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US2994209A Expired / Lapsed US ⏱️ 0.0 years remaining

Frostless refrigerator

Assignee: Motors Liquidation Co
•
Filing: 1959-02-26
•
Granted: 1961-08-01
•
Expires: 1979-02-26
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Abstract

No abstract record available.

Inventors

  • 👤 Leonard J Mann
  • 👤 Edgar C Robbins
  • 👤 Clifford H Wurtz

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 06:47
CPC Classifications
F; F25; F25D; F25D17/00; F25D17/04; F25D17/06; F25D17/062; F25D21/00; F25D21/14; F25D2317/00; F25D2317/06; F25D2317/061; F25D2317/065; F25D2317/0653; F25D2317/068; F25D2317/0682; F25D2317/0683; F25D2400/00; F25D2400/04

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2247736A Cited
US2416354A Cited
US2567915A Cited
US2532816A Cited
US2667042A Cited
US2767558A Cited
US2801525A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1964-07-31 1965-01-30 1965-08-01 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1968-07-31 1969-01-30 1969-08-01 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1972-07-31 1973-01-30 1973-08-01 $7700.00 Window Closed / Lapsed

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