Patent US3526216A successfully refreshed from Google Patents.
US3526216A
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US
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Timing system for engines
Assignee: JEAN FERNAND EMILE GHISLAIN HE
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Filing: 1968-06-11
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Granted: 1970-09-01
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Expires: 1988-06-11
Abstract
No abstract record available.
Inventors
- 👤 Jean Fernand Emile Ghi Henvaux
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:58
CPC Classifications
F; F16; F16H; F16H27/00; F16H27/04; F16H27/06; F01; F01L; F01L7/00; F01L7/02; F01L7/021; F01L7/022; G; G03; G03B; G03B21/00; G03B21/14; G03B21/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-31 | 1974-03-02 | 1974-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-31 | 1978-03-02 | 1978-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-31 | 1982-03-02 | 1982-09-01 | $7700.00 | Window Closed / Lapsed |