EP0302967A2 — Quinazoline derivative, processes for its production, and cerebral dysfunction remedying agent comprising it as active ingredient
Assigned to Kanebo Ltd · Expires 1989-02-15 · 37y expired
What this patent protects
A quinazoline derivative represented by the following formula (I) or its pharmacologically acceptable acid addition salt and processes for production thereof. The quinazoline compound is used as a cerebral dysfunction remedying agent.
USPTO Abstract
A quinazoline derivative represented by the following formula (I) or its pharmacologically acceptable acid addition salt and processes for production thereof. The quinazoline compound is used as a cerebral dysfunction remedying agent.
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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