Patent FR767793A successfully refreshed from Google Patents.
US3132938A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aged steel
Assignee: Huntington Alloys Corp
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Filing: 1962-08-06
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Granted: 1964-05-12
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Expires: 1982-08-06
Abstract
No abstract record available.
Inventors
- 👤 Raymond F Decker
- 👤 Charles J Novak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:22
CPC Classifications
C; C22; C22C; C22C38/00; C22C38/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A STEEL FOR USE AS STRUCTURES AND STRUCTURAL ELEMENTS SUBJECTED IN USE TO STRESS AT CRYOGENIC TEMPERATURES CONSISTING ESSENTIALLY OF ABOUT 17% TO ABOUT 19% NICKEL, ABOUT 8% TO ABOUT 9% COBALT, ABOUT 2.8% TO ABOUT 3.5% MOLYBDENUM, ABOUT 0.05% TO ABOUT 0.25% TITANIUM, ABOUT 0.05% TO ABOUT 0.15% ALUMINUM, UP TO ABOUT 0.2% SILICON, UP TO ABOUT 0.2% MANGANESE, LESS THAN ABOUT 0.01% SULFUR AND LESS THAN ABOUT 0.03% CARBON WITH THE BALANCE BEING ESSENTIALLY IRON TOGETHER WITH SMALL AMOUNTS OF IMPURITIES, DEOXIDANTS AND INCIDENTAL ELEMENTS NORMALLY ASSOCIATED THEREWITH.
Claim 2
Dependent Claim
90 words
A STEEL FOR USE AS STRUCTURES AND STRUCTURAL ELEMENTS SUBJECTED IN USE TO STRESS AT CRYOGENIC TEMPERATURES CONSISTING ESSENTIALLY OF ABOUT 17% TO ABOUT 19% NICKEL, ABOUT 8% TO ABOUT 9% COBALT, ABOUT 2.8% TO ABOUT 3.5% MOLYBDENUM, ABOUT 0.05% TO ABOUT 0.25% TITANIUM, ABOUT 0.05% TO ABOUT 0.15% ALUMINUM, UP TO ABOUT 0.2% SILICON, UP TO ABOUT 0.2% MANGANESE, LESS THAN ABOUT 0.01% SULFUR AND LESS THAN ABOUT 0.03% CARBON WITH THE BALANCE BEING ESSENTIALLY IRON TOGETHER WITH SMALL AMOUNTS OF IMPURITIES, DEOXIDANTS AND INCIDENTAL ELEMENTS NORMALLY ASSOCIATED THEREWITH.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |