Bethesda Softworks
In September 2009, Bethesda Softworks sued Interplay Entertainment over "Fallout" trademark infringement. After a lengthy legal battle the lawsuit was settled in January 2012, with Interplay receiving while Bethesda Softworks gained the right to develop a "Fallout" massively multiplayer online game, as well as the rights to "Fallout", "Fallout 2" and "Fallout Tactics" after December 31, 2013.