Van de Wiele VL, Kesselheim AS, Tu SS - Nature Biotechnology
Of the 42% of patents asserted in administrative review proceedings concerning biologics from 2012 to 2021, most had all patent claims found invalid. These findings indicate that inter partes review (IPR) and post grant review challenges to biologic patents are an effective means of invalidating wrongly granted biologic patents and encouraging timely biosimilar entry.
VIEW SOURCE
Costa E, Kesselheim AS - Journal of Law, Medicine, & Ethics
Kirby-Rivera L, Feldman WB, Kim M, Kosmopoulou G, Kesselheim AS, Tu SS - Journal of Law, Medicine, & Ethics
Eisenkraft Klein D, Kesselheim AS - Health Policy