ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,377,343, issued on Aug. 5, was assigned to Shenzhen Shi Hu Lian Heng Tong Trading Co. Ltd. (Shenzhen, China).
"Puzzle platform" was invented by Meng Zhang (Guangdong, China) and Xiaoling Che (Hubei, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A puzzle platform includes a puzzle plate, an upper part detachably connected to the puzzle plate to form a workspace for placing a plurality of puzzle pieces, a reinforcing assembly supporting the puzzle plate for forming a receiving space cooperatively with the puzzle board, at least two puzzle drawers retained in the receiving space, and a complementary conformation provided between the upper part and th...