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US2871584A Expired / Lapsed US ⏱️ 0.0 years remaining

Intravenous therapy training aid

Assignee: Individual
•
Filing: 1957-03-25
•
Granted: 1959-02-03
•
Expires: 1977-03-25
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Abstract

No abstract record available.

Inventors

  • 👤 Marcus W Poole

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 15:56
CPC Classifications
G; G09; G09B; G09B23/00; G09B23/28; G09B23/285

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2324702A Cited
US2686374A Cited
US2752697A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-02-02 1962-08-04 1963-02-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-02-02 1966-08-04 1967-02-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-02-02 1970-08-04 1971-02-03 $7700.00 Window Closed / Lapsed

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