Patent US3132937A successfully refreshed from Google Patents.
US3132937A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cast steel
Assignee: Huntington Alloys Corp
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Filing: 1962-06-11
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Granted: 1964-05-12
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Expires: 1982-06-11
Abstract
No abstract record available.
Inventors
- 👤 Edward P Sadowski
- 👤 Raymond F Decker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:48
CPC Classifications
C; C22; C22C; C22C38/00; C22C38/10; C22C38/105; C22C38/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
AN AGE-HARDENABLE STEEL EXHIBITING PARTICULARLY ADVANTAGEOUS PROPERTIES WHEN EMPLOYED AS A THERMALLY HOMOGENIZED CASTING CONSISTING ESSENTIALLY OF, IN PERCENT BY WEIGHT, ABOUT 14% TO ABOUT 17.5* NICKEL, ABOUT 8% TO ABOUT 12% COBALT, AND 4% TO ABOUT 5% MOLYBDENUM, UP TO ABOUT 0.45% TITANIUM, ABOUT 0.05% TO ABOUT 0.45% ALUMINUM, UP TO ABOUT 0.05% CARBON, UP TO ABOUT 0.1% ZIRCONIUM, UP TO ABOUT 0.45% VANADIUM, UP TO ABOUT 2% TUNGSTEN, UP TO ABOUT 0.5% COLUMBIUM, UP TO ABOUT 0.5% BERYLLIUM WITH THE BALANCE BEING ESSENTIALLY IRON, THE AMOUNTS OF SAID ELEMENTS IN THE GROUP CONSISTING OF VANADIUM, TUNGSTEN, COLUMBIUM, TANTALUM, COPPER AND BERYLLIUM BEING INVERSELY ERELATED TO THE AMOUNTS OF COBALT AND MOLYBDENUM AND BEING MAINTAINED SUCH THAT THE MAXIMUM SPECIFIED AMOUNTS ARE EMPLOYED ONLY WHEN THE COBALT AND MOLYBDENUM CONTENTS OF THE STEEL ARE NEAR THE LOW END OF THE SDPEICIFED RANGE AND WHEN ONLY ONE MEMBER OF SAID GROUP IS PRESENT IN THE STEEL.
Claim 2
Dependent Claim
156 words
AN AGE-HARDENABLE STEEL EXHIBITING PARTICULARLY ADVANTAGEOUS PROPERTIES WHEN EMPLOYED AS A THERMALLY HOMOGENIZED CASTING CONSISTING ESSENTIALLY OF, IN PERCENT BY WEIGHT, ABOUT 14% TO ABOUT 17.5* NICKEL, ABOUT 8% TO ABOUT 12% COBALT, AND 4% TO ABOUT 5% MOLYBDENUM, UP TO ABOUT 0.45% TITANIUM, ABOUT 0.05% TO ABOUT 0.45% ALUMINUM, UP TO ABOUT 0.05% CARBON, UP TO ABOUT 0.1% ZIRCONIUM, UP TO ABOUT 0.45% VANADIUM, UP TO ABOUT 2% TUNGSTEN, UP TO ABOUT 0.5% COLUMBIUM, UP TO ABOUT 0.5% BERYLLIUM WITH THE BALANCE BEING ESSENTIALLY IRON, THE AMOUNTS OF SAID ELEMENTS IN THE GROUP CONSISTING OF VANADIUM, TUNGSTEN, COLUMBIUM, TANTALUM, COPPER AND BERYLLIUM BEING INVERSELY ERELATED TO THE AMOUNTS OF COBALT AND MOLYBDENUM AND BEING MAINTAINED SUCH THAT THE MAXIMUM SPECIFIED AMOUNTS ARE EMPLOYED ONLY WHEN THE COBALT AND MOLYBDENUM CONTENTS OF THE STEEL ARE NEAR THE LOW END OF THE SDPEICIFED RANGE AND WHEN ONLY ONE MEMBER OF SAID GROUP IS PRESENT IN THE STEEL.
References Cited (Backward Citations)
US2102238A
Cited
GB427593A
Cited
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 |