Psystar representatives said they filed a countersuit against Apple on Thursday, arguing that a market could exist for third-party Mac clones, if not for the legal and technical barriers that Apple has set up. Psystar charged Apple with restraint of trade, unfair competition and other violations of antitrust law in a 54-page complaint filed in the Northern California Division of the United States District Court and emailed to reporters. In April, Psystar began selling the so-called OpenMac, a name that was eventually changed to the ‘Open Computer’. The Open Computer uses a modified version of Apple’s OS X, according to Apple’s suit, and provided unauthorized patches that Apple claimed were simply copied from its own Web site. A similar Openserv server sold by Psystar allegedly used the Mac OS X Server edition. In a suit filed July 8 in a California district court, Apple charged Psystar with eight claims of copyright infringement, breach of contract, trademark and trade infringement, and unfair competition. But Psystar shot back this week, arguing that Apple itself should be forced to allow competition. Psystar argued that a third party, like itself, could build a generic computer that used the Apple OS, […]