"Apple Computer has created and launched a nationwide media blitz led by Steven Jobs, overwhelming the computer world with a sea of Tiger references," Tiger Direct's attorneys wrote in the lawsuit.More info about the Tiger lawsuit at AppleInsider
If the court grants Tiger Direct's request for an injunction, Apple's rollout of Tiger could be stopped.
Tiger Direct sues Apple

Tiger Direct has sued Apple for infringing its trademark with the new Mac OS X 10.4 Tiger operating system.