Patent US2765719A successfully refreshed from Google Patents.
US2765719A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor-driven agricultural hoe
Assignee: LA Young Spring and Wire Corp
•
Filing: 1953-06-19
•
Granted: 1956-10-09
•
Expires: 1973-06-19
Abstract
No abstract record available.
Inventors
- 👤 Edward Y Roberts
- 👤 Harold A James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:32
CPC Classifications
A; A01; A01B; A01B33/00; A01B33/02; A01B33/021
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB354311A
Cited
US2160524A
Cited
US2192762A
Cited
US2287479A
Cited
US2491892A
Cited
US2657620A
Cited
US2559996A
Cited
US2590011A
Cited
US2586490A
Cited
GB672451A
Cited
US2600332A
Cited
US2691933A
Cited
US2686464A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-09 | 1960-04-09 | 1960-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-09 | 1964-04-09 | 1964-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-09 | 1968-04-09 | 1968-10-09 | $7700.00 | Window Closed / Lapsed |