Mr Guy Burkill QC > Three New Square Intellectual Property > London, England > Lawyer Profile

Three New Square Intellectual Property
Three New Square


Specialises in all intellectual property, and is particularly active in technology-oriented patent cases. Has acted for many leading multinational companies in the computer, electronics, paper, chemical, pharmaceutical, aviation and other fields. Notable cases include Salbutamol, Cimetidine and Fenbufen patents (licences of right); Hoechst v British Petroleum (chemical manufacture, account of profits); Step v Emson (claim construction); Hallen v Brabantia (obviousness); Dyson v Hoover (post-expiry injunction); Philips v Princo (CD recording; directors’ liability); Sweeney v MacMillan (James Joyce’s ‘Ulysses’, copyright and passing off); EMGS v Schlumberger (subsea electromagnetic surveying; attributes of ‘skilled person’); Flynn Pharma v DrugsRUs (trade marks: parallel importation from outside EU); Qualcomm v Nokia, HTC v Apple, Nokia v HTC, Samsung v Apple (various aspects of mobile phone technology).


Called 1981; Middle Temple and Lincoln’s Inn; QC 2002; co-editor ‘Terrell on the Law of Patents’ 15th edition (2000), 16th edition (2006), 17th edition (2011).


Intellectual Property Bar Association; Chancery Bar Association.


Winchester College; Corpus Christi College, Cambridge (1978 MA First Class Hons Engineering, electrical option).


Violin (performs with London Phoenix orchestra, Fulham Opera, others); opera; trying to mend things.

Lawyer Rankings

London Bar > IT and telecoms

(IT and telecoms (excluding regulatory) - Leading Silks) Ranked: Tier 1

Guy Burkill QCThree New SquareHe has the gravitas that one would expect from a QC of many years’ experience. Someone to be reckoned with.

Three New Square is praised as ‘efficient and prompt‘ by clients, fielding ‘courteous and knowledgeable‘ individuals who enhance chambers’ IP expertise and knowledge of the electronics industry. Guy Burkill QC is well regarded in the smartphone space and is defending Apple in a telecoms patent dispute. Other key names include Miles Copeland, who is involved in the high-profile Conversant v Huawei; and Joe Delaney, who is representing Interdigital in a multi-patent FRAND dispute against Lenovo and Motorola relating to 3G and 4G technology.

London Bar > Intellectual property

(Leading Silks) Ranked: Tier 3

Guy Burkill QCThree New SquareA hard worker and determined advocate, who doesn’t hold back from putting his case forward in robust terms. He has the gravitas that one would expect from a QC of many years’ experience – someone to be reckoned with.

Premier IP set‘ Three New Square has ‘good strength in depth at both senior and junior level‘, and ‘senior clerk Nick Hill leads the clerks with aplomb as well as providing excellent service‘. Guy Burkill QC is increasingly focused on smartphone sector-related patent litigation; and Douglas Campbell QC acted in Icescape v Ice-World, which was the first Shorter Trial Scheme IP trial to come before the Court of Appeal. At Supreme Court level, Tim Austen acted in one of the highest-profile patent cases of recent times, namely Warner-Lambert v Actavis & Mylan; and in 2019, Stuart Baran was appointed Standing Counsel to the Comptroller-General of Patents, Designs and Trade Marks for three years. The future of chambers looks bright thanks to rising stars Dr Charles Brabin, Georgina Messenger, and Dr Daniele Selmi.