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US3195528A Expired / Lapsed US ⏱️ 0.0 years remaining

Poppet valve actuation

Assignee: Motors Liquidation Co
•
Filing: 1964-02-19
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Granted: 1965-07-20
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Expires: 1984-02-19
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Abstract

No abstract record available.

Inventors

  • 👤 Stanley P Franklin

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 07:12
CPC Classifications
F; F01; F01L; F01L3/00; F01L3/10; F01L1/00; F01L1/12; F01L1/14; F01L1/16; F01L1/20; F01L1/22; F01L1/24; F01L1/2411; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/21; Y10T74/2101; Y10T74/2107

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

GB122379A Cited
US1383998A Cited
US2036936A Cited
US2542036A Cited
US2521176A Cited
US2830566A Cited
US2827888A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-07-19 1969-01-18 1969-07-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-07-19 1973-01-18 1973-07-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-07-19 1977-01-18 1977-07-20 $7700.00 Window Closed / Lapsed

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