On June 3, 2022, the PTAB instituted inter partes review of U.S. Patent No. 9,750,752 (“the ’752 patent”), owned by Chugai and Roche. Fresenius filed a petition for inter partes review of claims 1-16 of the ‘752 patent,...more
On March 3, 2022, the PTAB instituted another inter partes review of U.S. Patent Nos. 8,580,264 (“the ’264 patent”), owned by Chugai and Roche. Fresenius filed a petition for inter partes review of the ‘264 patent,...more
Earlier this week, the PTAB instituted inter partes review of two patents directed to methods of treating rheumatoid arthritis by subcutaneously administering tocilizumab and devices for subcutaneously administering...more