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US2250364A Expired / Lapsed US ⏱️ 0.0 years remaining

Engine and method of fueling the same

Assignee: FIEDLER SELLERS CORP
•
Filing: 1938-01-31
•
Granted: 1941-07-22
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Expires: 1958-01-31
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Abstract

No abstract record available.

Inventors

  • 👤 Fiedler Max George

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 06:48
CPC Classifications
F; F02; F02B; F02B23/00; F02B2720/00; F02B2720/25; F02B2720/257; F02B2720/258; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1944-07-21 1945-01-20 1945-07-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1948-07-21 1949-01-20 1949-07-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1952-07-21 1953-01-20 1953-07-22 $7700.00 Window Closed / Lapsed

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