US3389602A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel gauging system for weightless tankages
Assignee: Industrial Nucleonics Corp
•
Filing: 1964-04-20
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Granted: 1968-06-25
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Expires: 1984-04-20
Abstract
No abstract record available.
Inventors
- 👤 John E Clemens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:50
CPC Classifications
B; B64; B64G; B64G1/00; B64G1/22; B64G1/40; B64G1/402; G; G01; G01F; G01F23/00; G01F23/22; G01F23/26; G01F23/263; G01F23/28; G01F23/284; G01F23/288
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) | 1971-06-25 | 1971-12-25 | 1972-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-25 | 1975-12-25 | 1976-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-25 | 1979-12-25 | 1980-06-25 | $7700.00 | Window Closed / Lapsed |