Patent & Trademark

Konami Digital Entertainment claims the video game "Rock Band" violates three of its patents. It sued Harmonix Music Systems and Harmonix's corporate parents, MTV Networks and Viacom, in Tyler, Texas, Federal Court.

Aerielle Technologies claims Philips Electronics and DLO Holdings violate two patents on wireless devices that allow I-Pods and similar devices to play music on car radios, in Marshall, Texas, Federal Court.

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