US2641238A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fuel pump
Assignee: Individual
•
Filing: 1947-08-11
•
Granted: 1953-06-09
•
Expires: 1967-08-11
Abstract
No abstract record available.
Inventors
- 👤 Vernon D Roosa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:36
CPC Classifications
F; F02; F02M; F02M41/00; F02M41/08; F02M41/14; F02M41/1405; F02M41/1411; F02M41/1427
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1971601A
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US2160735A
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US2130299A
Cited
US2164888A
Cited
US2230487A
Cited
US2353188A
Cited
US2295833A
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US2365636A
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US2395964A
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US2446497A
Cited
US2391221A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-08 | 1956-12-08 | 1957-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-08 | 1960-12-08 | 1961-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-08 | 1964-12-08 | 1965-06-09 | $7700.00 | Window Closed / Lapsed |