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US129222A Expired / Lapsed US ⏱️ 0.0 years remaining

Improvement in grain-weighing machines

Assignee: —
•
Filing: —
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Granted: 1872-07-16
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Expires: 1889-07-16
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Abstract

No abstract record available.

Inventors

No inventors recorded.

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-22 23:18
CPC Classifications
G; G01; G01G; G01G13/00

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1875-07-16 1876-01-15 1876-07-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1879-07-16 1880-01-15 1880-07-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1883-07-16 1884-01-15 1884-07-16 $7700.00 Window Closed / Lapsed

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