ALEXANDRIA, Va., June 25 -- United States Patent no. 12,338,233, issued on June 24, was assigned to Gilead Sciences Inc. (Foster City, Calif.).

"PD-1/Pd-L1 inhibitors" was invented by Evangelos Aktoudianakis (Redwood City, Calif.), Aesop Cho (Mountain View, Calif.), Zhimin Du (Belmont, Calif.), Michael Graupe (Pacifica, Calif.), Lateshkumar Thakorlal Lad (Belmont, Calif.), Paulo A. Machicao Tello (Oakland, Calif.), Jonathan William Medley (San Bruno, Calif.), Samuel E. Metobo (Newark, Calif.), Prasenjit Kumar Mukherjee (South San Francisco, Calif.), Devan Naduthambi (San Bruno, Calif.), Eric Q. Parkhill (Union City, Calif.), Barton W. Phillips (San Mateo, Calif.), Scott Preston Simonovich (Oakland, Calif.), Neil H. Squires (San Francisco),...