https://patentbrief.org/company/parker-brothers-inc Plain-English explanations of patents assigned to Parker Brothers Inc, newest first. en-us Sat, 13 Jun 2026 10:14:08 GMT https://patentbrief.org/patent/us/2026082/monopoly-board-game The 1935 patent for the board game Monopoly, covering the layout of spaces and the rules for moving tokens around a track to buy and trade property. Tue, 31 Dec 1935 00:00:00 GMT https://patentbrief.org/patent/us/2026082/monopoly-board-game