Moderna sued Pfizer and BioNTech, accusing them of copying the central technology behind its coronavirus vaccine.

Moderna files patent infringement lawsuits against Pfizer and BioNTech over mRNA Covid-19 vaccines | CNN Moderna on Friday filed patent infringement lawsuits against Pfizer and BioNTech "for infringing patents central to (its) mRNA technology platform," the company said in a news release Friday. Ben Tinker,Amanda Sealy CNN

...

"Moderna believes that Pfizer and BioNTech's COVID-19 vaccine Comirnaty infringes patents Moderna filed between 2010 and 2016 covering Moderna's foundational mRNA technology. This groundbreaking technology was critical to the development of Moderna's own mRNA COVID-19 vaccine, Spikevax. Pfizer and BioNTech copied this technology, without Moderna's permission, to make Comirnaty," the news release said.

...