North South Holdings Sues T-Mobile for Patent Infringement

North South Holdings Inc. ("North South") -- an intellectual property development company, today is announcing that one of its wholly owned subsidiaries, Guidance IP LLC, filed a complaint against T-Mobile USA TMUS for patent infringement. The complaint is filed in the U.S. District Court for the Middle District of Florida, the residential jurisdiction for the corporate headquarters of Harris Corporation, the original patent owner.  This lawsuit claims infringement by T-Mobile of United States Patent No. 5,719,584 entitled "System and Method for Determining the Geolocation of a Transmitter" ("'584 Patent").  The technology relates to the geolocation of cells phones on the T-Mobile cell phone network.  The original owner of patent '584 was the Harris Corporation.  North South purchased this patent along with over 200 others from Harris in 2012.    According to public filings, T-Mobile provides service to approximately 34.0 million customers through its network. See full press release