Opinion of Advocate General Szpunar delivered on 8 September 2022.#Monz Handelsgesellschaft lnternational mbH & Co. KG v Büchel GmbH & Co. Fahrzeugtechnik KG.#Request for a preliminary ruling from the Bundesgerichtshof.#Reference for a preliminary ruling – Intellectual property – Design – Directive 98/71/EC – Article 3(3) and (4) – Conditions for obtaining protection for a component part of a complex product – Concepts of ‘visibility’ and ‘normal use’ – Visibility of a component part of a complex product during normal use of that product by the end user.#Case C-472/21.