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| Number | Title | Issue Date |
| 7628977 | Particles for inhalation having sustained release properties The invention generally relates to a method for pulmonary delivery of therapeutic, prophylactic and diagnostic agents to a patient wherein the agent is released in a sustained fashion, and to particles suitable for use in the method. In particular, the invention rel... | 12/08/2009 |
| 7279182 | Formulation for spray-drying large porous particles Particles having a tap density less than about 0.4 g/cm3 are formed by spray drying from a colloidal solution including a carboxylic acid or salt thereof, a phospholipid, a divalent salt and a solvent such as an aqueous-organic solvent. The colloidal solution can al... | 10/09/2007 |
