US2625146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spark plug cover
Assignee: Individual
•
Filing: 1948-06-12
•
Granted: 1953-01-13
•
Expires: 1968-06-12
Abstract
No abstract record available.
Inventors
- 👤 Milford T Stephens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:19
CPC Classifications
F; F02; F02F; F02F7/00; F02F7/006; F02F1/00; F02F1/24; F02F1/242; H; H01; H01T; H01T13/00; H01T13/02; H01T13/06; F02B; F02B2275/00; F02B2275/34
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1378260A
Cited
US2478128A
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US1012635A
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US1359291A
Cited
US1712861A
Cited
US2082869A
Cited
US1933423A
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US2070806A
Cited
US2028310A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-13 | 1956-07-14 | 1957-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-13 | 1960-07-14 | 1961-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-13 | 1964-07-14 | 1965-01-13 | $7700.00 | Window Closed / Lapsed |