Patent US3461728A successfully refreshed from Google Patents.
US2653544A
Expired / Lapsed
US
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Fuel and vacuum pump operating levers and operating springs therefor
Assignee: Individual
•
Filing: 1947-01-10
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Granted: 1953-09-29
•
Expires: 1967-01-10
Abstract
No abstract record available.
Inventors
- 👤 Katcher Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 00:04
CPC Classifications
F; F02; F02M; F02M59/00; F02M59/12; F02M59/14; F04; F04B; F04B43/00; F04B43/02; F02M2700/00; F02M2700/13; F02M2700/1317; F02M2700/1323; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/1828
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1893217A
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US1957669A
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US1970626A
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US2036452A
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US2136079A
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US2139347A
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US2171209A
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US2344287A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-28 | 1957-03-30 | 1957-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-28 | 1961-03-30 | 1961-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-28 | 1965-03-30 | 1965-09-29 | $7700.00 | Window Closed / Lapsed |