History of the board game Monopoly reversed. The case was then appealed by General Mills/Parker Brothers to the United States Supreme Court, which decided not to hear the case in February 1983, and denied a petition for rehearing in April. This allowed the appeals court's decision to stand and further allowed Anspach to resume publication of his game. With the trademark nullified, the name "Monopoly" entered the public domain, where the naming of games was concerned, and a profusion of non-Parker-Brothers variants were published. Parker Brothers and other firms lobbied the United States Congress and obtained a revision of the trademark laws. The case was finally
History of the board game Monopoly sole inventor of the game, but sought out an affidavit by Darrow to repeat his statements to the contrary, and thus bolster their claim to the game. Parker Brothers subsequently decided to buy out Magie's 1924 patent and the copyrights of other commercial variants of the game to claim that it had legitimate undisputed rights to the game. Robert Barton, president of Parker Brothers, bought the rights to "Finance" from Knapp Electric later in 1935. "Finance" would be redeveloped, updated, and continued to be sold by Parker Brothers into the 1970s. Other board games based on a similar principle, such