Liposome drug delivery systems
June 22, 2001. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesMethod of preparing a controlled release liquid pharmaceutical composition Large unilamellar vesicles (LUV) and method of preparing same Process for the preparation of liposomes Method of preparing a controlled-release pharmaceutical preparation, and resulting composition Liposome carriers in chemotherapy of leishmaniasis Compositions containing aqueous dispersions of lipid spheres Process for the preparation of liposomes in aqueous solution Process for the dehydration of a colloidal dispersion of lipsomes Method of encapsulating biologically active materials in lipid vesicles Method of encapsulating biologically active materials in lipid vesicles InventorAssigneeApplicationNo. 06/276034 filed on 06/22/1981US Classes:424/450, Liposomes427/213.3, Solid encapsulation process utilizing an emulsion or dispersion to form a solid-walled microcapsule (includes liposome)514/3Insulin or derivativeExaminersPrimary: Rose, Shep K.Attorney, Agent or FirmInternational ClassA61K 9/127 (20060101)AbstractA liposome medicament delivery system wherein the medicament is encapsulated in a liposome comprising an aliphatic liquid-sterol-water lamellae. The lipid may be a sodium or potassium salt of a C4 to C18 fatty acid, and the sterol may be cholesterol.Other References
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