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US2802495A Expired / Lapsed US ⏱️ 0.0 years remaining

Swiveled-scraper-plate rotary-ring log barkers

Assignee: Individual
•
Filing: 1954-02-01
•
Granted: 1957-08-13
•
Expires: 1974-02-01
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Abstract

No abstract record available.

Inventors

  • 👤 Thomas W Nicholson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 23:09
CPC Classifications
B; B27; B27L; B27L1/00; B27L1/08

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1322332A Cited
CA489540A Cited
US850399A Cited
US1243294A Cited
US2171208A Cited
US2426932A Cited
US2542371A Cited
US2581829A Cited
US2688349A Cited
DE860260C Cited
US2692623A Cited
US2718910A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1960-08-12 1961-02-11 1961-08-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1964-08-12 1965-02-11 1965-08-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1968-08-12 1969-02-11 1969-08-13 $7700.00 Window Closed / Lapsed

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