Exterior view of Sun Microsystems offices in Menlo Park, Calif. , Thursday, Sept. 3, 2009. Oracle Corp. figured its $7.4 billion buyout for Sun Microsystems Inc. could skate through antitrust scrutiny, folding Sun into a technology powerhouse when Sun badly needs the lifeline. Both companies will have to wait. European Union regulators applied the brakes Thursday, launching a formal antitrust probe that shatters Oracle's goal of completing the acquisition this summer. The U.S. Department of Justice has already approved the deal. AP Photo logo AP Photo 29 months ago

Exterior view of Sun Microsystems offices in Menlo Park, Calif. , Thursday, Sept. 3, 2009. Oracle Corp. figured its $7.4 billion buyout for Sun Microsystems Inc. could skate through antitrust scrutiny, folding Sun into a technology powerhouse when Sun badly needs the lifeline. Both companies will have to wait. European Union regulators applied the brakes Thursday, launching a formal antitrust probe that shatters Oracle's goal of completing the acquisition this summer. The U.S. Department of Justice has already approved the deal.