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US2725932A
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Fuel system for gas-turbine engines and the like
Assignee: Rolls Royce PLC
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Filing: 1950-03-06
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Granted: 1955-12-06
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Expires: 1970-03-06
Abstract
No abstract record available.
Inventors
- 👤 Ballantyne Davis Havelock
- 👤 Jubb Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:26
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/22; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2514; Y10T137/8593; Y10T137/85978; Y10T137/86131; Y10T137/86163
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1653167A
Cited
US2401883A
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US2407973A
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US2374844A
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US2469678A
Cited
FR920910A
Cited
GB592769A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-05 | 1959-06-06 | 1959-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-05 | 1963-06-06 | 1963-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-05 | 1967-06-06 | 1967-12-06 | $7700.00 | Window Closed / Lapsed |