 Following many court cases against business and private parties, EPE helped to push through new copyright and trademark legislation in the United States.In 1991, Graceland was placed on the National Register of Historic Places, and in 1999 EPE purchased and redeveloped what became "The Elvis Presley Heartbreak Hotel".According to Sean O'Neal, "Elvis is a cultural icon today, but he didn't become that way simply because of his talent and good looks.