Patent US3739254A successfully refreshed from Google Patents.
US2644296A
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US
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Laminated jet vane
Assignee: North American Aviation Corp
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Filing: 1948-01-15
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Granted: 1953-07-07
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Expires: 1968-01-15
Abstract
No abstract record available.
Inventors
- 👤 Manuel C Sanz
- 👤 Castelfranco James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:07
CPC Classifications
F; F42; F42B; F42B10/00; F42B10/60; F42B10/62; F42B10/64; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9265; Y10S428/933; Y10T; Y10T428/00; Y10T428/12; Y10T428/12229; Y10T428/12271; Y10T428/12285; Y10T428/12347; Y10T428/12493; Y10T428/12771; Y10T428/12806; Y10T428/12826; Y10T428/12847; Y10T428/12861; Y10T428/12903; Y10T428/12917; Y10T428/12924
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-06 | 1957-01-05 | 1957-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-06 | 1961-01-05 | 1961-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-06 | 1965-01-05 | 1965-07-07 | $7700.00 | Window Closed / Lapsed |