On 27 March 2019, the Court of Justice of the European Union
(the "ECJ") clarified the conditions required for
registering a colour trade mark under Directive 2008/95/EC of the
European Parliament and of the Council of 22 October 2008 to
approximate the laws of the Member States relating to trade marks
(the "Trade Mark Directive") in case C-578/17,
Oy Hartwall Ab v. Patentti- ja
rekisterihallitus.
Oy Hartwall Ab, a Finnish company, had applied to the Patentti-
ja rekisterihallitus (the Intellectual Property Office
("IPO") of Finland) to register a trade mark for a sign
described as: "The colours of the sign are blue (PMS 2748,
PMS CYAN) and grey (PMS 877)" in class 32: "Mineral
waters", and depicted by the following representation: