CA Patent

CA2057089A1 — Substituted pyrazolopyrimidines and imidazopyridazines as angiotensin ii antagonists

Assigned to Merck and Co Inc · Expires 1992-06-08 · 34y expired

What this patent protects

TITLE OF THE INVENTION SUBSTITUTED PYRAZOLOPYRIMIDINES AND IMIDAZOPYRIDAZINES AS ANGIOTENSIN II ANTAGONISTS Novel substituted pyrazolopyrimidines and imidazopyridazines of formula (I) which are useful as angiotensin II antagonists, are disclosed. …

USPTO Abstract

TITLE OF THE INVENTION SUBSTITUTED PYRAZOLOPYRIMIDINES AND IMIDAZOPYRIDAZINES AS ANGIOTENSIN II ANTAGONISTS Novel substituted pyrazolopyrimidines and imidazopyridazines of formula (I) which are useful as angiotensin II antagonists, are disclosed. (I)

Drugs covered by this patent

Patent Metadata

Patent number
CA2057089A1
Jurisdiction
CA
Classification
—
Expires
1992-06-08
Drug substance claim
No
Drug product claim
No
Assignee
Merck and Co Inc
Source
FDA Orange Book + USPTO grounding via Google Patents

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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