US2656977A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel duration computer
Assignee: Honeywell Inc
•
Filing: 1950-04-01
•
Granted: 1953-10-27
•
Expires: 1970-04-01
Abstract
No abstract record available.
Inventors
- 👤 Kimball C Cummings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:42
CPC Classifications
G; G06; G06G; G06G7/00; G06G7/48; G06G7/70; G01; G01F; G01F9/00; G01F9/008
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1533530A
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US2217639A
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US2476747A
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US2468179A
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US2478720A
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US2454520A
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US2511614A
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US2537498A
Cited
US2503387A
Cited
US2449072A
Cited
US2581205A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-10-26 | 1957-04-27 | 1957-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-10-26 | 1961-04-27 | 1961-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-10-26 | 1965-04-27 | 1965-10-27 | $7700.00 | Window Closed / Lapsed |