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 Assignee Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignee Name : NATIONAL PATENT DEVELOPMENT CORPORATION
Total Assignments: 20
Assignment: 1
Reel/Frame:003848/0657   Pages: 1
Recorded: 04/20/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
06/27/1979
Assignee
1
NEW YORK
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06052924
Correspondence name and address
NATIONAL PATENT DEVELOPMENT CORP.
375 PARK AVE.
NEW YORK, NY 10022
Assignment: 2
Reel/Frame:003859/0125   Pages: 2
Recorded: 04/21/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/10/1979
2
Exec Dt:
07/10/1979
3
Exec Dt:
07/10/1979
Assignee
1
375 PARK AVE.
NEW YORK, NEW YORK 10022
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06056183
Correspondence name and address
NATIONAL PAT. DEVELOPMENT CORP.
375 PARK AVE.
NEW YORK, NY. 10022
Assignment: 3
Reel/Frame:004184/0384   Pages: 2
Recorded: 10/31/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
01/19/1981
2
Exec Dt:
01/19/1981
Assignee
1
375 PARK AVE.
NEW YORK, NEW YORK 10152
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06232749
Correspondence name and address
NATIONAL PAT. DEV. CORP.
ATTN: VENCENT PIRRI
375 PARK AVE.
NEW YORK, NY 10022
Assignment: 4
Reel/Frame:003893/0754   Pages: 2
Recorded: 06/08/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
06/03/1981
Assignee
1
375 PARK AVE.
A CORP. OF DE.
NEW YORK, NEW YORK 10152
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06271481
Correspondence name and address
NATIONAL PATENT DEV. CORP.
375 PARK AVE.
NEW YORK, NY. 10022
Assignment: 5
Reel/Frame:003921/0464   Pages: 2
Recorded: 07/20/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/06/1981
2
Exec Dt:
07/09/1981
Assignee
1
375 PARK AVE.
NEW YORK, NEW YORK 10152
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06284432
Correspondence name and address
NATIONAL PATENT DEVELOPMENT CORP.
375 PARK AVE.,
NEW YORK, NY 10022
Assignment: 6
Reel/Frame:003902/0487   Pages: 1
Recorded: 08/25/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
08/20/1981
Assignee
1
375 PARK AVE.
A CORP. OF DE
NEW YORK, NEW YORK
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
NONE
05336454
 
NONE
05526378
 
NONE
05641501
 
NONE
05734243
 
NONE
05880581
Correspondence name and address
NELSON & HARDING
STE. 800, 1101 CONNECTICUT AVE. , NW
WASHINGTON, DC 20036
Assignment: 7
Reel/Frame:004034/0100   Pages: 1
Recorded: 08/09/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
08/06/1982
Assignee
1
375 PARK AVE.
NEW YORK, NEW YORK 10152
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06406582
Correspondence name and address
NATIONAL PATENT DEV.CORP.
375 PARK AVE.
NEW YORK. N.Y.10152
Assignment: 8
Reel/Frame:004126/0451   Pages: 1
Recorded: 05/02/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
04/28/1983
2
Exec Dt:
04/28/1983
Assignee
1
375 PARK AVE.
A CORP. OF DE
NEW YORK, NEW YORK 10152
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06490634
Correspondence name and address
NATIONAL PAT. DEV. CORP.
ATTN: VINCENT P. PIRRI
375 PARK AVENUE
NEW YORK, NY 10152
Assignment: 9
Reel/Frame:004126/0461   Pages: 1
Recorded: 05/02/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
04/28/1983
Assignee
1
375 PARK AVE.
A CORP.OF DE
NEW YORK, NEW YORK 10152
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06490626
Correspondence name and address
NATIONAL PATENT DEV. CORP.
ATTN: VINCENT P. PIRRI
375 PARK AVENUE
NEW YORK, NY 10152
Assignment: 10
Reel/Frame:004126/0522   Pages: 1
Recorded: 05/02/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
04/28/1983
Assignee
1
375 PARK AVE.
A CORP. OF DE
NEW YORK, NEW YORK 10152
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06490598
Correspondence name and address
NATIONAL PATENT DEVELOPMENT CORP.
ATTN: VINCENT P. PIRRI, CORP. PAT. COUN
375 PARK AVE.
NEW YORK, NY 10152
Assignment: 11
Reel/Frame:004349/0778   Pages: 1
Recorded: 01/16/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
10/24/1984
Assignee
1
375 PARK AVENUE, SUITE 2201
A DE CORP
NEW YORK, NEW YORK 10152
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06669815
Correspondence name and address
VINCENT P. PIRRI
NATIONAL PATENT DEVELOPMENT CORPORATION
375 PARK AVENUE, STE. 2201
NEW YORK, NY 10152
Assignment: 12
Reel/Frame:004389/0399   Pages: 1
Recorded: 04/18/1985
Conveyance: ASSIGNMENT OF 1/2 OF ASSIGNORS INTEREST
Assignor
1
Exec Dt:
03/08/1985
Assignee
1
375 PARK AVENUE
NEW YORK, NEW YORK 10152
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06592694
Correspondence name and address
TREXLER, BUSHNELL & WOLTERS, LTD.
141 WEST JACKSON BLVD.
CHICAGO, IL 60604
Assignment: 13
Reel/Frame:004528/0550   Pages: 1
Recorded: 03/14/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
03/13/1986
Assignee
1
375 PARK AVENUE
A CORP. OF DE
NEW YORK, NEW YORK 10152
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
06839614
Correspondence name and address
HOPGOOD, CALIMAFDE, KALIL
BLAUSTEIN & JUDLOWE
60 EAST 42ND STREET
NEW YORK, NY 10165
Assignment: 14
Reel/Frame:004557/0455   Pages: 7
Recorded: 05/21/1986
Conveyance: SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
04/01/1986
Assignee
1
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
NONE
06601481
 
NONE
06633397
 
NONE
06662099
 
NONE
06786862
Correspondence name and address
NATIONAL PATENT DEVELOPMENT CORP.
375 PARK AVENUE
NEW YORK, NY 10022
Assignment: 15
Reel/Frame:004760/0641   Pages: 4
Recorded: 09/11/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
07/13/1987
Assignee
1
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
NONE
06592694
 
NONE
06715095
 
NONE
06823378
Correspondence name and address
TREXLER, BUSHNELL & WOLTERS, LTD.
141 WEST JACKSON BLVD.
CHICAGO, IL 60604
Assignment: 16
Reel/Frame:005170/0706   Pages: 2
Recorded: 11/02/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/02/1989
2
Exec Dt:
11/02/1989
3
Exec Dt:
11/02/1989
Assignee
1
9 WEST 57TH STREET- RM. 4170
A CORP. OF DE
NEW YORK, NEW YORK 10019
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07430839
Correspondence name and address
IRENE J. FRANGOS
CORPORATE PATENT COUNSEL
NATIONAL PATENT DEVELOPMENT CORP.,
9 WEST 57TH ST., RM 4170
NEW YORK, NY 10019
Assignment: 17
Reel/Frame:005710/0357   Pages: 3
Recorded: 04/30/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
Exec Dt:
04/25/1991
Assignee
1
A CORPORATION OF DE
9 WEST 57TH STREET
NEW YORK, NEW YORK 10019
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07693833
Correspondence name and address
IRENE J. FRANGOS
NATIONAL PATENT DEPARTMENT CORPORATION
9 WEST 57TH STREET - RM 4170
NEW YORK, NY 10019
Assignment: 18
Reel/Frame:008673/0773   Pages: 2
Recorded: 08/19/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
08/08/1997
Assignee
1
9 WEST 57TH STREET
NEW YORK, NEW YORK 10019
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08829497
Correspondence name and address
FISH & RICHARDSON P.C.
JOHN W. FREEMAN
225 FRANKLIN STREET
BOSTON, MA 02110-2804
Assignment: 19
Reel/Frame:008673/0789   Pages: 2
Recorded: 08/19/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
08/08/1997
Assignee
1
9 WEST 57TH STREET
NEW YORK, NEW YORK 10019
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08579781
Correspondence name and address
FISH & RICHARDSON
JOHN W. FREEMAN
225 FRANKLIN STREET
BOSTON, MA 02110-2804
Assignment: 20
Reel/Frame:008713/0379   Pages: 2
Recorded: 08/19/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
Exec Dt:
08/08/1997
Assignee
1
9 WEST 57TH STREET
NEW YORK, NEW YORK 10019
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08883859
Correspondence name and address
FISH & RICHARDSON P.C.
JOHN W. FREEMAN
225 FRANKLIN STREET
BOSTON, MA 02110-2804

Search Results as of: 05/22/2024 02:05 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