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US2663804A Expired / Lapsed US ⏱️ 0.0 years remaining

Autoamtic starter for internal-combustion engines

Assignee: Switches Inc
•
Filing: 1950-05-02
•
Granted: 1953-12-22
•
Expires: 1970-05-02
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Abstract

No abstract record available.

Inventors

  • 👤 Walter A Wolf

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 23:32
CPC Classifications
F; F02; F02N; F02N11/00; F02N11/08

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2371167A Cited
US697144A Cited
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US1882948A Cited
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US2101931A Cited
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US2255381A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1956-12-21 1957-06-22 1957-12-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1960-12-21 1961-06-22 1961-12-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1964-12-21 1965-06-22 1965-12-22 $7700.00 Window Closed / Lapsed

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