<h3>The protections were blamed for slowing medical research.</h3><p class="source">Los Angeles Times</p>
<p>The office ruled the discovery of embryonic stem cells from primates -- including humans -- was not worthy of patent protection because scientists had used similar methods to isolate embryonic stem cells from mice and other mammals, and described the cells' potential for producing medical therapies. "They rejected every one of the claims," said John Simpson, stem cell project director at the Foundation for Taxpayer and Consumer Rights in Santa Monica, one of the public interest groups that brought the challenge last year.</p>