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US2800022A Expired / Lapsed US ⏱️ 0.0 years remaining

Liquid meter assembly

Assignee: Individual
•
Filing: 1954-06-01
•
Granted: 1957-07-23
•
Expires: 1974-06-01
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Abstract

No abstract record available.

Inventors

  • 👤 Albert J Granberg

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 16:28
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/05; G01F1/10; G01F1/12

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1040537A Cited
US739269A Cited
US990208A Cited
US1025633A Cited
US2245759A Cited
DE841952C Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1960-07-22 1961-01-21 1961-07-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1964-07-22 1965-01-21 1965-07-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1968-07-22 1969-01-21 1969-07-23 $7700.00 Window Closed / Lapsed

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