US2500293A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibratory dump truck
Assignee: O CONNOR PATENT Co
•
Filing: 1944-06-09
•
Granted: 1950-03-14
•
Expires: 1964-06-09
Abstract
No abstract record available.
Inventors
- 👤 John C O'connor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:26
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/58
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US749695A
Cited
US833761A
Cited
GB216256A
Cited
US1858328A
Cited
US1820239A
Cited
US1922447A
Cited
US1990765A
Cited
US2108416A
Cited
DE648127C
Cited
US2060130A
Cited
US2139162A
Cited
US2243936A
Cited
US2353492A
Cited
US2358876A
Cited
US2374663A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-03-13 | 1953-09-12 | 1954-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-13 | 1957-09-12 | 1958-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-13 | 1961-09-12 | 1962-03-14 | $7700.00 | Window Closed / Lapsed |