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US2821060A Expired / Lapsed US ⏱️ 0.0 years remaining

Endless cutting assembly with upper and lower cutter guard means

Assignee: ROTO TABLE CO
•
Filing: 1954-11-24
•
Granted: 1958-01-28
•
Expires: 1974-11-24
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Abstract

No abstract record available.

Inventors

  • 👤 Willie M Shoffner

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 17:41
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/83; A01D34/833

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US22824A Cited
US78515A Cited
US104773A Cited
US334304A Cited
US441337A Cited
US471560A Cited
US671085A Cited
US673389A Cited
US1124124A Cited
US1145739A Cited
US1532279A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1961-01-27 1961-07-29 1962-01-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1965-01-27 1965-07-29 1966-01-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1969-01-27 1969-07-29 1970-01-28 $7700.00 Window Closed / Lapsed

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