US2697939A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel measuring system
Assignee: Motors Liquidation Co
•
Filing: 1950-08-28
•
Granted: 1954-12-28
•
Expires: 1970-08-28
Abstract
No abstract record available.
Inventors
- 👤 Edward J Martin
- 👤 Clark E Quinn
- 👤 Ross John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:15
CPC Classifications
G; G01; G01F; G01F9/00; G01F9/02; G01F9/023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1800640A
Cited
US2153264A
Cited
US2325695A
Cited
US2409982A
Cited
US2505905A
Cited
US2521322A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-27 | 1958-06-28 | 1958-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-27 | 1962-06-28 | 1962-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-27 | 1966-06-28 | 1966-12-28 | $7700.00 | Window Closed / Lapsed |