USPTO May Reject Wide Range Of Patents Under New Rules

By Ryan Davis (March 5, 2014, 8:40 PM EST) -- A wide range of patent applications may face rejection under guidelines issued to examiners Tuesday by the U.S. Patent and Trademark Office, which takes an expansive view of recent U.S. Supreme Court decisions striking down patents on human DNA, attorneys say.

The high court ruled last year in a case involving Myriad Genetics Inc. that patent claims involving isolated DNA were not patent-eligible because they did not claim "significantly more" than natural DNA, but the USPTO's notice to examiners extends that holding to other things that exist in nature.

The office advised examiners to reject patents that claim anything that is...

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