Three New Square

Douglas Campbell QC

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This content is provided by Douglas Campbell QC.

Practice Areas

All types of intellectual property and information technology law including patents, copyright, designs, trademarks, passing off, trade libel and malicious falsehood, confidential information (including ex-employee cases and restrictive covenants), franchising and licensing, entertainment and media, IT, and database rights as well as general litigation with a significant technical content. Experienced in arbitration and mediation. Acted as expert on UK intellectual property law in US District Court proceedings in the Southern District of New York. Regularly appears in UK High Court, Court of Appeal, UK Intellectual Property Office (UKIPO), European Patent Office (EPO). Acted in Bermuda Supreme Court trade mark case in 2017.


First Class degree in Chemistry (with Distinction in Quantum Chemistry), Oxford University. Called to the Bar in 1993. Inner Temple Major Scholar. Pegasus Scholar at Mallesons Stephen Jaques, Melbourne, Australia in 1996. Member of Attorney-General's Panel of Junior Counsel to the Crown 2010-2015. Appointed Civil Recorder (including Chancery) in Oct 2010; Crime Recorder in Dec 2014; Deputy High Court Judge in Feb 2015;appointed to Silk (QC) in January 2016. French and Japanese spoken, the latter to the Japanese Government's upper intermediate standard.

Professional Memberships

IP Bar Association, Chancery Bar Association.


Deputy Editor of Terrell on the Law of Patents, Sweet & Maxwell.