Nanogel networks and biological agent compositions thereof
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United States of America Patent
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Dec 25, 2001
Grant Date -
N/A
app pub date -
Sep 3, 1998
filing date -
Sep 3, 1998
priority date (Note) -
Expired
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Abstract
Copolymer networks having at least one cross-linked polyamine polymer fragment and at least one nonionic water-soluble polymer fragment, and compositions thereof, having at least one suitable biological agent.
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