US3361897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Digital apparatus to correct for attitude errors in aircraft fuel-guage measurements
Assignee: S Smith and Sons Ltd
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Filing: 1964-04-29
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Granted: 1968-01-02
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Expires: 1984-04-29
Abstract
No abstract record available.
Inventors
- 👤 Rush Derek Anthony
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:43
CPC Classifications
H; H03; H03M; H03M1/00; B; B64; B64D; B64D43/00; G; G01; G01F; G01F23/00; G01F23/80; G01F23/802; G06; G06F; G06F1/00; G06F1/02; G06F1/03; G06F1/0314; H03M1/12; H03M1/22
Claims Analysis
Total Claims: 0
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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) | 1971-01-01 | 1971-07-03 | 1972-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-01 | 1975-07-03 | 1976-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-01 | 1979-07-03 | 1980-01-02 | $7700.00 | Window Closed / Lapsed |