Patent US2662458A successfully refreshed from Google Patents.
US2662458A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grape hoe guided by tractor steering mechanism
Assignee: Individual
•
Filing: 1950-01-17
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Granted: 1953-12-15
•
Expires: 1970-01-17
Abstract
No abstract record available.
Inventors
- 👤 Robert E Ermey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:11
CPC Classifications
A; A01; A01B; A01B69/00; A01B69/007; A01B69/008
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1833895A
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US2539174A
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US2521649A
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US2522227A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-14 | 1957-06-15 | 1957-12-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-14 | 1961-06-15 | 1961-12-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-14 | 1965-06-15 | 1965-12-15 | $7700.00 | Window Closed / Lapsed |