Case T-390/23: Judgment of the General Court of 24 September 2025 – Barry’s Bootcamp v EUIPO – Hummel (Device of two horizontal black chevrons) (EU trade mark – Revocation proceedings – EU figurative mark representing two horizontal black chevrons – Action for annulment – Time limits for instituting proceedings – Admissibility – Genuine use of the mark – Article 18(1)(a) and Article 58(1)(a) of Regulation (EU) 2017/1001 – Nature of use of the mark – Form differing in elements that do not alter the distinctive character of the mark – Obligation to state reasons