EP0526642B1 — Triterpene derivative
Assigned to Shionogi and Co Ltd · Expires 1998-04-01 · 28y expired
What this patent protects
A triterpene derivative represented by general formula (I), which has an antiendotheline activity and is useful for preventing and treating the diseases of the cardiovascular system, and a pharmaceutical composition thereof. In formula (I), R<1> represents hydrogen or a met…
USPTO Abstract
A triterpene derivative represented by general formula (I), which has an antiendotheline activity and is useful for preventing and treating the diseases of the cardiovascular system, and a pharmaceutical composition thereof. In formula (I), R<1> represents hydrogen or a metabolic ester residue; R<3> represents an aryl or aromatic heterocyclic group which may be substituted; one of X and Y is hydroxy and the other is hydrogen, or alternatively X and Y are combined with each other to represent oxo; and Z represents oxygen or two hydrogen atoms. <CHEM>
Drugs covered by this patent
Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.
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