Pfizer, Moderna hit with new Alnylam patent lawsuits over COVID-19 vaccines

May 26(Reuters) – Biotech company Alnylam Pharmaceuticals Inc (ALNY.O) filed new lawsuits on Friday against Pfizer Inc (PFE.N) and Moderna Inc (MRNA.O) in Delaware federal court, again claiming that the companies’ COVID-19 vaccines infringe its patents.

The new lawsuits mark the third time Alnylam has sued Pfizer and Moderna in Delaware for allegedly violating its patent rights in lipid nanoparticle (LNP) technology, which the vaccines use to deliver genetic material into the body.

Alnylam is again seeking an unspecified share of royalties from the companies’ vaccine sales. Pfizer earned $37.8 billion from sales of its COVID-19 vaccine Comirnaty last year, while Moderna made $18.4 billion from its vaccine Spikevax.

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