Valve Gets New Shot To Nix More Claims In Ironburg Patents

By Britain Eakin (August 17, 2021, 9:50 PM EDT) -- The Federal Circuit on Tuesday vacated parts of two mixed Patent Trial and Appeal Board rulings on two Ironburg Inventions Ltd. video game controller patents, holding that the board wrongly disqualified a printed publication submitted by challenger Valve Corp. as prior art....

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