US Patent

US9815835 — Substituted polycyclic carbamolypyridone derivative

Formulation · Assigned to Shionogi and Co Ltd · Expires 2030-06-14 · 4y remaining

Vulnerability score 48/100 Strong — defensible against typical IPR challenges

What this patent protects

This patent protects compounds, specifically substituted 3-hydroxy-4-pyridone derivatives, with antiviral activity against the influenza virus.

USPTO Abstract

This invention provides compounds having antiviral activities especially inhibiting activity for influenza virus, more preferably provides substituted 3-hydroxy-4-pyridone derivatives having cap-dependent endonuclease inhibitory activity.

Drugs covered by this patent

Patent Metadata

Patent number
US9815835
Jurisdiction
US
Classification
Formulation
Expires
2030-06-14
Drug substance claim
No
Drug product claim
Yes
Assignee
Shionogi and Co Ltd
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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