Patent US2645142A successfully refreshed from Google Patents.
US2645142A
Expired / Lapsed
US
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Spark plug adjusting pliers
Assignee: JAMES T CLARK
•
Filing: 1951-01-22
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Granted: 1953-07-14
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Expires: 1971-01-22
Abstract
No abstract record available.
Inventors
- 👤 Schwenzfeier Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:52
CPC Classifications
H; H01; H01T; H01T21/00; H01T21/06; B; B25; B25B; B25B27/00; B25B27/0035; B25B7/00; B25B7/02; B25B7/04; B25B7/06; B25B7/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1085461A
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US1249394A
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US1263412A
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US1421455A
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US1384209A
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US1439664A
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US2492380A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-13 | 1957-01-12 | 1957-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-13 | 1961-01-12 | 1961-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-13 | 1965-01-12 | 1965-07-14 | $7700.00 | Window Closed / Lapsed |