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US900109A Expired / Lapsed US ⏱️ 0.0 years remaining

Railroad-track-rail-drilling machine.

Assignee: E M CUTTING
•
Filing: 1907-03-07
•
Granted: 1908-10-06
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Expires: 1927-03-07
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Abstract

No abstract record available.

Inventors

  • 👤 Ford Marsellis

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 12:02
CPC Classifications
B; B23; B23B; B23B39/00; B23B39/16; B23B39/161; B23B39/162; Y; Y10; Y10T; Y10T408/00; Y10T408/36; Y10T408/38; Y10T408/3844; Y10T408/55; Y10T408/556; Y10T408/5565; Y10T408/561; Y10T408/5617

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) 1911-10-06 1912-04-06 1912-10-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1915-10-06 1916-04-06 1916-10-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1919-10-06 1920-04-06 1920-10-06 $7700.00 Window Closed / Lapsed

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