AT&T has leaked its estimation for when the T-Mobile merger will close in a recent filing with the US Securities and Exchange Commission. Spotted by Electronista, the filing says that AT&T expects the merger to take place in the "first half" of 2012.
Several organizations, including the US Justice Department, have kept AT&T and T-Mobile battling with the courts since AT&T announced the acquisition back in March. If all goes according to plan, T-Mobile will be owned by AT&T before Spring of next year...