“Apple has found itself facing a pair of intellectual property challenges that separately claim its FairPlay DRM system and its iPod music player contain technologies to which the Mac maker does not have a right,” Tony Smith reports for The Register. “First up, Lake Forest, Illinois-based Advanced Audio Devices (AAD) alleges its patent, number 6,587,403, for a ‘music jukebox,’ filed in August 2000 but granted in July 2003, covers the kind of thing Apple has brought to market as the iPod… Meanwhile, Hong Kong company Pat-rights claims FairPlay violates its US patent, number 6,665,797, which details a method of ‘protection of software against unauthorised use.'”
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