"Unknown or missing owner"

Ind. Code § 32-23-13-3, under Mineral Estates of Unknown or Missing Owners.

Ind. Code § 32-23-13-3

Sec. 3. (a) As used in this chapter, "unknown or missing owner" means a person: (1) vested of record or by operation of IC 32-23-10 with a property interest in: (A) a mineral estate in land; or (B) a portion of a mineral estate in land; and (2) whose identity or location cannot be determined: (A) from the records in the chain of title in the county in which the land is located; (B) by diligent inquiry in the vicinity of the record owner's last known place of residence or location; and (C) from a search of tax records in the county in which the property is located. (b) The term includes the person's heirs and devisees and successors and assigns. As added by P.L.28-2015, SEC.1.