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US2526191A Expired / Lapsed US ⏱️ 0.0 years remaining

Switch operator for storage bin indicators

Assignee: Individual
•
Filing: 1947-07-17
•
Granted: 1950-10-17
•
Expires: 1967-07-17
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Abstract

No abstract record available.

Inventors

  • 👤 Barker Milford

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 04:49
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/20; G01F23/205

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US429997A Cited
US1549968A Cited
GB480272A Cited
US2198711A Cited
US2308146A Cited
US2326208A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1953-10-16 1954-04-17 1954-10-17 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1957-10-16 1958-04-17 1958-10-17 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1961-10-16 1962-04-17 1962-10-17 $7700.00 Window Closed / Lapsed

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