Production of microspheres
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United States of America Patent
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May 20, 2008
Grant Date -
Mar 4, 2004
app pub date -
Oct 25, 2001
filing date -
Oct 27, 2000
priority date (Note) -
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status (Latency Note)
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Abstract
Protein microspheres are produced by contacting an aqueous solution of a macromolecule and a polymer with a surface at a high surface area to volume ratio, and heating the solution. The microspheres are useful for preparing pharmaceuticals of defined dimensions which can be delivered to a patient by inhalation therapy.
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