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US2844337A
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Aircraft control arrangement incorporating deflectable surface and boundary layer control jets
Assignee: North American Aviation Corp
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Filing: 1956-11-23
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Granted: 1958-07-22
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Expires: 1976-11-23
Abstract
No abstract record available.
Inventors
- 👤 Robert B Macarthur
- 👤 Dwight F Swearingen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:48
CPC Classifications
B; B64; B64C; B64C21/00; B64C21/02; B64C21/04; B64C21/06; B64C2230/00; B64C2230/04; B64C2230/06; Y; Y02; Y02T; Y02T50/00; Y02T50/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2458896A
Cited
US2585676A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-21 | 1962-01-20 | 1962-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-21 | 1966-01-20 | 1966-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-21 | 1970-01-20 | 1970-07-22 | $7700.00 | Window Closed / Lapsed |