Colin Birss is a judge of the Court of Appeal of England and Wales and Deputy Head of Civil Justice. He was called to the English Bar in 1990 and practised in intellectual property law. He was appointed Standing Counsel for the Comptroller 2003-2008 and took silk in 2008. In 2010 Colin Birss was appointed judge of the Patents County Court (now Intellectual Property Enterprise Court (IPEC)). In 2013 he was appointed to the High Court, Chancery Division. He served as Supervising Judge for the Business and Property Courts on the Midlands, Western and Wales Circuits from 2017-2019 and then in 2019 became Judge in Charge of the Patents Court. In 2021 he was appointed to the Court of Appeal and as Deputy Head of Civil Justice. Colin Birss was a member of the Civil Procedure Rules Committee for many years and now chairs that committee. He is an independent judicial member of the EPO Boards of Appeal Committee, and a Council member of the UK Foundation for Science and Technology.