US Patent
US9365514 — Composition comprising tetracyclic compound
Formulation · Assigned to Chugai Pharmaceutical Co Ltd · Expires 2032-03-04 · 6y remaining
Vulnerability score
48/100
Strong — defensible against typical IPR challenges
What this patent protects
This patent protects a composition that includes a poorly water-soluble tetracyclic compound, a carrier, and a dissolution aid.
USPTO Abstract
A composition which comprises substance represented by Formula (I), [Meanings of the symbols that are included in the formula are given in the specification as definitions] a pharmaceutically acceptable carrier, and a dissolution aid is useful for improving solubility, oral absorbability and/or absorbability in blood of a poorly water-soluble or water insoluble tetracyclic compounds having an ALK inhibitory activity that are useful as a prophylactic and/or therapeutic agent for cancer, depression, and cognitive function disorder.
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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