Patent US4972079A successfully refreshed from Google Patents.
US2941602A
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US
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Fuel control for turboprop engine
Assignee: RTX Corp
•
Filing: 1955-05-02
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Granted: 1960-06-21
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Expires: 1975-05-02
Abstract
No abstract record available.
Inventors
- 👤 Richard J Coar
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:20
CPC Classifications
F; F02; F02C; F02C9/00; F02C9/48; F02C9/56; F02C9/58; F02C9/26; F02C9/28; F05; F05D; F05D2270/00; F05D2270/01; F05D2270/02; F05D2270/021; F05D2270/30; F05D2270/304
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2694900A
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US2708826A
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US2720751A
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US2727503A
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US2666489A
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US2759549A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-21 | 1963-12-21 | 1964-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-21 | 1967-12-21 | 1968-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-21 | 1971-12-21 | 1972-06-21 | $7700.00 | Window Closed / Lapsed |