US2647651A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tractor attachment for cable or hydraulic tipple loaders
Assignee: Individual
•
Filing: 1951-01-03
•
Granted: 1953-08-04
•
Expires: 1971-01-03
Abstract
No abstract record available.
Inventors
- 👤 Melvon L Vincent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:24
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1805028A
Cited
US1687278A
Cited
US1860222A
Cited
US1912816A
Cited
US2366115A
Cited
US2383686A
Cited
US2439139A
Cited
US2592324A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-03 | 1957-02-02 | 1957-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-03 | 1961-02-02 | 1961-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-03 | 1965-02-02 | 1965-08-04 | $7700.00 | Window Closed / Lapsed |