US2477922A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for debarking and trimming either standing or felled tree trunks
Assignee: Individual
•
Filing: 1946-09-18
•
Granted: 1949-08-02
•
Expires: 1966-09-18
Abstract
No abstract record available.
Inventors
- 👤 Walter B Emery
- 👤 Shuff Hugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:43
CPC Classifications
A; A01; A01G; A01G23/00; A01G23/02; A01G23/095; A01G23/0955; B; B27; B27L; B27L1/00; B27L1/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US397114A
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US707428A
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US739495A
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US742447A
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US1243294A
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US1299289A
Cited
US1957792A
Cited
FR722254A
Cited
US2109414A
Cited
US2174525A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-01 | 1953-01-31 | 1953-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-01 | 1957-01-31 | 1957-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-01 | 1961-01-31 | 1961-08-02 | $7700.00 | Window Closed / Lapsed |