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US2869628A Expired / Lapsed US ⏱️ 0.0 years remaining

Safety feed control for liquid fuel

Assignee: Individual
•
Filing: 1954-08-11
•
Granted: 1959-01-20
•
Expires: 1974-08-11
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Abstract

No abstract record available.

Inventors

  • 👤 Jack C Kuykendall

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 11:31
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/30; F; F23; F23D; F23D5/00; F23D5/12; F23D5/14; F23N; F23N2239/00; F23N2239/06; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7297; Y10T137/73; Y10T137/7303; Y10T137/7358; Y10T137/7404; Y10T137/7423; Y10T137/7426; Y10T137/7439

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US1129428A Cited
US1852261A Cited
US1695705A Cited
US2129937A Cited
US2397120A Cited
US2456170A Cited
US2493474A Cited
US2573696A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1962-01-19 1962-07-21 1963-01-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1966-01-19 1966-07-21 1967-01-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1970-01-19 1970-07-21 1971-01-20 $7700.00 Window Closed / Lapsed

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