US Patent 7638344 Active agent eluting matrices with particulates
Patent 7638344 was granted and assigned to Surmodics on December, 2009 by the United States Patent and Trademark Office.
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Patent abstract
The present invention is directed to polymeric matrices for the controlled release of a hydrophilic bioactive agent. Generally, the elution control matrix includes a polymeric matrix having a first polymer and a plurality of microparticles that include the hydrophilic bioactive agent. In one embodiment, the matrix includes a polymer comprising hydrophilic and hydrophobic portions. In another embodiment, the microparticles include a crosslinked hydrophilic polymer.
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US Patent 07638344 Active agent eluting matrices with particulates US Patent 7638344 Active agent eluting matrices with particulates
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Patent Number
0763834400
Patent Number
763834400
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
076383440
Date of Patent
December 29, 2009
0Patent Application Number
118243400
Date Filed
June 28, 2007
0Official Website
Patent Primary Examiner
Edits on 26 Sep, 2022
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
076383440
Date of Patent
December 29, 2009
0Patent Application Number
118243400
Date Filed
June 28, 2007
0Official Website
Patent Primary Examiner
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US Patent 07638344 Active agent eluting matrices with particulates
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07638344
Date of patent
December 29, 2009
Patent application number
11824340
Date Filed
June 28, 2007
Patent primary examiner
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