Dry powder compositions having improved dispersivity
Patent 6518239 Issued on February 11, 2003. Estimated Expiration Date: 
April 13, 2020. 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.
April 13, 2020. 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 ReferencesSystemic delivery of polypeptides through the eye Patent #: 5182258 InventorsApplicationNo. 548759 filed on 04/13/2000US Classes:514/2, Peptide containing (e.g., protein, peptones, fibrinogen, etc.) DOAI530/300PEPTIDES OF 3 TO 100 AMINO ACID RESIDUESExaminersPrimary: Park, Hankyel T.Attorney, Agent or FirmForeign Patent References
International ClassesA01N 037/18A61K 038/00 AbstractThe present invention provides a highly dispersible formulation comprising an active agent and a dipeptide or tripeptide comprising at least two leucyl residues. The composition of the invention possesses superior aerosol properties and is thus preferred for aerosolized administration to the lung. Also provided are a method for (i) increasing the dispersibility of an active-agent containing formulation for administration to the lung, and (ii) delivery of the composition to the lungs of a subject. |
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