Patent US2756489A successfully refreshed from Google Patents.
US2756489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal alloy
Assignee: Individual
•
Filing: 1946-05-03
•
Granted: 1956-07-31
•
Expires: 1966-05-03
Abstract
No abstract record available.
Inventors
- 👤 Howard E Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:58
CPC Classifications
C; C22; C22C; C22C43/00; Y; Y10; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12806; Y10T428/12826; Y10T428/12847
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
A CORROSION RESISTANT BINARY ALLOY CONSISTING OF URANIUM AND CHROMIUM, WITH THE CHROMIUM CONTENT CONSTITUTING FROM ONE PER CENT BY WEIGHT TO TWENTY PER CENT BY WEIGHT OF THE COMBINED URANIUM-CHROMIUM COMPOSITION.
Claim 2
Dependent Claim
36 words
A NEW ARTICLE OF MANUFACTURE COMPRISING A URANIUM BASE AND A LAYER OF A BINARY URANIUM-CHROMIUM ALLOY THEREON, THE CHROMIUM CONTENT OF SAID ALLOY CONSTITUTING FROM 1% TO 20% BY WEIGHT OF SAID COMBINED URANIUMCHROMIUM COMPOSITION.
References Cited (Backward Citations)
US924A
Cited
US1471326A
Cited
US1566793A
Cited
US1800691A
Cited
US1906184A
Cited
US2025614A
Cited
US2220084A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-31 | 1960-01-30 | 1960-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-31 | 1964-01-30 | 1964-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-31 | 1968-01-30 | 1968-07-31 | $7700.00 | Window Closed / Lapsed |