Case C-142/19 P: Judgment of the Court (Sixth Chamber) of 18 June 2020 — Dovgan GmbH v Monolith Frost GmbH — European Union Intellectual Property Office (EUIPO) (Appeal — EU trade mark — Invalidity proceedings — Application for a declaration of invalidity of EU word mark PLOMBIR — Rejection of the application for a declaration of invalidity — Obligation to state reasons — Distortion of facts and evidence)