EP0647449A1 — Sustained-release preparation of anti-endothelin substance
Assigned to Takeda Pharmaceutical Co Ltd · Expires 1995-04-12 · 31y expired
What this patent protects
A sustained-release preparation containing an anti-endothelin substance and a biodegradable polymer. The sustained-release preparation of the present invention sustainedly releases an anti-endothelin substance, serving well in the treatment of endothelin-associated diseases…
USPTO Abstract
A sustained-release preparation containing an anti-endothelin substance and a biodegradable polymer. The sustained-release preparation of the present invention sustainedly releases an anti-endothelin substance, serving well in the treatment of endothelin-associated diseases.
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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