Ici, c'est PARIS! Did you know that PSG's famous chant is a trade mark?
Tarzan's yell, Eurovision tune or the Metro lion roar are other famous sounds registered in the EU.
Sound marks can be represented through an audio file ▶️ or musical notation 🎼: https://euipo.europa.eu/ohimportal/en/web/guest/trade-marks-examples#Sound_mark