CAFC: PTAB Did Not Improperly Place Burden of Persuasion on Nike to Prove Unpatentability of Substitute Claims

On September 1, the U.S. Court of Appeals for the Federal Circuit (CAFC) affirmed a decision by the Patent Trial and Appeal Board (PTAB) finding that the PTAB did not improperly place the burden of persuasion for proving unpatentability of proposed substitute claims raised sua sponte by the Board on Nike and that substantial evidence supports the PTAB’s obviousness analysis. The decision comes after two prior rulings by the CAFC in related cases between Nike and Adidas. The present appeal concerned the PTAB’s determination that proposed substitute claim 49 of Nike’s U.S. Patent No. 7,347,011 (‘011 patent) was unpatentable as obvious.Read More