US Patent

US11306106 — Pharmaceutical compositions containing substituted polycyclic pyridone derivatives and prodrug thereof

Method of Use · Assigned to Shionogi and Co Ltd · Expires 2037-08-09 · 11y remaining

Vulnerability score 70/100 Vulnerable — likely target for IPR or design-around

What this patent protects

This patent protects a pharmaceutical composition containing a specific compound with antiviral action, assigned to Shionogi and Co Ltd.

USPTO Abstract

The present invention provides a pharmaceutical composition containing the following compound having antiviral action: wherein each of the symbols is defined in the specification.

Drugs covered by this patent

Xofluza (BALOXAVIR MARBOXIL) · Roche

FDA Patent Use Codes

When a patent is method-of-use, FDA lists it once per applicable indication ("U-code"). Each U-code carves out a specific therapeutic use that generic filers must either license or design around.

Code	Description	Drug
`U-2816`	—	Xofluza
`U-3000`	—	Xofluza
`U-2816`	—	Xofluza
`U-2816`	—	Xofluza
`U-2816`	—	Xofluza
`U-2816`	—	Xofluza

Patent Metadata

Patent number: US11306106
Jurisdiction: US
Classification: Method of Use
Expires: 2037-08-09
Drug substance claim: No
Drug product claim: No
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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