Case T-636/21: Judgment of the General Court of 14 December 2022 — Eurol v EUIPO — Pernsteiner (eurol LUBRICANTS) (EU trade mark — Invalidity proceedings — International registration designating the European Union — Figurative mark eurol LUBRICANTS — Earlier national word mark EUROLLUBRICANTS — Proof of genuine use of the earlier mark — Articles 15 and 57 of Regulation (EC) No 207/2009 (now Articles 18 and 64 of Regulation (EU) 2017/1001) — Use with the trade mark proprietor’s consent — No alteration of distinctive character — Relative ground for refusal — Likelihood of confusion — Article 8(1)(b) of Regulation No 207/2009 (now Article 8(1)(b) of Regulation 2017/1001))