Bankruptcy Judge Brendan Shannon approved the sale of three Digital Domain Media Group Inc. patents to three-dimensional-technology licensing company RealD Inc. for $5.45 million, Dow Jones DBR Small Cap reported today. The sale was one component of a second set of assets Digital Domain is auctioning after having sold the majority of its assets in September for $30.2 million to a joint venture formed by Beijing Galloping Horse Film Co. and Reliance MediaWorks Ltd.