Motorola sues Apple

from WSJ: Motorola Inc. (MOT) filed several patent-infringement complaints against Apple Inc. (AAPL), further complicating the legal entanglements between technology companies feuding on the mobile battleground.

Motorola's complaints, which were filed in two U.S. district courts and the U.S. International Trade Commission, relate to early stage technologies developed by the company. It alleges that Apple's iPhone, iPad, iTouch and some Mac computers illegally use Motorola's technology.