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US155268A Expired / Lapsed US ⏱️ 0.0 years remaining

Improvement in hose-couplings

Assignee: —
•
Filing: —
•
Granted: 1874-09-22
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Expires: 1891-09-22
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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 2026-10-23 23:40
CPC Classifications
F; F16; F16L; F16L37/00; F16L37/24; F16L37/244; F16L37/248

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) 1877-09-21 1878-03-23 1878-09-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1881-09-21 1882-03-23 1882-09-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1885-09-21 1886-03-23 1886-09-22 $7700.00 Window Closed / Lapsed

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