ALEXANDRIA, Va., July 9 -- United States Patent no. 12,350,691, issued on July 8.
"Bottom-fillable spray bottle" was invented by Le Lu (Yuyao, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A bottom-fillable spray bottle is provided, it includes a bottle body, a liquid spraying assembly, a vent assembly and a liquid injection assembly. The liquid injection assembly includes a liquid inlet nozzle and a bayonet. The liquid injection assembly is arranged at an opening of a bottle bottom, and the bayonet can releasably seal the opening. The bayonet is provided with a first and a third liquid inlet channel. When pushing a part of the bayonet into the opening so that the third liquid inlet channel enters the...