ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,507,852, issued on Dec. 30, was assigned to SHENZHEN SILVER STAR INTELLIGENT GROUP Co. LTD. (Shenzhen, China).

"Cleaning base station and cleaning system" was invented by Wenhai Deng (Shenzhen, China), Kunjun Deng (Shenzhen, China), Yongchuan Li (Shenzhen, China), Linlin Zhou (Shenzhen, China), Jie Liang (Shenzhen, China), Wenbin Yong (Shenzhen, China) and Qingshuang Lv (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cleaning base station for a cleaning robot is disclosed. The cleaning base station includes a base station body, a cleaning structure, a first liquid storage structure and a second liquid storage structure. The base statio...