Some 50 groups—most of them associations—are urging Congress to address what they say is the abuse of the nation's legal system by so-called "patent trolls." In a letter delivered to congressional leaders July 17, the coalition argues that managing frivolous patent suits has become an expensive distraction for a large cross-section of American businesses."Instead of focusing on innovation, job creation and economic growth, we are forced to deal with legal games that have serious consequences," the letter states. Patent trolls are individuals or businesses that obtain patents for the express purpose of suing other companies for alleged patent infringement. Critics argue… Read More