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US222725A Expired / Lapsed US ⏱️ 0.0 years remaining

Improvement in shoe-fastenings

Assignee: —
•
Filing: —
•
Granted: 1879-12-16
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Expires: 1896-12-16
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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 2026-10-29 08:47
CPC Classifications
A; A44; A44B; A44B11/00; A44B11/02; A44B11/06; A44B11/12; Y; Y10; Y10T; Y10T24/00; Y10T24/40; Y10T24/4072; Y10T24/47; Y10T24/4709

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) 1882-12-15 1883-06-16 1883-12-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1886-12-15 1887-06-16 1887-12-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1890-12-15 1891-06-16 1891-12-16 $7700.00 Window Closed / Lapsed

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