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US2695629A Expired / Lapsed US ⏱️ 0.0 years remaining

Fire engine fluid pressure regulating system

Assignee: Individual
•
Filing: 1952-06-23
•
Granted: 1954-11-30
•
Expires: 1972-06-23
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Abstract

No abstract record available.

Inventors

  • 👤 Charles H Ribley

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 19:46
CPC Classifications
A; A62; A62C; A62C25/00; A62C25/005; F; F02; F02D; F02D29/00; F02D29/04; G; G05; G05D; G05D16/00; G05D16/04; G05D16/06; G05D16/0616; G05D16/0619

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1643469A Cited
US1934713A Cited
US2105127A Cited
US2194749A Cited
US2260576A Cited
US2356679A Cited
US2359231A Cited
US2441882A Cited
US2409053A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1957-11-29 1958-05-31 1958-11-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1961-11-29 1962-05-31 1962-11-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1965-11-29 1966-05-31 1966-11-30 $7700.00 Window Closed / Lapsed

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