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US2968181A Expired / Lapsed US ⏱️ 0.0 years remaining

Liquid quantity measuring apparatus

Assignee: Honeywell Inc
•
Filing: 1956-05-28
•
Granted: 1961-01-17
•
Expires: 1976-05-28
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Abstract

No abstract record available.

Inventors

  • 👤 Mittelmann Eugene

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 19:06
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/22; G01F23/26; G01F23/263; G01F23/266

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

USRE23493E Cited
US1783234A Cited
US2078792A Cited
US2114016A Cited
US2346838A Cited
US2455543A Cited
US2761968A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-01-17 1964-07-18 1965-01-17 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-01-17 1968-07-18 1969-01-17 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-01-17 1972-07-18 1973-01-17 $7700.00 Window Closed / Lapsed

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