Fed Circ revives Valve patent review

18-08-2021

Muireann Bolger

Fed Circ revives Valve patent review

T. Schneider / Shutterstock.com

The US Court of Appeals Federal Circuit has criticised the decisions of the Patent Trial and Appeal Board (PTAB) relating to patents owned by video game company Ironburg Inventions, finding that the board ignored “overwhelming evidence”.


Fed Circ, patent, PTAB, review, prior art

WIPR