If a Section, Table, or Figure from the MUTCD is not contained within this Supplement, the section in the Federal MUTCD shall remain unchanged.
The federal MUTCD states specifically on page 9 that:
Traffic control device design or application provisions contained in this Manual shall be in the public domain. Traffic control devices contained in this Manual shall not be protected by a patent, trademark, or copyright, except for the Interstate Shield, 511 Travel Information pictograph, National Scenic Byway graphic, and any items under the stewardship of or owned by FHWA.
Any traffic control device design or application provision contained in this Manual shall be considered to be in the public domain. Traffic control devices contained in this Manual shall not be protected by a patent, trademark, or copyright, except for the Interstate Shield and any items owned by FHWA.
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{{Information |Description=Ohio State Route 680 shield as seen in 1960 |Source={{own}}; based on File:OH-00 (1960) template.svg |Date=2014-04-06 |Author=Dough4872 }} {{PD-MUTCD-OH|M1-5}} [[Category:1960 Ohio State Route shield...