ThermoGenesis Seeks New Patent Review

Fresh off a U.S. Patent and Trademark Office ruling that overturned a patent related to the collection and preservation of stem cells, ThermoGenesis - which makes equipment used to store such cells -- has asked the government to consider rejecting the claims made in two more.

Sacramento Business Journal (http://sacramento.bizjournals.com/sacramento/stories/2005/03/07/daily12.html)