US3147115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat treatable beta titanium-base alloys and processing thereof
Assignee: Crucible Steel Company of America
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Filing: 1958-09-09
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Granted: 1964-09-01
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Expires: 1978-09-09
Abstract
No abstract record available.
Inventors
- 👤 Milton B Vordahl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:18
CPC Classifications
C; C22; C22F; C22F1/00; C22F1/16; C22F1/18; C22F1/183; C22C; C22C14/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A HEAT TREATED AND AGE HARDENED TITANIUM-BASE ALLOY CONSISTING ESSENTIALLY OF ABOUT: 10 TO 16% VANADIUM, 9 TO 13% CHROMIUM, 2 TO 5% ALUMINUM, UP TO 8% MANGANESE, UP TO 4% EACH OF IRON AND TIN, UP TO 0.2% IN TOTAL AMOUNT OF CARBON, OXYGEN AND NITROGEN, BALANCE SUBSTANTIALLY TITANIUM, CHARACTERIZED BY AN ULTIMATE STRENGTH ON THE ORDER OF 190,000-240,000 P.S.I., AN 0.2% OFFSET YIELD STRENGTH ON THE ORDER OF 170,000-220,000 P.S.I. AND A TENSILE ELONGATION OF AT LEAST 1%.
Claim 2
Dependent Claim
80 words
A HEAT TREATED AND AGE HARDENED TITANIUM-BASE ALLOY CONSISTING ESSENTIALLY OF ABOUT: 10 TO 16% VANADIUM, 9 TO 13% CHROMIUM, 2 TO 5% ALUMINUM, UP TO 8% MANGANESE, UP TO 4% EACH OF IRON AND TIN, UP TO 0.2% IN TOTAL AMOUNT OF CARBON, OXYGEN AND NITROGEN, BALANCE SUBSTANTIALLY TITANIUM, CHARACTERIZED BY AN ULTIMATE STRENGTH ON THE ORDER OF 190,000-240,000 P.S.I., AN 0.2% OFFSET YIELD STRENGTH ON THE ORDER OF 170,000-220,000 P.S.I. AND A TENSILE ELONGATION OF AT LEAST 1%.
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) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |