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US2468833A Expired / Lapsed US ⏱️ 0.0 years remaining

Container liquid level indicator

Assignee: Exide Technologies LLC
•
Filing: 1944-07-18
•
Granted: 1949-05-03
•
Expires: 1964-07-18
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Abstract

No abstract record available.

Inventors

  • 👤 Murphy Harold Purves

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 05:48
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/22; G01F23/28; G01F23/284; G01F23/292; G01F23/2921; G01F23/2922

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1542183A Cited
US1883971A Cited
US2290278A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1952-05-02 1952-11-01 1953-05-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1956-05-02 1956-11-01 1957-05-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1960-05-02 1960-11-01 1961-05-03 $7700.00 Window Closed / Lapsed

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