Sanofi opens new chapters in Pfizer, Moderna mRNA patent litigation sagas

As Pfizer and Moderna have tied off certain threads in their separate webs of mRNA patent litigation, Sanofi has opened a new front to challenge the companies’ blockbuster COVID-19 vaccines. < | As Pfizer and Moderna have tied off certain threads in their separate webs of mRNA patent litigation, Sanofi has opened a new front to challenge the companies’ blockbuster COVID-19 vaccines.