Warner Bros. banked on getting some laughs in a scene in The Hangover: Part II, when one of the characters bungles the name of his counterfeit designer luggage. The scene didn't amuse Louis Vuitton, but a federal judge in Manhattan sided with the studio's lawyers at Jenner & Block and threw out LV's trademark infringement suit.

Companies fighting patent infringement claims once went three frustrating years without a single jury win in the Eastern District of Texas. So far this year, they've prevailed at trial seven times, far eclipsing the number of plaintiffs wins. What gives?

Companies fighting patent infringement claims once went three frustrating years without a single jury win in the Eastern District of Texas. So far this year, they've prevailed at trial seven times, far eclipsing the number of plaintiffs wins. What gives?

California courts have had a lot to say in recent years about class certification and mandatory arbitration—but they've skirted questions that would put state policy in direct conflict with evolving federal law.