"The first ever patent infringement litigation regarding Linux. Here's the patent, for those who can look at it without risk. If in doubt, don't. "
For those who can without fear read a patent:
"Plaintiffs IP Innovation and Technology Licensing Corp. claim to have the rights to U.S. Patent No. 5,072,412 for a User Interface with Multiple Workspaces for Sharing Display System Objects issued Dec. 10, 1991 along with two other similar patents.
Get your game faces on. Party Time."