Yahoo bought Right Media. Microsoft grabbed aQuantive. Now Google wants DoubleClick — but the European Union isn't so sure.

Google's purchase of DoubleClick has caught the eye of EU regulators, who have set a November 13th deadline for deciding if the search behemoth will be allowed to make the merge. Approval from US regulators seems certain, and given that both are US-based companies, one might expect that would shore up the matter.

The Union begs to differ, however. Under EU law, if you do more than €250 million in international sales, the EU regulators get the last laugh. Only time will tell if Google gets to double it's fun.

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