Filko Prugo, MS, JD, is a first-chair litigator and USPTO-registered patent attorney. For over 20 years he has been involved in all aspects of contested patent matters, handling arguments before the PTAB, federal district courts, and the Federal Circuit. Prugo has an undergraduate degree in chemistry and a master’s (2017) in biotechnology, and his practice focuses exclusively on life sciences matters. He is a frequent speaker on developments in patent law, and has been recognised for his excellence in patent litigation by Legal 500, and as a leading life sciences lawyer by LMG Life Sciences.