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US2656211A Expired / Lapsed US ⏱️ 0.0 years remaining

Magnetic instrument for lifting hairpins

Assignee: Individual
•
Filing: 1950-11-30
•
Granted: 1953-10-20
•
Expires: 1970-11-30
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Abstract

No abstract record available.

Inventors

  • 👤 Zachary Alexis

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 23:56
CPC Classifications
B; B25; B25J; B25J1/00; B25J1/04; A; A45; A45D; A45D8/00; A45D8/002; B65; B65G; B65G7/00; B65G7/12

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US512381A Cited
US2285440A Cited
US2417762A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1956-10-19 1957-04-20 1957-10-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1960-10-19 1961-04-20 1961-10-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1964-10-19 1965-04-20 1965-10-20 $7700.00 Window Closed / Lapsed

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