Viatris gets shot to shed infringement claims in long-running patent kerfuffle on AstraZeneca's Symbicort

A trio of patents still stands between Viatris and the launch of its Symbicort generic, but the company could be absolved of treading on AstraZeneca's intellectual property, a U.S. appeals court ruled this month. The opinion marks the latest move in a three-year patent kerfuffle over AZ's nearly $3 billion asthma and chronic obstructive pulmonary disease (COPD) med.