The Federal Circuit held that the state of California did not infringe on an emissions trading-related patent, allowing the state's greenhouse gas emissions cap-and-trade program to continue. The plaintiff owns a U.S. patent that covers a method and apparatus for using electronic systems to claim an...

A district court held that owners of Volkswagen-branded franchise dealerships could move forward with their suit against an auto parts manufacturer over its alleged role in the Volkswagen diesel emissions scandal. The dealers contended that the manufacturer conspired with Volkswagen to help create a...