Oregon Revised Statutes Probate Law § 112.815

(1) The attorney is licensed to practice law in the State of Oregon;

(2) At least 40 years has elapsed since execution of the will;

(3) The attorney does not know and after diligent inquiry cannot ascertain the address of the testator; and

(4) The will is not subject to a contract to make a will or devise or not to revoke a will or devise.