Patent US2933980A successfully refreshed from Google Patents.
US2933980A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Integrated aircraft and fire control autopilot
Assignee: North American Aviation Corp
•
Filing: 1953-08-03
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Granted: 1960-04-26
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Expires: 1973-08-03
Abstract
No abstract record available.
Inventors
- 👤 John R Moore
- 👤 David G Soergel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:53
CPC Classifications
F; F41; F41G; F41G9/00; F41G9/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2704490A
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US2433843A
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US2444678A
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US2420017A
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US2444171A
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US2434813A
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US2557401A
Cited
US2624510A
Cited
US2512693A
Cited
US2616625A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-26 | 1963-10-26 | 1964-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-26 | 1967-10-26 | 1968-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-26 | 1971-10-26 | 1972-04-26 | $7700.00 | Window Closed / Lapsed |