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US2656073A Expired / Lapsed US ⏱️ 0.0 years remaining

Fertilizer dispensing mechanism

Assignee: Allis Chalmers Corp
•
Filing: 1949-03-26
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Granted: 1953-10-20
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Expires: 1969-03-26
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Abstract

No abstract record available.

Inventors

  • 👤 August G Buhr

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 23:14
CPC Classifications
A; A01; A01C; A01C15/00; A01C15/16

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US280367A Cited
US792620A Cited
US950086A Cited
US1054087A Cited
US1397689A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1956-10-19 1957-04-20 1957-10-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1960-10-19 1961-04-20 1961-10-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1964-10-19 1965-04-20 1965-10-20 $7700.00 Window Closed / Lapsed

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