News Related to mRNA-1273

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Arbutus and Sanofi Escalate mRNA Patent Battles Against Pfizer, BioNTech and Moderna

Jul 19, 2026

Arbutus and Genevant filed three new lawsuits against Pfizer and BioNTech over mRNA vaccine lipid nanoparticle patents, shortly after receiving a $178 million payment from Moderna. Sanofi also launched two separate patent suits against Pfizer and Moderna. A Delaware court previously narrowed Moderna's defenses in a related case.