Any person who is under legal disability solely by reason of a court order adjudicating him mentally ill entered prior to January 1, 1964, shall be deemed to be a person under no legal disability 180 days from the effective date of this Act unless, prior to that date, a hearing is held pursuant to the provisions of the Probate Act of 1975, approved August 7, 1975, as now or hereafter amended, and a guardian is appointed.
405 ILCS 5/3-907