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US2515056A Expired / Lapsed US ⏱️ 0.0 years remaining

Centrifugal drier for use in conditioning pads, swatches, or other fabric samples without heat

Assignee: Individual
•
Filing: 1948-06-16
•
Granted: 1950-07-11
•
Expires: 1968-06-16
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Abstract

No abstract record available.

Inventors

  • 👤 Rene M Petit

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-30 23:16
CPC Classifications
F; F26; F26B; F26B5/00; F26B5/08; D; D06; D06C; D06C7/00; D06C2700/00; D06C2700/09

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1439378A Cited
GB443672A Cited
US2188528A Cited
US2275854A Cited
US2438995A Cited
US2386591A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1953-07-10 1954-01-09 1954-07-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1957-07-10 1958-01-09 1958-07-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1961-07-10 1962-01-09 1962-07-11 $7700.00 Window Closed / Lapsed

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