Patent US3507262A successfully refreshed from Google Patents.
US3507262A
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Fuel injection system
Assignee: JACK W STAGE
•
Filing: 1968-02-29
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Granted: 1970-04-21
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Expires: 1988-02-29
Abstract
No abstract record available.
Inventors
- 👤 Jack W Stage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:47
CPC Classifications
F; F02; F02M; F02M57/00; F02M57/06; F02M55/00; F02M55/02; F02M59/00; F02M59/02; F02M59/04; F02M59/20; F02M59/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2083021A
Cited
US2146184A
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US2165696A
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US2250877A
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US2432507A
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US2645182A
Cited
US3064581A
Cited
US3129702A
Cited
US3386423A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-20 | 1973-10-20 | 1974-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-20 | 1977-10-20 | 1978-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-20 | 1981-10-20 | 1982-04-21 | $7700.00 | Window Closed / Lapsed |