This Practice Note sets out practical guidance and tips to enable proprietors of UK registered and unregistered designs and registered and unregistered Community (EU) designs to ensure that their designs benefit from the protection available. The considerations include qualification criteria, how best to represent a design in the application, evidence, timing and grace periods, and ownership and assertion of rights. It includes references to the guidance issued by the UK Intellectual Property Office and EU Intellectual Property Office and to considerations arising from the Supreme Court’s decision in the Trunki case (PMS International Limited v Magmatic Limited [2016] UKSC 12).