Patent US2748813A successfully refreshed from Google Patents.
US2748813A
Expired / Lapsed
US
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Gripping, cutting and pushing tree felling machine
Assignee: Individual
•
Filing: 1953-11-23
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Granted: 1956-06-05
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Expires: 1973-11-23
Abstract
No abstract record available.
Inventors
- 👤 David O Ford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:08
CPC Classifications
A; A01; A01G; A01G23/00; A01G23/02; A01G23/08; A01G23/087
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US957832A
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US1399274A
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US1414319A
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US2341035A
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US2378554A
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US2411623A
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US2426694A
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US2542952A
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US2619994A
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US2529934A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-05 | 1959-12-05 | 1960-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-05 | 1963-12-05 | 1964-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-05 | 1967-12-05 | 1968-06-05 | $7700.00 | Window Closed / Lapsed |