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Key BioTime Patents Upheld by European Patent Office
ALAMEDA, Calif.--(BUSINESS WIRE)--BioTime, Inc. (NYSE MKT:BTX), a clinical stage biotechnology company developing and commercializing products addressing degenerative disease, today announced the successful defense of two key patents from challenge before the European Patent Office (EPO) Opposition division. A large pharmaceutical company and an anonymous filer challenged the EPO’s previous grant of two European patents (EP2554661 and EP2147094), which cover the proprietary directed differentia