ALEXANDRIA, Va., May 12 -- United States Patent no. 12,624,028, issued on May 12, was assigned to Vertex Pharmaceuticals Inc. (Boston).

"1H-pyrazolo[4,3-Gisoquinoline and 1H-pyrazolo[4,3-gquinoline derivatives as alpha-1-antitrypsin modulators for treating alpha-1-antitrypsin deficiency (AATD)" was invented by Simon Giroux (Cambridge, Mass.), Philippe Marcel Nuhant (Dorchester, Mass.), Upul Keerthi Bandarage (Lexington, Mass.), Pedro Manuel Garcia Barrantes (Melrose, Mass.), Yusheng Liao (Lexington, Mass.), Zachary Gale-Day (Brookline, Mass.), Wenxin Gu (Concord, Mass.), Alexander S. Karns (Boston), Hu Zhang (Newton, Mass.), Emily Elizabeth Allen (Boston), Jinwang Xu (Framingham, Mass.), Michael Paul Deninno (Gales Ferry, Conn.), Qing Tang...