Tillis, Michel, Iancu Back Ericsson in Foreign Injunction Fight

Ericsson Inc. won the backing of Sen. Thom Tillis (R-N.C.), retired Federal Circuit Judge Paul Michel, and former patent office director Andrei Iancu in Samsung Electronics Co. Ltd.‘s appeal of a patent royalty ruling.

A court in Wuhan, China, prevented Ericsson from seeking royalties on its patented 4G and 5G technologies in other courts. But Judge Rodney Gilstrap in the U.S. District Court for the Eastern District of Texas issued an injunction blocking Samsung from enforcing the order.

Tillis, Michel, and Iancu argue in an April 9 amicus brief that the Chinese court ruling intrudes on U.S. sovereignty. “Accepting ...