cableOn Friday, February 8, noted and sometimes infamous patent aggregator Intellectual Ventures filed three large patent infringement complaints in the United States District Court for the Western District of Texas.  In the complaints, Intellectual Ventures accuses several providers of Digital Subscriber Line (DSL) services of infringing 19 patents that, according to IV, “cover fundamental and important aspects of DSL technology and services.”  The DSL providers targeted by IV in these suits include AT&T,  SBC, CenturyLink, Embarq, Qwest, Savvis, Windsteam, and PAETEC.
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On Friday, January 4, 2013, a non-practicing entity named Steelhead Licensing LLC filed a litany of SEP-related lawsuits in the United States District Court for the District of Delaware against various wireless device manufacturers and cellular carriers.  Each of the entities is accused of infringing a single, soon-to-expire (on Feb. 13) patent — U.S. Pat. No. 5,491,834, entitled “Mobile Radio Handover Initiation Determination.”
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