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US2480666A Expired / Lapsed US ⏱️ 0.0 years remaining

Transparent metal fabricating lubricant

Assignee: Standard Oil Development Co
•
Filing: 1947-04-05
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Granted: 1949-08-30
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Expires: 1967-04-05
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Abstract

No abstract record available.

Inventors

  • 👤 Arnold J Morway
  • 👤 Hollis L Leland

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 16:55
CPC Classifications
C; C10; C10M; C10M135/00; C10M135/02; C10M135/06; C09; C09F; C09F1/00; C07; C07C; C07C2603/00; C07C2603/02; C07C2603/04; C07C2603/22; C07C2603/26; C10M2203/00; C10M2203/10; C10M2207/00; C10M2207/40; C10M2207/404; C10M2219/00; C10M2219/02; C10M2219/024; C10M2219/04; C10M2219/044; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2010/06; C10N2040/00; C10N2040/20; C10N2040/22; C10N2070/00; C10N2070/02

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2271947A Cited
US2220843A Cited
US2289438A Cited
US2418894A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1952-08-29 1953-02-28 1953-08-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1956-08-29 1957-02-28 1957-08-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1960-08-29 1961-02-28 1961-08-30 $7700.00 Window Closed / Lapsed

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