ALEXANDRIA, Va., Oct. 6 -- United States Patent no. 12,753,615, issued on Oct. 6, was assigned to HANGZHOU UNITED TOOLS Co. LTD (Hangzhou City, China) and HANGZHOU GREAT STAR INDUSTRIAL Co. LTD (Hangzhou City, China).

"Ceramic tile leveling bracket, pushing and clamping pliers, and ceramic tile leveling and laying system" was invented by Yueming Li (Hangzhou City, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are a ceramic tile leveling bracket, pushing and clamping pliers, and a ceramic tile leveling and laying system. The ceramic tile leveling and laying system comprises: a ceramic tile leveling bracket, an insertion block, and pushing and clamping pliers, wherein the ceramic tile leveling...