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US1430275A Expired / Lapsed US ⏱️ 0.0 years remaining

Internal-combustion engine

Assignee: ALMEN CROSBY MOTORS Co IN
•
Filing: 1920-09-27
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Granted: 1922-09-26
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Expires: 1940-09-27
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Abstract

No abstract record available.

Inventors

  • 👤 John O Almen

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 12:41
CPC Classifications
F; F16; F16H; F16H23/00; F16H23/04; F16H23/06; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18296; Y10T74/18336

Claims Analysis

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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1925-09-25 1926-03-27 1926-09-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1929-09-25 1930-03-27 1930-09-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1933-09-25 1934-03-27 1934-09-26 $7700.00 Window Closed / Lapsed

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