CONTROLLED RELEASE SYSTEMS FROM POLYMER BLENDS
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United States of America Patent
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Issued Date -
Jul 29, 2010
app pub date -
Jan 22, 2010
filing date -
Jan 23, 2009
priority date (Note) -
Abandoned
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Abstract
Described herein are improved microparticles. In one aspect, the microparticles comprise a first polymer and a second polymer wherein the second polymer is different than the first polymer. In further aspects, the microparticles comprise a bioactive agent encapsulated therein.
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