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US2657744A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus for vaporizing liquid fuel

Assignee: Old Carco LLC
•
Filing: 1948-09-29
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Granted: 1953-11-03
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Expires: 1968-09-29
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Abstract

No abstract record available.

Inventors

  • 👤 Alwin B Newton

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 16:09
CPC Classifications
F; F23; F23C; F23C99/00; F23K; F23K5/00; F23K5/02; F23K5/14; F23K5/22; F23C2700/00; F23C2700/02; F23C2700/026

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1307797A Cited
US1214838A Cited
US1744111A Cited
US1655852A Cited
US1741725A Cited
US1835423A Cited
US1975436A Cited
US2088604A Cited
US1960108A Cited
US1975437A Cited
US2207871A Cited
US2339087A Cited
US2411040A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1956-11-02 1957-05-04 1957-11-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1960-11-02 1961-05-04 1961-11-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1964-11-02 1965-05-04 1965-11-03 $7700.00 Window Closed / Lapsed

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