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US2655043A Expired / Lapsed US ⏱️ 0.0 years remaining

Pressure measuring device

Assignee: Aerojet Rocketdyne Inc
•
Filing: 1948-06-14
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Granted: 1953-10-13
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Expires: 1968-06-14
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Abstract

No abstract record available.

Inventors

  • 👤 Charles M Wolfe
  • 👤 Quido M Shultise
  • 👤 Clyde W Grow

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 19:29
CPC Classifications
G; G01; G01L; G01L9/00; G01L9/12; G01L23/00; G01L23/08; G01L23/12; G01L23/125; G01L23/26; G01L23/32; G01L9/0041; G01L9/0072

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1919079A Cited
US2001096A Cited
US2121725A Cited
US2178471A Cited
US2367866A Cited
US2439047A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1956-10-12 1957-04-13 1957-10-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1960-10-12 1961-04-13 1961-10-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1964-10-12 1965-04-13 1965-10-13 $7700.00 Window Closed / Lapsed

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