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US2700256A
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Concrete sawing machine
Assignee: HURST LEWIS ENTERPRISES
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Filing: 1951-06-30
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Granted: 1955-01-25
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Expires: 1971-06-30
Abstract
No abstract record available.
Inventors
- 👤 Lewis William Hurst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:30
CPC Classifications
E; E01; E01C; E01C23/00; E01C23/06; E01C23/09; E01C23/0906; E01C23/0926; E01C23/0933
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1876380A
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US893488A
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US979739A
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US1553845A
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US2299198A
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US2569682A
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US2510689A
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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) | 1958-01-24 | 1958-07-26 | 1959-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-24 | 1962-07-26 | 1963-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-24 | 1966-07-26 | 1967-01-25 | $7700.00 | Window Closed / Lapsed |