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US2124598A Expired / Lapsed US ⏱️ 0.0 years remaining

Lubricating oil and method of manufacturing the same

Assignee: Standard Oil Development Co
•
Filing: 1933-01-21
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Granted: 1938-07-26
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Expires: 1953-01-21
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Abstract

No abstract record available.

Inventors

  • 👤 Luther B Turner

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 11:45
CPC Classifications
C; C10; C10M; C10M135/00; C10M135/02; C10M2219/00; C10M2219/02; C10M2219/022; C10M2219/024; C10M2219/08; C10M2219/082; C10M2219/084; C10M2219/085; C10N; C10N2040/00; C10N2040/04; C10N2040/042; C10N2040/044; C10N2040/046; C10N2040/08; C10N2040/20; C10N2040/22; C10N2050/00; C10N2050/10

Claims Analysis

Total Claims: 0
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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) 1941-07-25 1942-01-24 1942-07-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1945-07-25 1946-01-24 1946-07-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1949-07-25 1950-01-24 1950-07-26 $7700.00 Window Closed / Lapsed

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