History of the board game Monopoly and trademarks of the "Monopoly" board game. Through the research of Anspach and others, much of the early history of the game was "rediscovered" and entered into official United States court records. Because of the lengthy court process, including appeals, the legal status of Parker Brothers' copyright and trademarks on the game was not settled until 1985. The game's name remains a registered trademark of Parker Brothers, as do its specific design elements; other elements of the game are still protected under copyright law. At the conclusion of the court case, the game's logo and graphic design elements became part
Parker Brothers subsidiary Kenner; this new company, Kenner Parker Toys Inc., was acquired by Tonka in 1987. Tonka, including Parker Brothers, was bought in 1991 for about $516 million by Hasbro which also owned the Milton Bradley Company. Following the acquisition, Parker Brothers continued to have its corporate offices in Beverly, but production of the games were moved to Milton Bradley's headquarters in East Longmeadow. In 1998, Parker Brothers and Milton Bradley were consolidated at the new Hasbro Games campus (based in Parker Brother's former headquarters). Parker Brothers Parker Brothers was an American toy and game manufacturer which later became a brand