Via Slashdot we find a PC mag article that states: Rosetta Stone Inc, a provider of language-learning software, said it filed a lawsuit against Google Inc in a U.S. federal court, alleging trademark infringement. In the lawsuit, the company alleged that Google is allowing third parties, including individuals involved in software piracy, to purchase the right to use its trademarks—or other “confusingly similar” terms—in Google’s Adwords advertising program.