Patent US1450143A successfully refreshed from Google Patents.
Patent US1454735A successfully refreshed from Google Patents.
US1454735A
Expired / Lapsed
US
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Tree-felling machine
Assignee: Individual
•
Filing: 1921-10-29
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Granted: 1923-05-08
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Expires: 1941-10-29
Abstract
No abstract record available.
Inventors
- 👤 Hamlin John Earsley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:33
CPC Classifications
B; B27; B27B; B27B11/00; Y; Y10; Y10T; Y10T83/00; Y10T83/667; Y10T83/68; Y10T83/687; Y10T83/6905; Y10T83/693; Y10T83/929; Y10T83/9319
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1926-05-07 | 1926-11-06 | 1927-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-05-07 | 1930-11-06 | 1931-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-05-07 | 1934-11-06 | 1935-05-08 | $7700.00 | Window Closed / Lapsed |