The vaccine manufacturer Moderna sued Pfizer and BioNTech on Friday, claiming that its rivals’ Covid-19 shot violates its patents protecting its groundbreaking technology.Moderna said in a statement that Pfizer and BioNTech infringed on patents filed between 2010 and 2016 that covered its mRNA technology. Moderna, which is based in Cambridge, Mass., sued in U.S. District Court in Massachusetts and the Regional Court of Düsseldorf in Germany, where BioNTech is based.Christopher Ridley, a spokesman for Moderna, said the company did not have an estimate for the amount of damages it was seeking.Pfizer and its development partner BioNTech were “surprised by the litigation,” said Jerica Pitts, a spokeswoman for Pfizer. She added that the companies “remain confident in our intellectual prope …
