ALEXANDRIA, Va., July 14 -- United States Patent no. 12,677,914, issued on July 14.
"Retractable zipper with Y-shaped tape" was invented by Wu Lianglin (Hangzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The utility model relates to the technical field of zippers, and particularly to a retractable zipper with a Y-shaped tape. The aesthetics of an existing zipper is affected after a stitching line is deflected. A retractable zipper with a Y-shaped tape comprises a main body, wherein the main body comprises a first tape, a second tape and a third tape; a first zipper structure and a second zipper structure are arranged between the first tape and the second tape and between the third tape and the se...