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US2322482A Expired / Lapsed US ⏱️ 0.0 years remaining

Production of motor fuels by alkylation

Assignee: Standard Oil Development Co
•
Filing: 1938-12-30
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Granted: 1943-06-22
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Expires: 1958-12-30
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Abstract

No abstract record available.

Inventors

  • 👤 Eldon E Stahly
  • 👤 Erwin M Hattox

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 20:07
CPC Classifications
C; C07; C07C; C07C2/00; C07C2/54; C07C2/56; C07C2/58; C07C2/62; C07C2527/00; C07C2527/02; C07C2527/053; C07C2527/054; Y; Y10; Y10S; Y10S585/00; Y10S585/8995; Y10S585/905; Y10S585/949; Y10S585/954

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) 1946-06-21 1946-12-21 1947-06-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1950-06-21 1950-12-21 1951-06-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1954-06-21 1954-12-21 1955-06-22 $7700.00 Window Closed / Lapsed

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