USPTO Upholds Uniloc Security IP Amid Microsoft Row

Law360, New York (August 9, 2011, 3:08 PM ET) -- The U.S. Patent and Trademark Office announced Friday that it would uphold a Uniloc USA Inc. software security patent at the heart of an ongoing dispute with Microsoft Corp. in Rhode Island, finding all the challenged claims patentable.

The agency issued a notice of intent to issue a re-examination certificate for Uniloc-held U.S. Patent Number 5,490,216, titled “System for software registration,” marking an end to the ex parte re-examination process Microsoft initiated after Uniloc accused it of violating the patent.

Uniloc and Microsoft are currently poised...
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