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US2814595A Expired / Lapsed US ⏱️ 0.0 years remaining

Open gear lubricants

Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1955-03-28
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Granted: 1957-11-26
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Expires: 1975-03-28
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Abstract

No abstract record available.

Inventors

  • 👤 Beerbower Alan
  • 👤 John B Henderson

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 23:22
CPC Classifications
C; C10; C10M; C10M5/00; C10M2201/00; C10M2201/04; C10M2201/041; C10M2201/042; C10M2201/10; C10M2201/105; C10M2203/00; C10M2203/10; C10M2203/108; C10M2205/00; C10M2205/04; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2211/00; C10M2211/02; C10M2211/022; C10M2211/06; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2215/065; C10M2219/00; C10M2219/02; C10M2219/024; C10M2219/04; C10M2219/044; C10M2229/00; C10M2229/04; C10M2229/041; C10N; C10N2010/00; C10N2010/08; C10N2020/00; C10N2020/01; C10N2040/00; C10N2040/02; C10N2050/00; C10N2050/10; C10N2060/00; C10N2060/04

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2421082A Cited
US2274749A Cited
US2472495A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1960-11-25 1961-05-27 1961-11-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1964-11-25 1965-05-27 1965-11-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1968-11-25 1969-05-27 1969-11-26 $7700.00 Window Closed / Lapsed

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