US Patent Issued to Chugai Seiyaku on Feb. 24 for "Antibody-containing formulation" (Japanese Inventors)

ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,423, issued on Feb. 24, was assigned to Chugai Seiyaku K.K. (Tokyo).

"Antibody-containing formulation" was invented by Daisuke Kameoka (Tokyo), Masaya Yasutake (Tokyo), Masakazu Fukuda (Tokyo), Atsushi Watanabe (Tokyo), Tomoyuki Igawa (Tokyo), Chifumi Imai (Tokyo) and Akira Hayasaka (Shizuoka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "In one non-limiting embodiment, the present disclosure is an antibody-containing formulation comprising an anti-IL-6 receptor antibody as an active ingredient, and contains histidine-aspartate buffer or histidine-glutamate buffer, Poloxamer 188, and arginine, and has a pH of 5.5 to 6.6. In one non-limiting e...