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US2504576A Expired / Lapsed US ⏱️ 0.0 years remaining

Radiant sterilizer

Assignee: CLARA A PARTLO
•
Filing: 1947-12-30
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Granted: 1950-04-18
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Expires: 1967-12-30
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Abstract

No abstract record available.

Inventors

  • 👤 Cyrus G Partlo
  • 👤 Harold R Hair

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 10:30
CPC Classifications
A; A61; A61L; A61L9/00; A61L9/16; A61L9/18; A61L9/20

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2095502A Cited
US2056614A Cited
US2263456A Cited
US2249473A Cited
US2323290A Cited
US2347307A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1953-04-17 1953-10-17 1954-04-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1957-04-17 1957-10-17 1958-04-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1961-04-17 1961-10-17 1962-04-18 $7700.00 Window Closed / Lapsed

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