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US1888093A Expired / Lapsed US ⏱️ 0.0 years remaining

Hydraulic brake

Assignee: Individual
•
Filing: 1931-06-29
•
Granted: 1932-11-15
•
Expires: 1951-06-29
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Abstract

No abstract record available.

Inventors

  • 👤 John H Peterson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-22 17:37
CPC Classifications
F; F16; F16D; F16D65/00; F16D65/14; F16D65/16; F16D65/22; F16D2125/00; F16D2125/18; F16D2125/58; F16D2125/68

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) 1935-11-15 1936-05-16 1936-11-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1939-11-15 1940-05-16 1940-11-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1943-11-15 1944-05-16 1944-11-15 $7700.00 Window Closed / Lapsed

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