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US3548181A Expired / Lapsed US ⏱️ 0.0 years remaining

Weighing in and weighing out scales indicating apparatus and method

Assignee: ERNEST W FISCHER JR
•
Filing: 1967-10-02
•
Granted: 1970-12-15
•
Expires: 1987-10-02
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Abstract

No abstract record available.

Inventors

  • 👤 Ernest W Fischer Jr
  • 👤 Robert J Price

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 15:00
CPC Classifications
G; G01; G01G; G01G23/00; G01G23/18; G01G23/36; G01G23/37

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2974863A Cited
US3166636A Cited
US3375357A Cited
US3424898A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1973-12-14 1974-06-15 1974-12-15 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1977-12-14 1978-06-15 1978-12-15 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1981-12-14 1982-06-15 1982-12-15 $7700.00 Window Closed / Lapsed

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