Case T-516/22: Judgment of the General Court of 11 October 2023 — Deutsche Glasfaser Wholesale v EUIPO — O2 Worldwide (brightblue) (EU trade mark — Opposition proceedings — Application for the EU figurative mark brightblue — Earlier EU word mark BLUE — Relative ground for refusal — Likelihood of confusion — Similarity of the signs — Similarity of the goods and services — Article 8(1)(b) of Regulation (EU) 2017/1001)