On April 2, 2019, Eli Lilly and Company (“Lilly”) filed a Petition for Post-Grant Review (“PGR”) of Genentech’s U.S. Patent 10,011,654 (“the ’654 patent”). The ’654 patent, entitled “Antibodies Directed to IL-17A/IL-17F Heterodimers,” has just seven claims, with independent claim 1 drawn to “[a]n isolated humanized monoclonal antibody that binds to an IL-17A-17F heterodimer comprising




