ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,421,211, issued on Sept. 23, was assigned to Hoffmann-La Roche Inc. (Little Falls, N.J.).

"Heterocyclic compounds" was invented by Mathis Braendlin (Basel, Switzerland), Sandra Marie Joseph Grall-Ulsemer (Village-Neuf, France), Xingchun Han (Shanghai), Christian Lerner (Bottmingen, Switzerland), Mingming Li (Shanghai), Yongqiang Liu (Shanghai), Sebastien Schmitt (Hagenthal-le-Bas, France), Jianhua Wang (Shanghai), Yongguang Wang (Shanghai), Min Wang (Shanghai), Song Yang (Shanghai) and Chengang Zhou (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention provides novel heterocyclic compounds having the general formula (I), and pharmaceut...