Patent US3407795A successfully refreshed from Google Patents.
US3407795A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ignition system for internal combustion engines
Assignee: Texaco Inc
•
Filing: 1966-06-02
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Granted: 1968-10-29
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Expires: 1986-06-02
Abstract
No abstract record available.
Inventors
- 👤 Robert W Aiken
- 👤 Robert E Canup
- 👤 Charles E Galaspie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:43
CPC Classifications
F; F02; F02P; F02P3/00; F02P3/01; F02P9/00; F02P9/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2976461A
Cited
US3118115A
Cited
US3018413A
Cited
US3175123A
Cited
US3200291A
Cited
US3172060A
Cited
US3213320A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |