US2664530A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Autopilot control system
Assignee: General Electric Co
•
Filing: 1948-07-17
•
Granted: 1953-12-29
•
Expires: 1968-07-17
Abstract
No abstract record available.
Inventors
- 👤 Charles M Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:36
CPC Classifications
B; B64; B64C; B64C13/00; B64C13/02; B64C13/16; B64C13/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2115086A
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US2300537A
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US2423337A
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US2450907A
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US2513537A
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US2429642A
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US2545343A
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US2582305A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-28 | 1957-06-29 | 1957-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-28 | 1961-06-29 | 1961-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-28 | 1965-06-29 | 1965-12-29 | $7700.00 | Window Closed / Lapsed |