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US2543790A Expired / Lapsed US ⏱️ 0.0 years remaining

Counting device for can testing machines

Assignee: Primerica Inc
•
Filing: 1947-12-08
•
Granted: 1951-03-06
•
Expires: 1967-12-08
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Abstract

No abstract record available.

Inventors

  • 👤 William W Maher
  • 👤 Bofinger Karl

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 22:19
CPC Classifications
G; G01; G01M; G01M3/00; G01M3/02; G01M3/26; G01M3/32; G01M3/3209

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

GB112920A Cited
GB284822A Cited
US2019517A Cited
US2124500A Cited
US2208270A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1954-03-05 1954-09-04 1955-03-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1958-03-05 1958-09-04 1959-03-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1962-03-05 1962-09-04 1963-03-06 $7700.00 Window Closed / Lapsed

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