US2867197A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ignition control for an internal combustion engine
Assignee: Holley Performance Products Inc
•
Filing: 1957-02-11
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Granted: 1959-01-06
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Expires: 1977-02-11
Abstract
No abstract record available.
Inventors
- 👤 William E Mccollough
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:20
CPC Classifications
F; F02; F02P; F02P5/00; F02P5/04; F02P5/05; F02P5/10; F02P5/103
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR853146A
Cited
US2274316A
Cited
US2317885A
Cited
US2381610A
Cited
US2381611A
Cited
US2455594A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-05 | 1962-07-07 | 1963-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-05 | 1966-07-07 | 1967-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-05 | 1970-07-07 | 1971-01-06 | $7700.00 | Window Closed / Lapsed |