ALEXANDRIA, Va., July 16 -- United States Patent no. 12,358,320, issued on July 15, was assigned to MONALISA GROUP Co. LTD (Guangdong, China).

"Ceramic plate with colorful flowing cloud surface decoration effect and preparation method thereof" was invented by Zhijun Xie (Foshan, China), Weike Pang (Foshan, China), Cheng Ouyang (Foshan, China), Lingyan Huang (Foshan, China), Weirong Xiao (Foshan, China), Zide Wu (Foshan, China) and Haipeng Lu (Foshan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A preparation method includes: pressing and forming a ceramic base material to obtain a green body of a ceramic plate; applying a ground glaze on the surface of the green body to cover the base color and defec...