US2514248A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for automatically adjusting a variable jet nozzle for a jet propulsion unit with variations in the temperature prevailing in the jet pipe
Assignee: Rolls Royce PLC
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Filing: 1947-04-03
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Granted: 1950-07-04
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Expires: 1967-04-03
Abstract
No abstract record available.
Inventors
- 👤 Lombard Adrian Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:11
CPC Classifications
F; F02; F02K; F02K1/00; F02K1/06; F02K1/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2095991A
Cited
US2338021A
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US2372686A
Cited
US2363179A
Cited
US2392622A
Cited
US2402363A
Cited
US2411895A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-03 | 1954-01-02 | 1954-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-03 | 1958-01-02 | 1958-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-03 | 1962-01-02 | 1962-07-04 | $7700.00 | Window Closed / Lapsed |