Two biotechnology companies filed a lawsuit against Moderna this week and alleged the vaccine manufacturer infringed on patented technology in the development of its commonly used COVID-19 shot. Arbutus Biopharma and Genevant Sciences, the companies, claim in a civil lawsuit that Moderna used “breakthrough technology Arbutus had already created and patented” to create the COVID-19 vaccine such as the lipid nanoparticle delivery system, according to a complaint (pdf) filed in the U.S. District Court in Delaware. Genevant is owned by Roivant, a company that licensed the patents in question from Arbutus. “Moderna was well aware of Arbutus’s LNP patents and licensed them for other product programs, but it chose not to do so for its COVID-19 vaccine. Instead, it attempted to invalidate several of the patents before the United States Patent and Trademark Office, and when those efforts largely failed, Moderna simply used the patented technology without paying for it or even asking for …