US2808245A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel feed devices for internal combustion engines
Assignee: Individual
•
Filing: 1950-11-20
•
Granted: 1957-10-01
•
Expires: 1970-11-20
Abstract
No abstract record available.
Inventors
- 👤 Anna M Grover
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:12
CPC Classifications
F; F02; F02M; F02M69/00; F02M69/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1564039A
Cited
US1802321A
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US1801684A
Cited
US1855383A
Cited
GB399776A
Cited
US2214964A
Cited
US2297736A
Cited
US2363346A
Cited
US2477481A
Cited
US2611595A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-30 | 1961-04-01 | 1961-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-30 | 1965-04-01 | 1965-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-30 | 1969-04-01 | 1969-10-01 | $7700.00 | Window Closed / Lapsed |