Juul Sues Copycats

LONDON (Reuters) - Juul Labs, the e-cigarette maker at the heart of a U.S. crackdown on youth vaping, has filed patent infringement complaints in the United States and Europe against what it said were copycat rivals. International Trade Commission alleging that over 15 entities, most of them based in the United States and China, develop and sell products based on its patented technology.