Details for Patent: 6,403,114
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Summary for Patent: 6,403,114
Title: | Preparation of biodegradable, biocompatible microparticles containing a biologically active agent |
Abstract: | A method for preparing biodegradable, biocompatible microparticles. A first phase is prepared that includes a biodegradable, biocompatible polymer, an active agent, and a solvent. A second phase is prepared. The first and second phases are combined to form an emulsion in which the first phase is discontinuous and the second phase is continuous. The discontinuous first phase is separated from the continuous second phase. The residual level of solvent in the discontinuous first phase is reduced to less than about 2% by weight. |
Inventor(s): | Rickey; Michael E. (Loveland, OH), Ramstack; J. Michael (Lebanon, OH), Lewis; Danny H. (Hartselle, AL) |
Assignee: | Alkermes Controlled Therapeutics Inc. II (Cambridge, MA) |
Application Number: | 09/920,862 |
Patent Claim Types: see list of patent claims | Process; Use; Formulation; | More… ↓ |
Drugs Protected by US Patent 6,403,114
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