Sandoz, Inc. (“Sandoz”) entered into the battlefield over patents related to AbbVie’s Humira® (adalimumab).  On July 20, 2017, Sandoz filed petitions with the Patent Trial and Appeal Board (“PTAB”) for inter partes review (“IPR”) of two patents assigned to AbbVie, U.S. Patent No. 8,802,100 (“the ’100 patent”) entitled “Formulation of Human Antibodies for Treating TNF-Alpha

Coherus Biosciences, Inc. (“Coherus”) has filed four petitions with the Patent Trial and Appeal Board (“PTAB”) for inter partes review (“IPR”) of U.S. Patent No. 9,085,619 (“the ’619 patent”) related to AbbVie’s Humira® (adalimumab).  The challenged claims of the ’619 patent are directed to formulations of adalimumab and closely-related antibodies.  Adalimumab is a TNF