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US2468334A Expired / Lapsed US ⏱️ 0.0 years remaining

Adding and subtracting indicating counter mechanism

Assignee: Individual
•
Filing: 1948-08-27
•
Granted: 1949-04-26
•
Expires: 1968-08-27
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Abstract

No abstract record available.

Inventors

  • 👤 Woodford A Kennedy

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 12:32
CPC Classifications
G; G01; G01B; G01B5/00; G01B5/02; G01B5/04; G01B5/043

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1952-04-25 1952-10-25 1953-04-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1956-04-25 1956-10-25 1957-04-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1960-04-25 1960-10-25 1961-04-26 $7700.00 Window Closed / Lapsed

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