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US2983314A Expired / Lapsed US ⏱️ 0.0 years remaining

Automatic gas ignition and control particularly adapted for use with clothes driers

Assignee: Whirlpool Corp
•
Filing: 1959-11-05
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Granted: 1961-05-09
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Expires: 1979-11-05
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Abstract

No abstract record available.

Inventors

  • 👤 Geldhof Peter Eduard
  • 👤 Harold E Morrison

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 16:44
CPC Classifications
F; F23; F23N; F23N5/00; F23N5/20; F23N5/02; F23N5/04; F23Q; F23Q9/00; F23Q9/08; F23Q9/12

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2005224A Cited
US2448475A Cited
US2456147A Cited
US2411642A Cited
US2564851A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-05-08 1964-11-07 1965-05-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-05-08 1968-11-07 1969-05-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-05-08 1972-11-07 1973-05-09 $7700.00 Window Closed / Lapsed

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