ALAMEDA, Calif.--(BUSINESS WIRE)--BioTime, Inc. (NYSE Amex:BTX) announced today the issuance of United States patent number 7,928,069 covering certain aspects of the composition of Glycosan hydrogels. The patent and related patent family members, assigned to the University of Utah, are licensed to BioTime’s subsidiary OrthoCyte Corporation for the manufacture of research products and for therapeutic uses when combined with human cells by BioTime or its subsidiaries. The patent is of strategic value to the BioTime family of companies because it provides protection for formulations of a number of stem cell-based cellular therapies that may be developed using the Glycosan hydrogels, as well as for a stand-alone medical device designated HyStem®-Rx.