SCHAUMBURG, Ill., Feb. 26 (UPI) -- California electronics firm TiVo Inc.'s legal battles over patent infringements have expanded with a suit filed in Texas, court papers show.
Already involved in legal disputes with Dish Network Corp., EchoStar Corp, AT&T Inc. and Verizon, technology giant Motorola has filed suit against TiVo for patent infringement, as well, The Wall Street Journal reported Saturday.