US2458031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sand spreading and loading device
Assignee: Individual
•
Filing: 1947-01-28
•
Granted: 1949-01-04
•
Expires: 1967-01-28
Abstract
No abstract record available.
Inventors
- 👤 Rome Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:44
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/36; E; E01; E01C; E01C19/00; E01C19/12; E01C19/20; E01C19/201; E01C19/2045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US488680A
Cited
US1226573A
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US1505476A
Cited
US1573125A
Cited
US1949861A
Cited
US2332729A
Cited
US2381892A
Cited
US2410996A
Cited
US2389483A
Cited
US2401465A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-04 | 1952-07-05 | 1953-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-04 | 1956-07-05 | 1957-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-04 | 1960-07-05 | 1961-01-04 | $7700.00 | Window Closed / Lapsed |