CA3221659A1 — Spray drying of api in supersaturated solutions with formic acid
Assigned to Lonza Bend Inc · Expires 2022-12-15 · 3y expired
What this patent protects
The invention discloses a method for preparation of spray dried solid dispersions (SDD)comprising an active pharmaceutical ingredient (API) and a dispersion polymer (DISPPOL), wherein the spray drying is done with a supersaturated solution of API in a solvent mixture comprising t…
USPTO Abstract
The invention discloses a method for preparation of spray dried solid dispersions (SDD)comprising an active pharmaceutical ingredient (API) and a dispersion polymer (DISPPOL), wherein the spray drying is done with a supersaturated solution of API in a solvent mixture comprising two solvents, this supersaturated solution further comprising DISPPOL.
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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