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US2865175A Expired / Lapsed US ⏱️ 0.0 years remaining

Hydraulic power system

Assignee: Individual
•
Filing: 1956-09-25
•
Granted: 1958-12-23
•
Expires: 1976-09-25
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Abstract

No abstract record available.

Inventors

  • 👤 John T Gondek

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 18:59
CPC Classifications
A; A47; A47C; A47C17/00; A47C17/04; A47C17/22; F; F15; F15B; F15B11/00; F15B11/16; F15B11/20; Y; Y10; Y10S; Y10S5/00; Y10S5/927

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1307839A Cited
US1981400A Cited
US2105473A Cited
US2696403A Cited
US2657533A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1961-12-22 1962-06-23 1962-12-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1965-12-22 1966-06-23 1966-12-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1969-12-22 1970-06-23 1970-12-23 $7700.00 Window Closed / Lapsed

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