ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,741,249, issued on Sept. 22, was assigned to FOSHAN MICRO MIDEA FILTER MFG. Co. LTD. (Foshan, China).

"Filter cartridge and water purification system" was invented by Anluo Luo (Foshan, China), Jiulin Yang (Foshan, China), Jin Woo Hyun (Foshan, China) and Juan Chen (Foshan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are a filter cartridge and a water purification system. The filter cartridge includes a shell, a filter body and a central tube; the shell is provided with an accommodating chamber and a water inlet, a pure water outlet, and a wastewater outlet communicated with the accommodating chamber; the filter body is provided in t...