOLAS
Exec Dt:
08/19/1997
9
WASSERMAN, ZELDA RAKOWITZ
Exec Dt:
08/20/1997
Assignee
1
DUPONT MERCK PHARMACEUTICAL COMPANY, THE
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6107301
NONE
08906349
Correspondence name and address
THE DU PONT MERCK PHARMACEUTICAL CO.
ROBERT W. BLACK
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 8
Reel/Frame:009468/0182   Pages: 3
Recorded: 09/21/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HE, LIQI
Exec Dt:
02/17/1998
2
GILLIGAN, PAUL J.
Exec Dt:
02/16/1998
3
CHORVAT, ROBERT JOHN
Exec Dt:
02/13/1998
4
ARVANITIS, ARGYRIOS GEORGIOS
Exec Dt:
02/13/1998
Assignee
1
DUPONT MERCK PHARMACEUTICAL COMPANY, THE
LEGAL - PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6313124
NONE
09014734
Correspondence name and address
THE DUPONT MERCK PHARMACEUTICAL COMPANY
MAUREEN P. O'BRIEN
LEGAL - PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 9
Reel/Frame:009468/0200   Pages: 3
Recorded: 09/21/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HE, LIQI
Exec Dt:
02/17/1998
2
GILLIGAN, PAUL J.
Exec Dt:
02/16/1998
3
CHORVAT, ROBERT JOHN
Exec Dt:
02/13/1998
4
ARVANITIS, ARGYRIOS GEORGIOS
Exec Dt:
02/13/1998
Assignee
1
DUPONT MERCK PHARMACEUTICALS COMPANY, THE
LEGAL - PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6191131
NONE
09015002
Correspondence name and address
THE DUPONT MERCK PHARMACEUTICALS COMPANY
MAUREEN P. O'BRIEN
LEGAL - PATENTS
1007 MARKET STREET
WILMINGTON, DE 19898
Assignment: 10
Reel/Frame:009521/0930   Pages: 3
Recorded: 10/26/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GILLIGAN, PAUL J.
Exec Dt:
02/16/1998
2
CHORVAT, ROBERT JOHN
Exec Dt:
02/13/1998
3
ARVANTITIS, ARGYRIOS GEORGIOS
Exec Dt:
02/13/1998
Assignee
1
DU PONT MERCK PHARMACEUTICAL COMPANY, THE
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6060478
NONE
09015001
Correspondence name and address
E. I. DU PONT DE NEMOURS AND COMPANY
MAUREEN P. O'BRIEN
LEGAL-PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Assignment: 11
Reel/Frame:009721/0665   Pages: 2
Recorded: 01/29/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
GILLIGAN, PAUL J.
Exec Dt:
02/16/1998
2
CHORVAT, ROBERT JOHN
Exec Dt:
02/13/1998
Assignee
1
DUPONT MERCK PHARMACEUTICAL COMPANY, THE
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6136809
NONE
09014999
Correspondence name and address
THE DUPONT MERCK PHARMACEUTICAL COMPANY
MAUREEN P. O'BRIEN
LEGAL PATENTS
1007 MARKET STREET
WILMINGTON, DELAWARE 19898

Search Results as of: 05/12/2024 11:40 AM
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