Case T-297/18: Judgment of the General Court of 13 March 2019 — Wirecard Technologies v EUIPO — Striatum Ventures (supr) (EU trade mark — Invalidity proceedings — EU word mark supr — Earlier Benelux word mark Zupr — Relative ground for refusal — Likelihood of confusion — Similarity of the signs — Article 60(1)(a) and Article 8(1)(b) of Regulation (EU) 2017/1001)