Case T-760/17: Judgment of the General Court of 20 March 2019 — Meesenburg Großhandel v EUIPO (Triotherm+) (EU trade mark — Application for EU word mark Triotherm+ — Absolute ground for refusal — Lack of distinctive character — Article 7(1)(b) of Regulation (EC) No 207/2009 (now Article 7(1)(b) of Regulation (EU) 2017/1001) — Right to be heard)