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Patent US2814435A successfully refreshed from Google Patents.
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US2814435A Expired / Lapsed US ⏱️ 0.0 years remaining

Fan cylinder

Assignee: Marley Co LLC
•
Filing: 1953-10-19
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Granted: 1957-11-26
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Expires: 1973-10-19
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Abstract

No abstract record available.

Inventors

  • 👤 Homer E Fordyce

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 02:36
CPC Classifications
F; F28; F28C; F28C1/00; Y; Y02; Y02B; Y02B30/00; Y02B30/70; Y10; Y10S; Y10S261/00; Y10S261/11

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1175453A Cited
US1400251A Cited
US1452578A Cited
US1752427A Cited
US1762359A Cited
US2466827A Cited
US2603062A Cited
US2681178A Cited
US2681179A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1960-11-25 1961-05-27 1961-11-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1964-11-25 1965-05-27 1965-11-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1968-11-25 1969-05-27 1969-11-26 $7700.00 Window Closed / Lapsed

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