US2962176A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low height shuttle car
Assignee: Joy Manufacturing Co
•
Filing: 1957-08-29
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Granted: 1960-11-29
•
Expires: 1977-08-29
Abstract
No abstract record available.
Inventors
- 👤 John D Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:33
CPC Classifications
E; E21; E21F; E21F13/00; E21F13/02; E21F13/025; B; B60; B60G; B60G2204/00; B60G2204/80; B60G2204/83; B60G2204/8302; B60G2204/83022
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1361090A
Cited
US1442219A
Cited
US2251584A
Cited
US2525555A
Cited
US2637457A
Cited
US2770377A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-29 | 1964-05-30 | 1964-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-29 | 1968-05-30 | 1968-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-29 | 1972-05-30 | 1972-11-29 | $7700.00 | Window Closed / Lapsed |