US8318682 — 1â²substituted carba-nucleoside analogs for antiviral treatment
Composition of Matter · Assigned to Gilead Sciences Inc · Expires 2029-04-22 · 3y remaining
What this patent protects
This patent protects a class of nucleoside compounds with a cyano group substitution at the 1' position, useful for treating Flaviviridae virus infections, particularly hepatitis C.
USPTO Abstract
Provided are pyrrolo[1,2-f][1,2,4]triazinyl, imidazo[1,5-f][1,2,4]triazinyl, imidazo[1,2-f][1,2,4]triazinyl, and [1,2,4]triazolo[4,3-f][1,2,4]triazinyl nucleosides, nucleoside phosphates and prodrugs thereof, wherein the 1â² position of the nucleoside sugar is substituted with a cyano group. The compounds, compositions, and methods provided are useful for the treatment of Flaviviridae virus infections, particularly hepatitis C infections.
Drugs covered by this patent
- Veklury (remdesivir) · Gilead Sciences
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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