Ohio Rev. Code § 715.68
Current with legislation from 2024 received as of May 9, 2024.
No municipal corporation shall adopt plans or specifications for a public improvement, required by law to be made by contract let after competitive bidding, which requires the exclusive use of a patented article or process, protected by a trademark or an article or process wholly controlled by any person, firm, corporation, or combination thereof.
R.C. §715.68