US2534426A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifugal clutch
Assignee: INDUSTRIAL CLUTCH CORP
•
Filing: 1947-03-05
•
Granted: 1950-12-19
•
Expires: 1967-03-05
Abstract
No abstract record available.
Inventors
- 👤 Clarence M Eason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:37
CPC Classifications
F; F16; F16D; F16D43/00; F16D43/02; F16D43/04; F16D43/14; F16D43/18; F16D2043/145
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1692703A
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US1865772A
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US1853908A
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US1869097A
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US1939601A
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US1917501A
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US2005350A
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US2168856A
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US2263153A
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US2375909A
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US2392950A
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US2419784A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-18 | 1954-06-19 | 1954-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-18 | 1958-06-19 | 1958-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-18 | 1962-06-19 | 1962-12-19 | $7700.00 | Window Closed / Lapsed |