Computerworld reports that Microsoft has been slapped with a patent infringement lawsuit over its use of dynamic "live" tile icons in Windows

SurfCast, based in Portland, Maine, filed its lawsuit on Tuesday in the U.S. District Court for the District of Maine, and is asking for Microsoft to pay an undetermined amount of money in damages and attorneys' fees.

At issue is U.S. Patent 6,724,403, titled "System and Method for Simultaneous Display of Multiple Information Sources," which SurfCast was awarded in 2004.

  Microsoft sued over use of live tiles in Windows