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US22211A Expired / Lapsed US ⏱️ 0.0 years remaining

Machine fob

Assignee: —
•
Filing: —
•
Granted: 1858-11-30
•
Expires: 1875-11-30
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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 2026-10-24 11:13
CPC Classifications
B; B21; B21G; B21G5/00

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) 1861-11-29 1862-05-31 1862-11-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1865-11-29 1866-05-31 1866-11-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1869-11-29 1870-05-31 1870-11-30 $7700.00 Window Closed / Lapsed

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