Ohio Revised Code Title LIII. Real Property § 5301.23

(A) All properly executed mortgages shall be recorded in the office of the county recorder of the county in which the mortgaged premises are situated and shall take effect at the time they are delivered to the recorder for record. If two or more mortgages pertaining to the same premises are presented for record on the same day, they shall take effect in the order of their presentation. The first mortgage presented shall be the first recorded, and the first mortgage recorded shall have preference.

(B) A mortgage that is presented for record shall contain the then current mailing address of the mortgagee. The omission of this address or the inclusion of an incorrect address shall not affect the validity of the instrument or render it ineffective for purposes of constructive notice.