ALEXANDRIA, Va., June 16 -- United States Patent no. 12,303,013, issued on May 20, was assigned to Changsha Hongda Network Technology Co. LTD (Changsha, China).
"Cup sleeve with high applicability" was invented by Xixian Cao (Changsha, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a cup sleeve with high applicability, including a cylindrical cover having an opening at one end. A side wall of the cylindrical cover is provided with a notch, a first connecting piece and a second connecting piece are respectively arranged on two sides of the notch, and one end of the second connecting piece facing the first connecting piece is detachably connected to the first connecting piece. When the first ...