Patent US5375178A successfully refreshed from Google Patents.
US3245352A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aircraft
Assignee: McDonnell Aircraft Corp
•
Filing: 1958-01-30
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Granted: 1966-04-12
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Expires: 1978-01-30
Abstract
No abstract record available.
Inventors
- 👤 Allan J Summers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:56
CPC Classifications
F; F42; F42B; F42B10/00; F42B10/60; F42B10/62; F42B10/64; F42B10/02; F42B10/26; F42B10/28; F42B10/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
AN AIRCRAFT COMPRISING A BODY OF REVOLUTION HAVING A LONGITUDINAL AXIS OF SYMMETRY, FLIGHT CONTROL SURFACES PIVOTALLY CARRIED BY SAID BODY TO MOVE TO POSITIONS EXERTING AERODYNAMIC FORCES ON THE BODY SO AS TO CAUSE THE BODY TO EFFECT AN ANGLE OF ATTACK ATTITUDE ALONG THE AXIS OF
Claim 2
Dependent Claim
48 words
AN AIRCRAFT COMPRISING A BODY OF REVOLUTION HAVING A LONGITUDINAL AXIS OF SYMMETRY, FLIGHT CONTROL SURFACES PIVOTALLY CARRIED BY SAID BODY TO MOVE TO POSITIONS EXERTING AERODYNAMIC FORCES ON THE BODY SO AS TO CAUSE THE BODY TO EFFECT AN ANGLE OF ATTACK ATTITUDE ALONG THE AXIS OF
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) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |