| Patent Number: 6110481 | | Title: Controlled release device based on aqueous-organic partitioning in porous membranes | | Inventors: Kamalesh K. Sirkar, Stephanie Farrell, Rahul Basu | | Abstract: A novel controlled release device employing microporous membranes with or without a nonporous coating and aqueous-organic partitioning of the bioreactive substances to be delivered is provided. Devices and methods for delivering pharmaceuticals, pest-control substances, hormones, nutrients and fragrances to humans, animals or any environment are also provided. | | Download Patent |
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