US2864697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Titanium-vanadium-aluminum alloys
Assignee: RMI Co
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Filing: 1956-01-23
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Granted: 1958-12-16
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Expires: 1976-01-23
Abstract
No abstract record available.
Inventors
- 👤 Lee S Busch
- 👤 George W Bauer
- 👤 Paul E Moorhead
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:27
CPC Classifications
C; C22; C22C; C22C14/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
80 words
A ROLLED HEAT TREATED TITANIUM BASE ALLOY SHEET PRODUCT FORMED OF A TITANIUM BASE ALLOY CONSISTING OF 14% TO 16% VANADIUM, 2% TO 3 1/2% ALUMINUM, AND THE BALANCE TITANIUM WITH INCIDENTAL IMPURITIES; SAID PRODUCT BEING CHARACTERIZED BY HAVING IN THE SOLUTION-TREATED CONDITION A RATIO OF YIELD STRENGTH TO ULTIMATE TENSILE STRENGTH FROM ABOUT 0.9 TO AS LOW AS 0.5, AN ULTIMATE TENSILE STRENGTH LESS THAN 120,000 P.S.I., ELONGATION IN EXCESS OF 15%, AND UNIFORM ELONGATION IN EXCESS OF 10%.
Claim 2
Dependent Claim
80 words
A ROLLED HEAT TREATED TITANIUM BASE ALLOY SHEET PRODUCT FORMED OF A TITANIUM BASE ALLOY CONSISTING OF 14% TO 16% VANADIUM, 2% TO 3 1/2% ALUMINUM, AND THE BALANCE TITANIUM WITH INCIDENTAL IMPURITIES; SAID PRODUCT BEING CHARACTERIZED BY HAVING IN THE SOLUTION-TREATED CONDITION A RATIO OF YIELD STRENGTH TO ULTIMATE TENSILE STRENGTH FROM ABOUT 0.9 TO AS LOW AS 0.5, AN ULTIMATE TENSILE STRENGTH LESS THAN 120,000 P.S.I., ELONGATION IN EXCESS OF 15%, AND UNIFORM ELONGATION IN EXCESS OF 10%.
References Cited (Backward Citations)
FR1094616A
Cited
US2754204A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-15 | 1962-06-16 | 1962-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-15 | 1966-06-16 | 1966-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-15 | 1970-06-16 | 1970-12-16 | $7700.00 | Window Closed / Lapsed |