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US10262A Expired / Lapsed US ⏱️ 0.0 years remaining

Improvement in facing ends of percussion-caps

Assignee: —
•
Filing: —
•
Granted: 1853-11-22
•
Expires: 1870-11-22
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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 2026-11-06 00:02
CPC Classifications
B; B24; B24B; B24B13/00; B24B13/005; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53909; Y10T29/53943

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) 1856-11-21 1857-05-23 1857-11-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1860-11-21 1861-05-23 1861-11-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1864-11-21 1865-05-23 1865-11-22 $7700.00 Window Closed / Lapsed

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