US2848041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas turbine engine fuel system including a fuel control mechanism
Assignee: Rolls Royce PLC
•
Filing: 1952-08-15
•
Granted: 1958-08-19
•
Expires: 1972-08-15
Abstract
No abstract record available.
Inventors
- 👤 Hollings John Shaw
- 👤 Davies David Omri
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:18
CPC Classifications
F; F02; F02C; F02C7/00; F02C7/22; Y; Y10; Y10T; Y10T137/00; Y10T137/2278; Y10T137/2322
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB372258A
Cited
US722443A
Cited
DE500864C
Cited
US2056259A
Cited
GB526101A
Cited
US2567500A
Cited
US2661796A
Cited
US2621630A
Cited
US2655316A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-18 | 1962-02-17 | 1962-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-18 | 1966-02-17 | 1966-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-18 | 1970-02-17 | 1970-08-19 | $7700.00 | Window Closed / Lapsed |