Patent US2744462A successfully refreshed from Google Patents.
US2744462A
Expired / Lapsed
US
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Stop control for jaw crushers
Assignee: Individual
•
Filing: 1952-10-29
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Granted: 1956-05-08
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Expires: 1972-10-29
Abstract
No abstract record available.
Inventors
- 👤 Kammer Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:06
CPC Classifications
A; A23; A23N; A23N1/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US808861A
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US872850A
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US1073831A
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US1077437A
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US1557864A
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US1939556A
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US2118098A
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US2220458A
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US2454256A
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US2605748A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-08 | 1959-11-07 | 1960-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-08 | 1963-11-07 | 1964-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-08 | 1967-11-07 | 1968-05-08 | $7700.00 | Window Closed / Lapsed |