SAN DIEGO--(BUSINESS WIRE)--Cytori (NASDAQ: CYTX) announced today that U.S. patent # 7,470,537 (the ‘537 patent) has been issued to the University of California, which covers a population of stem cells, progenitor cells and other replicating cells, which can be obtained from human adipose tissue. The composition of matter patent is licensed to Cytori through its agreement with the University of California.