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US2778352A Expired / Lapsed US ⏱️ 0.0 years remaining

Method, system and device for rebuilding internal combustion engines

Assignee: Individual
•
Filing: 1954-08-10
•
Granted: 1957-01-22
•
Expires: 1974-08-10
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Abstract

No abstract record available.

Inventors

  • 👤 Arthur C Kimberly

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 17:40
CPC Classifications
F; F01; F01L; F01L3/00; F01L3/08

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US979068A Cited
US1127783A Cited
GB256615A Cited
GB430399A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1960-01-22 1960-07-23 1961-01-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1964-01-22 1964-07-23 1965-01-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1968-01-22 1968-07-23 1969-01-22 $7700.00 Window Closed / Lapsed

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