December 05, 2025
A Delaware federal judge has shot down Hopewell Pharma Ventures' bid to lift a regulatory stay on approval of its planned generic version of German drugmaker Merck's blockbuster multiple sclerosis drug Mavenclad.
October 30, 2025
The Federal Circuit sided with generics makers Thursday and upheld the Patent Trial and Appeal Board's invalidation of claims in two Merck KGaA patents on the blockbuster multiple sclerosis drug Mavenclad, while clarifying how to treat invalidity arguments that involve overlapping inventors.