In essence placing a case on the dead docket is a dismissal of the case. Most prosecutors use a nolle prosequi (nolle prosse) instead of a dead docket to dismiss a case but dead dockets are regularly used in Fulton County. A prosecutor has the ability to revive a dead docket and continue the prosecution of a case so you might want to hire a lawyer to see if he or she can convince the prosecutor to enter a nolle prosse, which is a more definite dismissal.