US2663439A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Telescopic dumping truck
Assignee: Individual
•
Filing: 1950-11-28
•
Granted: 1953-12-22
•
Expires: 1970-11-28
Abstract
No abstract record available.
Inventors
- 👤 Arthur R Phelps
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:07
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/006; B60P1/64; B60P1/6418; B60P1/6427
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1353229A
Cited
US1794318A
Cited
US1891885A
Cited
US1966710A
Cited
US2047602A
Cited
US2258988A
Cited
US2295934A
Cited
US2493236A
Cited
US2494013A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-21 | 1957-06-22 | 1957-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-21 | 1961-06-22 | 1961-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-21 | 1965-06-22 | 1965-12-22 | $7700.00 | Window Closed / Lapsed |