US3653976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermocouple probe assembly with nickel aluminide tip
Assignee: Motors Liquidation Co
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Filing: 1969-06-19
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Granted: 1972-04-04
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Expires: 1989-06-19
Abstract
Abstract Portions of nonrotating gas turbine engine components, such as the leading edge of a turbine stator vane, fabricated of the intermetallic compound NiAl will satisfactorily resist corrosion and structural failure in operation at temperatures of 2,2002,500* F.
Inventors
- 👤 Donald G Miller
- 👤 Richard H Singleton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:03
CPC Classifications
F; F01; F01D; F01D21/00; F01D21/003; F01D17/00; F01D17/02; F01D17/08; F01D17/085; G; G01; G01K; G01K1/00; G01K1/08; G01K1/12; G01K13/00; G01K13/02; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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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) | 1975-04-04 | 1975-10-04 | 1976-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-04-04 | 1979-10-04 | 1980-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-04-04 | 1983-10-04 | 1984-04-04 | $7700.00 | Window Closed / Lapsed |