Elsewhere in last week's filing, Psystar admitted that it has come up with a way to circumvent code that locks the Mac OS X operating system to Apple hardware, but denied that the dodge violates Apple's copyright.

Previously, Psystar said that Apple had added code to the operating system so that when someone tried to run it on non-Apple hardware, or "infinite loop." Psystar made those claims in an effort to refute Apple's charge that the Florida company violated the Digital Millennium Copyright Act (DMCA). Psystar said the Mac OS X code "that causes kernel panic and/or infinite loop does not constitute a technological copyright protection measure."

Apple , charging it with breaking copyright, trademark and software licensing laws by installing Mac OS X on computers it sold for substantially less than comparably equipped Macs.

Although with a lawsuit of its own that accused Apple of multiple antitrust violations, in mid-November.

Psystar then revised its countersuit, claiming that Apple conducted "brazen misuse" of federal copyright laws.