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US2473104A Expired / Lapsed US ⏱️ 0.0 years remaining

Arrangement for sawing stones

Assignee: Individual
•
Filing: 1947-08-07
•
Granted: 1949-06-14
•
Expires: 1967-08-07
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Abstract

No abstract record available.

Inventors

  • 👤 Lefevre Martial Aristide

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 08:58
CPC Classifications
B; B23; B23D; B23D61/00; B23D61/18; B23D61/185

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US379835A Cited
US641129A Cited
FR436171A Cited
US1247596A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1952-06-13 1952-12-13 1953-06-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1956-06-13 1956-12-13 1957-06-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1960-06-13 1960-12-13 1961-06-14 $7700.00 Window Closed / Lapsed

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