Patent US3478695A successfully refreshed from Google Patents.
US2880089A
Expired / Lapsed
US
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Titanium base alloys
Assignee: Crucible Steel Company of America
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Filing: 1957-12-13
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Granted: 1959-03-31
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Expires: 1977-12-13
Abstract
No abstract record available.
Inventors
- 👤 Milton B Vordahl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:55
CPC Classifications
C; C22; C22C; C22C14/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A TITANIUM BASE ALLOY CONSISTING ESSENTIALLY OF ABOUT: 0.5 TO 13% EACH OF ALUMINUM AND MANGANESES AND AT LEAST ONE BETA PROMOTER SELECTED FROM THE GROUP CONSISTING OF 0.5 TO 40% OF MOLYBDENUM, VANADIUM, COLUMBIUM TANTALUM AND ZIRCONIUM, 0.5 TO 20% OF CHROMIUM AND TUNGSTEN, 0.5 TO 7% IRON, 0.5 TO 5% OF COBALT, NICKLE AND COPPER, AND 0.1 TO 3% OF SILICON AND BERYLLIUM, CHARACTERIZED IN HAVING A TENSILE STRENGHT OF AT LEAST 100,000 P.S.I., AND A MINIMUM BEND RADIUS OF AT LEAST 20T.
Claim 2
Dependent Claim
85 words
A TITANIUM BASE ALLOY CONSISTING ESSENTIALLY OF ABOUT: 0.5 TO 13% EACH OF ALUMINUM AND MANGANESES AND AT LEAST ONE BETA PROMOTER SELECTED FROM THE GROUP CONSISTING OF 0.5 TO 40% OF MOLYBDENUM, VANADIUM, COLUMBIUM TANTALUM AND ZIRCONIUM, 0.5 TO 20% OF CHROMIUM AND TUNGSTEN, 0.5 TO 7% IRON, 0.5 TO 5% OF COBALT, NICKLE AND COPPER, AND 0.1 TO 3% OF SILICON AND BERYLLIUM, CHARACTERIZED IN HAVING A TENSILE STRENGHT OF AT LEAST 100,000 P.S.I., AND A MINIMUM BEND RADIUS OF AT LEAST 20T.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |