SmartPhone Technologies [NPE] filed suit against Apple and AT&T, alleging that defendants’ smartphones infringe six patents related to mobile device technologies.  SmartPhone Technologies, a subsidiary of Acacia Research, has filed four prior suits since March 2010 against AT&T, Apple, Exedea, HTC, Insight Enterprises, Kyocera, LG, Motorola, Nokia, Pantech, RIM, Samsung, Sanyo, Sony Ericsson, and T-Mobile.  The patents-in-suit originated with Palm. 11/9, Eastern District of Texas, 6:2011cv00604.