Challenging the ownership of stem cells
<p class="source">The San Diego Union-Tribune (California)</p>
<p>The Patent Office's decision was the result of a re-examination of the patents requested by the Foundation for Taxpayer and Consumer Rights' John M. Simpson, the Public Patent Foundation's Dan Ravicher, and me. This is just the first step: WARF will respond forcefully to this challenge, and it may take years to resolve.</p>
