The U.S. Supreme Court rejected Merck & Co. Inc.’s bid to revive a $2.54 billion jury verdict the company won against rival drugmaker Gilead Sciences Inc. for infringing a patent in a dispute over a blockbuster hepatitis C treatment.

Catalyst Pharmaceuticals filed new patent infringement lawsuits against Jacobus Pharmaceuticals and PANTHERx Rare LLC over a treatment for the rare autoimmune disease Lambert-Eaton Myasthenic Syndrome (LEMS).

Allele Biotechnology and Pharmaceuticals filed lawsuits against Regeneron Pharmaceuticals, as well as Pfizer and Germany’s BioNTech, claiming the companies infringed on Allele’s patented mNeonGreen technology in the development of their Covid-19 treatments.

The U.S. Federal Circuit Court of Appeals in Washington, D.C. reinstated a 2017 jury verdict against Teva Pharmaceutical Industries, ordering the company to pay GlaxoSmithKline $235.5 million in a 13-year-old induced patent infringement case.

Biogen filed a lawsuit against a New York life sciences company over alleged patent infringements related to the experimental Alzheimer’s disease treatment aducanumab.

A California jury awarded $752 million to Bristol-Myers Squibb over a patent infringement regarding the technology related to a novel cancer therapy.

A British court ruled in favor of Vectura Group and the company’s partner Sandoz over the packaging of a generic version of an inhaler made by bigger rival GlaxoSmithKline.

Mallinckrodt shares fell 12% after a U.S. Court of Appeals upheld a federal district court’s decision to reject a patent infringement lawsuit against Praxair’s nitric oxide drug product delivery system.

British drugmaker Vectura Group Plc won a patent infringement litigation case against GlaxoSmithKline Plc in the United States and was awarded $89.7 million in damages for the period from August 2016 through December 2018.

A U.S. appeals court revived Swedish pharmaceutical company Orexo AB’s lawsuit accusing a unit of Israel’s Teva Pharmaceutical Industries Ltd. of infringing a patent for the opioid addiction drug Zubsolv.