Today, the US Patent and Trademark office awarded Apple a utility patent that covers the use of the mouse cursor that changes according to the context of the task it is engaged in. Called a “Dynamically Changing Cursor for User Interface,” patent number 8,230,366 describes the functionality of the on-screen mouse cursor when it changes to the familiar spinning beach ball, the green plus symbol when copying files, or the red number of items being moved from one disk to another.
Apple Granted “Dynamically Changing Cursor for User Interface” Patent, Originally Filed in 2003