Patent US3392718A successfully refreshed from Google Patents.
US3392718A
Expired / Lapsed
US
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Engine control apparatus
Assignee: CHARLES DENIS BLISS WILLIAMS
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Filing: 1966-08-17
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Granted: 1968-07-16
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Expires: 1986-08-17
Abstract
No abstract record available.
Inventors
- 👤 Philip K Saunders
- 👤 Williams Charles Denis Bliss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:01
CPC Classifications
F; F02; F02M; F02M63/00; F02M63/02; F02M63/0205; F01; F01M; F01M1/00; F01M1/18; F01M1/20; F01M1/22; F01M1/24; F01P; F01P11/00; F01P11/14; F01P11/16; F02B; F02B2275/00; F02B2275/14; F02B3/00; F02B3/06; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1740259A
Cited
US2096291A
Cited
DE1013121B
Cited
US3174468A
Cited
US3153403A
Cited
US3202143A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-16 | 1972-01-15 | 1972-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-16 | 1976-01-15 | 1976-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-16 | 1980-01-15 | 1980-07-16 | $7700.00 | Window Closed / Lapsed |