January 30, 2017
A Texas-based intellectual property firm may not proceed with claims that an AT&T Inc. unit willfully violating a file-sharing manager patent because the patent is too broad and unoriginal, the telecom giant contended Friday, asking a Texas federal court to toss the suit.
December 09, 2016
An intellectual property firm has accused AT&T in Texas federal court of willfully violating a 2000 patent for network servers that clamp down on inappropriate file sharing.