Ohio Rev. Code Ann. § 1329.01
(A) As used in sections 1329.01 to 1329.10 of the Revised Code:
(B) Subject to sections 1329.01 to 1329.10 of the Revised Code, any person may register with the secretary of state, on a form prescribed by the secretary of state, any trade name under which the person is operating, setting forth all of the following:
(1) The name and business address of the applicant for registration and any of the following that is applicable:
(D) Any person who does business under a fictitious name and who has not registered and does not wish to register the fictitious name as a trade name or who cannot do so because the name is not available for registration shall report the use of the fictitious name to the secretary of state, on a form prescribed by the secretary of state, setting forth all of the following:
(1) The name and business address of the user and any of the following that is applicable: