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US2579398A Expired / Lapsed US ⏱️ 0.0 years remaining

Method for handling fuels

Assignee: Standard Oil Development Co
•
Filing: 1945-08-08
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Granted: 1951-12-18
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Expires: 1965-08-08
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Abstract

No abstract record available.

Inventors

  • 👤 Bruno E Roetheli

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 17:17
CPC Classifications
C; C10; C10J; C10J3/00; C10J3/46; C10J3/48; C10J3/482; C10B; C10B49/00; C10B49/16; C10B49/20; C10B49/22; C10J2300/00; C10J2300/09; C10J2300/0913; C10J2300/093; C10J2300/0933; C10J2300/0983; C10J2300/0993; Y; Y10; Y10S; Y10S208/00; Y10S208/952; Y10S48/00; Y10S48/04

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

FR632466A Cited
US1379038A Cited
US1687118A Cited
DE564870C Cited
US1984380A Cited
US1924856A Cited
GB413130A Cited
US2451803A Cited
US2420145A Cited
US2462366A Cited
US2482187A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1954-12-17 1955-06-18 1955-12-18 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1958-12-17 1959-06-18 1959-12-18 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1962-12-17 1963-06-18 1963-12-18 $7700.00 Window Closed / Lapsed

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