ALEXANDRIA, Va., March 19 -- United States Patent no. 12,251,640, issued on March 18, was assigned to Pinnacle Puzzle Pty Ltd (Beverley, Australia).
"Puzzle case" was invented by Daniel De Cianni (Kent Town, Australia).
According to the abstract* released by the U.S. Patent & Trademark Office: "A puzzle case that allows for a puzzle to be displayed including a top panel and a base panel that when connected together define a cavity that can hold a puzzle. Typically, each panel comes in four sections that are adapted to be connected and then attached to each other to define a space or cavity to hold a jigsaw puzzle. Mounting points allow for the assembled case to be hung up."
The patent was filed on Feb. 11, 2022, under Application No. 17/...