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US1377288A Expired / Lapsed US ⏱️ 0.0 years remaining

Rotary cutting and drilling instrument

Assignee: Individual
•
Filing: 1919-09-12
•
Granted: 1921-05-10
•
Expires: 1939-09-12
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Abstract

No abstract record available.

Inventors

  • 👤 Angelo L Soresi

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 10:56
CPC Classifications
B; B25; B25F; B25F5/00; B25F5/006; A; A61; A61B; A61B17/00; A61B17/16; A61B17/1613; A61B17/1622; B23; B23D; B23D47/00; B23D47/005; B25F5/003; A61B2017/0042; A61B2017/00424; A61B90/00; A61B90/03; A61B2090/033; A61B2090/036

Claims Analysis

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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) 1924-05-09 1924-11-08 1925-05-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1928-05-09 1928-11-08 1929-05-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1932-05-09 1932-11-08 1933-05-10 $7700.00 Window Closed / Lapsed

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