US Patent 9,050,264
United States Patent and Trademark Office
University of Iowa Research Foundation (Iowa City, IA, US)
Disclosed are cellulose capsules, methods for preparing a cellulose capsule, and compositions comprising cellulose capsules, including sustained- or controlled-release dosage forms comprising cellulose capsules.
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Kumar, Vijay and Bhatt, Bhavik Cellulose capsules and methods for making them. US Patent 9,050,264 filed November 08, 2010 and issued June 09, 2015. https://ir.uiowa.edu/patents/636