Liposomes, method of preparing the same and use thereof in the preparation of drugs
Patent 5853753 Issued on December 29, 1998. Estimated Expiration Date: 
February 18, 2017. 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.
February 18, 2017. 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 ReferencesProcess for the preparation of liposomal medicaments Patent #: 4731210 InventorsAssigneeApplicationNo. 800802 filed on 02/18/1997US Classes:424/450LiposomesExaminersPrimary: Kishore, Gollamudi S.Attorney, Agent or FirmForeign Patent References
International ClassesA61K 009/127A61K 009/133 Foreign Application Priority Data1992-07-08 DEAbstractThe present invention relates to liposomes which can be obtained by mixing bilayer-forming lipids containing, at least in part, unsaturated fatty-acid chains, with an aqueous solution of bile acid and/or at least one derivative thereof and supplying mechanical energy, wherein before mixing, the lipids are present either as such or dissolved in water-miscible solvent. The invention further relates to a method of preparing such liposomes and their use in the preparation of drugs.Other References
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