U.S. Patent No. 7,479,949 covers a "touch screen device, method, and graphical user interface for determining commands by applying heuristics". The patent, which lists Steve Jobs as an inventor, was challenged anonymously leading to its tentative rejection.
On September 4th, 2013 the USPTO issued a reexamination certificate confirming all 20 claims because the prior art neither anticipated this invention nor renders it obvious.
As Florian Mueller notes, "This outcome is a major strategic win for Apple, a massive setback for Samsung and Google, and a potential threat to other Android device makers."
More details at the link below...