A screen shows the logo and a ticker symbol for The Walt Disney Company on the floor of the New York Stock Exchange (NYSE) in New York, U.S., December 14, 2017. REUTERS/Brendan McDermid/ File Photo Purchase Licensing Rights, opens new tabCompaniesSept 16 (Reuters) - Walt Disney (DIS.N), opens new tab, Comcast's (CMCSA.O), opens new tab Universal and Warner Bros Discovery (WBD.O), opens new tab have jointly filed a copyright lawsuit against China's MiniMax alleging that its image- and video-gener...