Judge Richard Andrews of the District Court of Delaware dismissed Nokia and ZTE’s amended FRAND counterclaims against InterDigital on Wednesday, ruling that the amended declaratory judgment actions would not serve a useful purpose in the context of the parties’ ongoing litigation. Nokia and ZTE’s FRAND counterclaims involve around 500 patents identified to ETSI as possibly
Steelhead Licensing LLC files suit claiming wireless equipment makers and cellular carriers infringe cellular-essential patent
By Essential Patent Blog on
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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