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US3758506A Expired / Lapsed US ⏱️ 0.0 years remaining

Phenoxyacetic acid derivatives

Assignee: CERPHA ARCUEIL
•
Filing: 1970-10-07
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Granted: 1973-09-11
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Expires: 1990-10-07
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Abstract

Abstract 4 (FURYL KETO), (2-THIENYL KETO) OR 2(5 METHYL THIENYL KETO), 2,3 DICHLORO PHENOXYACETIC ACIDS, THEIR ALKALI METAL SALTS AND PHARMACEUTICALLY ACCEPTABLE BASE ADDITION SALTS, ARE VALUABLE AS STRONG DIURETICS.

Inventors

  • 👤 J Godfroid
  • 👤 J Thuillier

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 13:53
CPC Classifications
C; C07; C07D; C07D333/00; C07D333/02; C07D333/04; C07D333/06; C07D333/22; C07D307/00; C07D307/02; C07D307/34; C07D307/38; C07D307/40; C07D307/46

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) 1976-09-10 1977-03-12 1977-09-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-09-10 1981-03-12 1981-09-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-09-10 1985-03-12 1985-09-11 $7700.00 Window Closed / Lapsed

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