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Patent US2832273A successfully refreshed from Google Patents.
US2832273A
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US
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Mobile gravel spreading apparatus
Assignee: J DAN FIORITO
•
Filing: 1954-08-30
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Granted: 1958-04-29
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Expires: 1974-08-30
Abstract
No abstract record available.
Inventors
- 👤 Calabrese Antonio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 04:14
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/12; E01C19/15
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1961-04-28 | 1961-10-28 | 1962-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-28 | 1965-10-28 | 1966-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-28 | 1969-10-28 | 1970-04-29 | $7700.00 | Window Closed / Lapsed |