ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,497,383, issued on Dec. 16, was assigned to ChemoCentryx Inc. (Thousand Oaks, Calif.).

"Heteroaryl-biphenyl amides for the treatment of PD-L1 diseases" was invented by Pingchen Fan (Fremont, Calif.), Christopher W. Lange (Hayward, Calif.), Rebecca M. Lui (Mountain View, Calif.), Darren J. McMurtrie (Sunnyvale, Calif.), Ryan J. Scamp (Redwood City, Calif.), Ju Yang (Palo Alto, Calif.), Yibin Zeng (Foster City, Calif.) and Penglie Zhang (Foster City, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Compounds are provided that are useful as immunomodulators. The compounds have the Formula (I)including stereoisomers and pharmaceutically acceptable salt...