Case T-146/21: Judgment of the General Court of 23 March 2022 — Vetpharma Animal Health v EUIPO — Deltavit (DELTATIC) (EU trade mark — Opposition proceedings — Application for the EU word mark DELTATIC — Earlier EU word mark DELTA — Relative ground for refusal — Likelihood of confusion — Article 8(1)(b) of Regulation (EU) 2017/1001 — Genuine use of the earlier mark — Article 18(1), second subparagraph, point (a), and Article 47(2) of Regulation 2017/1001 — Form differing in elements which do not alter the distinctive character)