US2671480A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable cutter head for barkremoving machines
Assignee: Individual
•
Filing: 1948-06-23
•
Granted: 1954-03-09
•
Expires: 1968-06-23
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert Lee Efurd
- 👤 Efurd Euland Ardis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:55
CPC Classifications
B; B27; B27L; B27L1/00; B27L1/10; Y; Y10; Y10S; Y10S292/00; Y10S292/05
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1921904A
Cited
US1986708A
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US1858015A
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US2305281A
Cited
US2365408A
Cited
US2422757A
Cited
US2477922A
Cited
US2505168A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-08 | 1957-09-07 | 1958-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-08 | 1961-09-07 | 1962-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-08 | 1965-09-07 | 1966-03-09 | $7700.00 | Window Closed / Lapsed |