PharmaStem, ViaCell, CBR Systems Inc., Cord Blood America Inc., Cryo-Cell gene/cell therapy news

By WIR Staff | Apr 9, 2007 | 7:00 AM GMT

The U.S. Patent and Trademark Office confirmed PharmaStem’s U.S. Patents Nos. 6,461,645; 5,004,681; 5,192,553; and 6,569,427, which cover