Apple on Tuesday asked a California district judge to permanently prevent Psystar from infringing on its copyrights.

"Unless Psystar is permanently enjoined, it will not stop its unlawful conduct - conduct that is causing irreparable harm to Apple's business, brand, and goodwill," Apple said in a filing.

Earlier this month, Apple won a motion for summary judgment against Psystar, which had been producing Mac clones. Judge William Alsup ruled that Psystar had violated Apple's rights to reproduce OS X, distribute it, and to create derivative works.

Apple now wants Psystar banned from: directly or indirectly infringing on its copyrights for Mac OS X; and circumventing any of Apple's technological protection measures in Mac OS X, including those that can generate Apple's decryption key.

Psystar's infringement is "undisputed and overwhelming," Apple said.

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