EP2241309A2 — Methods for encapsulation of proteins and adjuants in microspheres
Assigned to Corixa Corp · Expires 2010-10-20 · 16y expired
What this patent protects
A method for encapsulating a protein into microspheres comprising: (a) solubilizing the protein in the presence of a hydrophobic ion pairing (HTP) agent and an organic solvent to produce an organic phase comprising the protein; (b) dissolving a polymer in the organic solvent or…
USPTO Abstract
A method for encapsulating a protein into microspheres comprising: (a) solubilizing the protein in the presence of a hydrophobic ion pairing (HTP) agent and an organic solvent to produce an organic phase comprising the protein; (b) dissolving a polymer in the organic solvent or in the organic phase; and (c) preparing microspheres from a polymer solution, wherein the polymer solution comprises the organic phase, the protein, and the polymer.
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.