Another Non-Appealable Issue

Esip Series 2, LLC v. Puzhen Life USA, Appeal No. 2019-1659 (Fed. Cir., May 19, 2020)

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John P. Isacson

Puzhen petitioned for an IPR against Esip’s patent relating to a combining of germicidal protection and aromatic diffusion in an enclosed space. Some of the claims were held to be obvious by the PTAB and the Federal Circuit affirmed on that issue. Continue reading “Another Non-Appealable Issue”