Locata LBS is a new Empire IP campaign targeting location-based services. The campaign was launched against four defendants: Factual, PayPal, United Sample, and Yellowpages. The patent-in-suit (6,259,381) relates to triggering an “event” in a mobile device based on location. Empire acquired the patent from Locata Corp, in March 2013. RPX reviewed the asserted patent as part of an open market opportunity in May 2012.  10/16, Central District of California, 2:13cv07664, 10/18, Central District of California, 2:13cv07743, 2:13cv07748, 10/25, Central District of California, 2:13cv07895