Shareholders of Walt Disney Co. filed a...

Shareholders of Walt Disney Co. filed a class-action lawsuit charging that company directors breached their fiduciary duty by adopting a “poison pill� anti-takeover plan in June . . . Hitachi Ltd. has dropped a patent infringement suit filed in May against U.S. electronics firm Motorola Inc. . . . Los Angeles-based Angeles Corp. said it agreed to sell its Quinoco oil and gas businesses to Saxon Oil Development Partners, Dallas, for $26.5 million . . . Restaurant chain TGI Friday’s will become a private company in a merger with Carlson Hospitality Group Inc. of Minnesota, parent of the Radisson hotel chain . . . A U.S. Bankruptcy Court judge approved the appointment of an independent examiner to study alleged fraud at Phoenix, Ariz.-based American Continental Corp., a real estate and savings and loan holding company.