Patent US2943815A successfully refreshed from Google Patents.
US2943815A
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US
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Aerodynes, more particularly pilotless aerodynes
Assignee: Sud Aviation Societe Nationale de Constructions Aerdnaettiques
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Filing: 1955-11-10
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Granted: 1960-07-05
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Expires: 1975-11-10
Abstract
No abstract record available.
Inventors
- 👤 Besson Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:24
CPC Classifications
F; F42; F42B; F42B15/00; F42B15/10; F42B15/105; F02; F02K; F02K7/00; F02K7/10; Y; Y02; Y02T; Y02T50/00; Y02T50/60
Claims Analysis
Total Claims: 0
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US2736356A
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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) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |