Patent US2901232A successfully refreshed from Google Patents.
US2901232A
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Mobile pavement breaker having leaf spring impact tool accelerating means
Assignee: CUTCRETE MANUFACTURING CORP
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Filing: 1956-02-06
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Granted: 1959-08-25
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Expires: 1976-02-06
Abstract
No abstract record available.
Inventors
- 👤 William H Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:34
CPC Classifications
E; E01; E01C; E01C23/00; E01C23/06; E01C23/12; E01C23/122; E01C23/124
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US649464A
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GB190910320A
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FR470080A
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US1429411A
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US1830751A
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US1745100A
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US2224717A
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US2638325A
Cited
US2772858A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-24 | 1963-02-23 | 1963-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-24 | 1967-02-23 | 1967-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-24 | 1971-02-23 | 1971-08-25 | $7700.00 | Window Closed / Lapsed |