A patent infringement lawsuit involving some of the biggest players in the credit card industry has taken a surprising turn in favor of the underdog, Meridian Enterprises Corp.

The St. Louis-based marketing company won a victory in its battle against Visa, MasterCard, Chemical Bank, Associates National Bank, Shell Oil, and Union Oil Co., when the presiding judge found merit in Meridian's patent.

Limited Time Offer

Save $400 off your subscription. Special offer ends April 30, 2017.

14-Day Free Trial

No credit card required. Complete access to articles, breaking news and industry data.