NEWPORT BEACH, Calif.--(BUSINESS WIRE)--June 15, 2004--Acacia Research Corporation (Nasdaq:ACTG - News; Nasdaq:CBMX - News) announced today that its Acacia Media Technologies Corporation subsidiary has filed a Complaint in the District Court for the Northern District of California alleging infringement of Acacia's DMT patents against 9 cable and satellite companies. Companies named as defendants in the lawsuit include Comcast Corporation, Charter Communications, Inc., The DirectTV Group, Inc., Echostar Communications Corporation, Boulder Ridge Cable TV, Central Valley Cable TV, LLC, Seren Innovations, Inc., Cox Communications, Inc., and Hospitality Network, Inc. (a wholly owned subsidiary of Cox that supplies hotel in-room entertainment).
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