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US2673771A Expired / Lapsed US ⏱️ 0.0 years remaining

Infusion carrier for attachment to hospital stretchers

Assignee: Individual
•
Filing: 1952-02-06
•
Granted: 1954-03-30
•
Expires: 1972-02-06
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Abstract

No abstract record available.

Inventors

  • 👤 Josephine E Krewson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-24 14:45
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/14; A61M5/1414; A61M5/1415; A61G; A61G7/00; A61G7/05; A61G7/0503

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US546570A Cited
US561514A Cited
US573703A Cited
US617096A Cited
US1301953A Cited
US1588914A Cited
US2119325A Cited
US2460244A Cited
US2470524A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1957-03-29 1957-09-28 1958-03-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1961-03-29 1961-09-28 1962-03-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1965-03-29 1965-09-28 1966-03-30 $7700.00 Window Closed / Lapsed

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