US2649906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Selective fuel control apparatus for turbojet engines
Assignee: Westinghouse Electric Corp
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Filing: 1950-03-17
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Granted: 1953-08-25
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Expires: 1970-03-17
Abstract
No abstract record available.
Inventors
- 👤 Robert A Neal
- 👤 Paul C Mangan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:20
CPC Classifications
B; B64; B64D; B64D31/00; F; F02; F02C; F02C9/00; F02C9/26; F02C9/46; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2559; Y10T137/2574; Y10T137/2605; Y10T137/7722
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR918123A
Cited
US2440371A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-24 | 1957-02-23 | 1957-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-24 | 1961-02-23 | 1961-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-24 | 1965-02-23 | 1965-08-25 | $7700.00 | Window Closed / Lapsed |