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

Total Assignments: 2
Patent #:
Issue Dt:
06/22/1982
Application #:
06209481
Filing Dt:
11/24/1980
Inventors:
ALFRED C. C. TSEUNG, ANTHONY I. ONUCHUKWU, HO C. CHAN
Title:
PREVENTION OF HYDROGEN EMBRITTLEMENT OF METALS IN CORROSIVE ENVIRONMENTS
Assignment: 1
Reel/Frame:
004096/0557Recorded: 02/02/1983Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
Exec Dt:
01/26/1983
Exec Dt:
11/30/1982
Exec Dt:
12/11/1982
Assignee:
KINGSGATE HOUSE, 66-74 VICTORIA ST.,
LONDON,, ENGLAND SW1E 6SL
Correspondent:
MASON, FENWICK & LAWRENCE
1730 RHODE ISLAND AVE., N. W.
WASHINGTON, DC 20036
Assignment: 2
Reel/Frame:
005285/0305Recorded: 05/09/1990Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
Exec Dt:
01/11/1994
Assignee:
LONDON, ECIV OHB, ENGLAND
Correspondent:
MASON, FENWICK & LAWRENCE
1225 EYE STREET, N.W., STE. 1000
WASHINGTON, D.C. 20005

Search Results as of: 05/31/2024 05:47 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