EP1108722A1 — Trazodone hydrochloride and process for its preparation
Assigned to Angelini Acraf SpA · Expires 2001-06-20 · 25y expired
What this patent protects
A trazodone hydrochloride having an average particle size ≥ 10 µm. A process for controlling the particle size of the trazodone hydrochloride comprising dissolving the trazodone base in an organic solvent and adding water and hydrochloric acid in which the amount of water is of a…
USPTO Abstract
A trazodone hydrochloride having an average particle size ≥ 10 µm. A process for controlling the particle size of the trazodone hydrochloride comprising dissolving the trazodone base in an organic solvent and adding water and hydrochloric acid in which the amount of water is of at least 0.15 parts per each part by weight of the trazodone base to that solution.
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.
Track this patent
Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.