Aerosols containing beclomethazone nanoparticle dispersions
Patent 5747001 Issued on May 5, 1998. Estimated Expiration Date: 
May 5, 2015. 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.
May 5, 2015. 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 ReferencesPhysically modified beclomethasone dipropionate suitable for use in aerosols Surface modified drug nanoparticles Medicinal aerosol formulations Patent #: 5225183 InventorsApplicationNo. 393973 filed on 02/24/1995US Classes:424/45, Organic pressurized fluid424/46, Powder or dust containing424/489Particulate form (e.g., powders, granules, beads, microcapsules, and pellets)ExaminersPrimary: Bawa, RajAttorney, Agent or FirmForeign Patent References
International ClassA61K 009/12AbstractThere is disclosed an aerosol comprising droplets of an aqueous dispersion of nanoparticles, said nanoparticles comprising insoluble beclomethazone particles having a surface modifier on the surface thereof. There is also disclosed a method for making the aerosol and methods for treatment using the aerosol. | |
