Feb 07, 2011. /Lesprom Network/. RockTenn and Smurfit-Stone Container Corporation announced that the Federal Trade Commission has granted early termination of the waiting period under the Hart-Scott-Rodino Antitrust Improvements Act of 1976 in connection with the previously announced acquisition of Smurfit-Stone Container Corporation by RockTenn. The transaction remains subject to other customary closing conditions, including approval by the stockholders of both companies. RockTenn is one of North America’s leading manufacturers of paperboard, containerboard and consumer and corrugated packaging. Smurfit-Stone is one of the industry's leading integrated containerboard and corrugated packaging producers and one of the world's largest paper recyclers.