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US2407066A Expired / Lapsed US ⏱️ 0.0 years remaining

Process for manufacturing furoic acid and furoic acid salts

Assignee: Quaker Oats Co
•
Filing: 1942-06-29
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Granted: 1946-09-03
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Expires: 1962-06-29
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Abstract

No abstract record available.

Inventors

  • 👤 Andrew P Dunlop

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 08:36
CPC Classifications
C; C07; C07D; C07D307/00; C07D307/02; C07D307/34; C07D307/56; C07D307/68

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) 1949-09-02 1950-03-04 1950-09-03 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1953-09-02 1954-03-04 1954-09-03 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1957-09-02 1958-03-04 1958-09-03 $7700.00 Window Closed / Lapsed

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