(765 ILCS 515/13) (from Ch. 96 1/2, par. 9213)
Sec. 13.
A trustee proceeding pursuant to Sections 3 through 8 may be commenced at any time prior to the entry of a judgment pursuant to Section 11, but if commenced after a proceeding under Section 11 is commenced, it shall also join as defendants thereto the surface owner overlying the severed mineral interest. Any mineral lease executed as a result of the trustee proceeding pursuant to Sections 3 through 8 shall be binding upon any subsequent owner of the severed mineral interest whose interest was acquired by judgment entered in accordance with Section 9 or 11.
(Source: P.A. 83-571.)