Case T-34/18: Judgment of the General Court of 14 February 2019 — Giove Gas v EUIPO — Primagaz (KALON AL CENTRO DELLA FAMIGLIA) (EU trade mark — Opposition proceedings — Application for EU figurative mark KALON AL CENTRO DELLA FAMIGLIA — Earlier EU word mark CALOON — Relative ground for refusal — Likelihood of confusion — Article 8(1)(b) of Regulation (EU) 2017/1001)