Case C-776/22 P: Judgment of the Court (Grand Chamber) of 4 September 2025 – Studio Legale Ughi e Nunziante v EUIPO (Appeal – Action for annulment – Article 19 of the Statute of the Court of Justice of the European Union – Representation of non-privileged parties in direct actions before the Courts of the European Union – Representation of a law firm by a partner of that firm – Lawyer having the status of third party in respect of the applicant – Presumption of independence – Rebuttal of the presumption – Conditions)