US2943753A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Equipment for loading, hauling and dumping loose materials
Assignee: Individual
•
Filing: 1956-04-18
•
Granted: 1960-07-05
•
Expires: 1976-04-18
Abstract
No abstract record available.
Inventors
- 👤 Conrad R Keys
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:40
CPC Classifications
B; B65; B65F; B65F1/00; B65F1/02; B60; B60P; B60P1/00; B60P1/48; B60P1/483
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |