Ovation, Roundback, Adamas, Legend, Custom Legend, Elite, Applause, Celebrity, Balladeer, Ultra, Thunderbolt and Lyrachord , The Roundback body shape, Roundback design and Roundback Technology, Guitar Bowl Shape, Fingerboard Inlay Design, Sound hole Rosette Design, Adamas Peghead Shape, Bridge Design, Epaulet Design, Soundboard and Sound hole designs, Guitar Tuning Head are protected by one or more US and Foreign Trademarks and Patents.