Patent US4627280A successfully refreshed from Google Patents.
US2984069A
Expired / Lapsed
US
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Minimum fuel flow control responsive to altitude and flight speed
Assignee: Bristol Siddeley Engines Ltd
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Filing: 1959-08-25
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Granted: 1961-05-16
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Expires: 1979-08-25
Abstract
No abstract record available.
Inventors
- 👤 Saville Harold
- 👤 Robin M Dakin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:34
CPC Classifications
F; F02; F02C; F02C9/00; F02C9/26; F02C9/32; F02C9/263; F02C9/28; F02C9/46; F05; F05D; F05D2270/00; F05D2270/01; F05D2270/02; F05D2270/021; F05D2270/30; F05D2270/301
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2422808A
Cited
US2796136A
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US2857742A
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US2633830A
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US2638742A
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US2715311A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-15 | 1964-11-14 | 1965-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-15 | 1968-11-14 | 1969-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-15 | 1972-11-14 | 1973-05-16 | $7700.00 | Window Closed / Lapsed |