(Reuters) - A U.S. judge has ordered a new trial to determine how much Samsung Electronics Co (005930.KS) should pay Apple Inc (AAPL.O) for copying the look of the iPhone. U.S. District Judge Lucy Koh in San Jose, California issued her order late on Sunday, 10 months after the U.S. Supreme Court set aside a $399 million award against Samsung, whose devices include the Galaxy. The three Apple patents covered design elements of the iPhone such as its black rectangular front face, rounded corners, and colorful grid of icons for programs and apps. Koh’s order is a setback for Apple,...