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US2859579A Expired / Lapsed US ⏱️ 0.0 years remaining

Self-propelled rotary mower having improved drive

Assignee: Individual
•
Filing: 1957-11-29
•
Granted: 1958-11-11
•
Expires: 1977-11-29
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Abstract

No abstract record available.

Inventors

  • 👤 Jean R Peck

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 13:24
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/64; A01D2101/00

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1361875A Cited
US2619209A Cited
US2620612A Cited
US2729834A Cited
US2795914A Cited
US2771959A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1961-11-10 1962-05-12 1962-11-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1965-11-10 1966-05-12 1966-11-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1969-11-10 1970-05-12 1970-11-11 $7700.00 Window Closed / Lapsed

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