US2594788A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel feeding of engines arranged at the ends of the blades of a rotary wing
Assignee: Societe Nationale des Constructions Aeronautiques du Sud Oest SNCASO
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Filing: 1949-07-19
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Granted: 1952-04-29
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Expires: 1969-07-19
Abstract
No abstract record available.
Inventors
- 👤 Morain Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:54
CPC Classifications
F; F02; F02K; F02K7/00; F02K7/005; B; B64; B64C; B64C27/00; B64C27/04; B64C27/12; B64C27/16; B64C27/18; F02C; F02C7/00; F02C7/22; F02C7/232
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1021521A
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US1699676A
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US2224472A
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US2446523A
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US2457936A
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US2456603A
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US2446266A
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US2465856A
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US2508260A
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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) | 1955-04-29 | 1955-10-29 | 1956-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-29 | 1959-10-29 | 1960-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-29 | 1963-10-29 | 1964-04-29 | $7700.00 | Window Closed / Lapsed |