January 18, 2008
A Florida-based patent-holding company has added Shell Oil Co., Pier 1 Imports Inc. and Metromedia Steakhouses Co. LP to its hit list of alleged infringers of multifunctional, magnetic-strip card technology.
November 26, 2007
Health care conglomerate UnitedHealth Group Inc. has been hit with a patent infringement suit that claims the company and its subsidiaries infringed two patents for credit card technology.