Particulate Materials
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United States of America Patent
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Issued Date -
Feb 28, 2008
app pub date -
Dec 15, 2004
filing date -
Dec 17, 2003
priority date (Note) -
Abandoned
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Abstract
Novel particulate materials that have been made by a spray process have at least 80% of particles of the same morphology. The particulate materials also have a mono-dispersivity index of not more than 1.2. In preferred particulate materials, the particles have at least two components, a first component being a matrix material and a second component being an active ingredient retained by said first component. Methods of making such particulate materials are also disclosed.
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