Mojang 2012, Mojang was co-developing a video game codenamed "Rex Kwon Do" alongside an undisclosed developer. Before the title had reached a significant stage of development, Mojang cancelled the collaboration, due to their lack of involvement and influence on the project. In March 2012, Persson revealed that he would be designing a space sandbox game. Although Mojang teased with an April Fools' Day website based around "Mars Effect" (citing the Bethesda lawsuit), it was confirmed that the game was indeed in development, albeit with a different name. On 4 April, Mojang revealed the game's title to be "0x10", set in the
Uniloc Uniloc filed a lawsuit against Mojang, citing the "Minecraft Pocket Edition", as an infringement upon patents claiming exclusive rights to a method of software license checking. Markus Persson of Mojang has stated he does not believe "Minecraft" infringes the Uniloc US patent no. 6,857,067 and that Mojang AB will defend the lawsuit. The same lawsuit was also filed against other Android game developers including Electronic Arts (maker of "Bejeweled 2"), Laminar Research (maker of X-Plane), Distinctive Developments, Gameloft, Halfbrick Studios, Madfinger Games and Square Enix. Uniloc Uniloc Corporation is a computer security and copy protection software company founded in Australia