U.S. federal trademark · Serial No. 87916177 · Reg. No. 5654097
Guitar playing assistance devices specially adapted for mounting on guitars, namely, a leaf-shaped lever-like device specially adapted for positioning onto the bridge or tailpiece of an electric guitar or an arch top guitar to temporarily vary string tension or string length to modify or bend sound pitch
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.