DISH, T-Mobile Sued for Infringement of Different Network Connection Patents January 28, 2021 On Wednesday plaintiff Bunker IP LLC filed complaints in the Northern District of Illinois against DISH Wireless LLC and T-Mobile USA, Inc., respectively, alleging that the defendants infringed the patents-in-suit in their respective lawsuit relating to cellular network mode switching. The patents-in-suit in both suits are United States Patent Nos. 7,181,237 (the ’237 patent), entitled “Control of a Multi-Mode, Multi-Band Telephone via a Single Hardware and Software Man Machine Interface” and 8,843,641 (the ’641 patent), entitled “Plug-In Connector System for Protected Establishment of a Network Connection.” The plaintiff stated that the ’237 patent generally relates to “multimode, multi-band mobile telephone system, including those controlled via a single hardware and software man machine interface.” DISH allegedly infringed at least claims 1, 3, 7, and 9 of the ’237 patent through the Coolpad Legacy SR and the Wiko Ride 2, mobile phones which are offered through Boost Mobile, a company that is owned by DISH. The phones are referred to as the Accused Instrumentalities by the complaint.