ALEXANDRIA, Va., Aug. 26 -- United States Patent no. 12,398,353, issued on Aug. 26, was assigned to Shanghai Ocean University (Shanghai).

"Full-ocean-depth fidelity enzymological measurement device for microbial extracellular enzymes" was invented by Jiasong Fang (Shanghai), Junwei Cao (Shanghai), Jiawang Chen (Shanghai), Binbin Pan (Shanghai), Hongge Zhang (Shanghai), Han Ge (Shanghai), Dahai Zhang (Shanghai) and Yuan Lin (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "A full-ocean-depth fidelity enzymological measurement device for microbial extracellular enzyme is provided, comprising a pressure-maintaining sampling bottle, pressure-maintaining transfer equipment, a pressure-maintaining enzymolog...