Communications Litigation Today was a Warren News publication.

IP and mobile technology company Vringo received a...

IP and mobile technology company Vringo received a notice from the Patent and Trademark Office confirming the “validity” of company patent No. 6,314,420, said a company news release (http://bit.ly/1vxzFpT) Wednesday. Google challenged Vringo’s patent claim in 2012, but was rejected, it said. The USPTO began reexamining the claim in 2013, only to uphold its previous decision, it said.