ALEXANDRIA, Va., July 3 -- United States Patent no. 12,342,891, issued on July 1, was assigned to Qingdao Baisi Yijia Cosmetics Co. Ltd (Qingdao, China).
"False eyelash manufacturing process and processing device" was invented by Xiaoyan Zhang (Qingdao, China) and Zhaozhong Zhang (Qingdao, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to the technical field of false eyelash processing, and is particularly an improved false eyelash manufacturing process and processing device. The process comprises the following steps of: S1: obtaining an auxiliary film by a laser forming machine or a 3D printing film forming process; and S2: bending and shaping a tip part of an eyelash filament by...