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US2867979A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus for igniting fuels

Assignee: Experiment Inc
•
Filing: 1946-04-29
•
Granted: 1959-01-13
•
Expires: 1966-04-29
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Abstract

No abstract record available.

Inventors

  • 👤 Ii James W Mullen

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 17:31
CPC Classifications
F; F02; F02K; F02K7/00; F02K7/10; F02C; F02C7/00; F02C7/26; F02C7/264; F23; F23R; F23R3/00; F23R3/02; F23R3/16; F23R3/18; F23R3/20

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

DE612362C Cited
US690486A Cited
US1375601A Cited
FR522163A Cited
FR523427A Cited
FR545647A Cited
DE554906C Cited
US2396068A Cited
US2410881A Cited
US2408099A Cited
US2565308A Cited
US2417445A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-01-12 1962-07-14 1963-01-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-01-12 1966-07-14 1967-01-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-01-12 1970-07-14 1971-01-13 $7700.00 Window Closed / Lapsed

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