Patent US3756810A successfully refreshed from Google Patents.
US3756810A
Expired / Lapsed
US
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High temperature titanium alloy
Assignee: Titanium Metals Corp
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Filing: 1972-04-04
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Granted: 1973-09-04
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Expires: 1992-04-04
Abstract
Abstract A TITANIUM BASE ALLOY COMPRISING 5.9 TO 6.75% ALUMINUM, 1.5 TO 2.5% TIN, 0.5 TO 2.0% ZIRCONIUM, 0.8 TO 2.0% MOLYBDENUM, 0.15 TO 0.6% BISMUTH, 0.07 TO 0.18% SILICON, LESS THAN 0.12% OXYGEN, LESS THAN 0.2% CARBON AND LESS THAN 0.1% NITROGEN, CHARACTERIZED BY GOOD ELEVATED TEMPERATURE CREEP STRENGTH.
Inventors
- 👤 W Parris
- 👤 D Hunter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:07
CPC Classifications
C; C22; C22C; C22C14/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-09-03 | 1977-03-05 | 1977-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-03 | 1981-03-05 | 1981-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-03 | 1985-03-05 | 1985-09-04 | $7700.00 | Window Closed / Lapsed |