Patent US4162481A successfully refreshed from Google Patents.
US3391680A
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Fuel injector-ignitor system for internal combustion engines
Assignee: Physics International Co
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Filing: 1965-09-01
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Granted: 1968-07-09
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Expires: 1985-09-01
Abstract
No abstract record available.
Inventors
- 👤 Glendon M Benson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:55
CPC Classifications
F; F23; F23Q; F23Q7/00; F23Q7/001; F02; F02M; F02M51/00; F02M51/04; F02M57/00; F02M57/02; F02M57/022; F02M57/027; F04; F04B; F04B17/00; F04B17/003
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2530128A
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US2795214A
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US2829631A
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US2949900A
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US3079904A
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US3150592A
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US3194162A
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US3215078A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-09 | 1972-01-08 | 1972-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-09 | 1976-01-08 | 1976-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-09 | 1980-01-08 | 1980-07-09 | $7700.00 | Window Closed / Lapsed |