ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,409,989, issued on Sept. 9, was assigned to WaterH Inc. (Toronto).
"Container cover" was invented by Xijin Wu (Shenzhen, China), Xia Qu (Shenzhen, China) and Qi Wang (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A container cover relating the technical field of smart water cups is provided. The container cover includes a cover body provided with a drinking water passage, wherein an upper side of the drinking water passage is a drinking port; a cover cap provided on an upper side of the cover body; an inner cover provided on a lower side of the cover body, wherein a water outlet connected to the drinking water passage is provided in th...