The Patent Trial and Appeal Board said that challenged claims of Headwater Partners I LLC’s patent that discloses security techniques for device assisted services are unpatentable as obvious over prior art, in an inter partes review by Cellco Partnership, Verizon Corp. Servs. Grp. Inc., T-Mobile USA Inc., AT&T Servs. Inc., AT&T Mobility LLC, and AT&T Corp. The board determined that the challenged claims are obvious over prior art, including prior art directed toward methods for enforcing device settings for mobile devices, that describes a system for administering protection of data accessible by a mobile device, and that is related to ...
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