Conall Patton KC > Chambers of Lord Grabiner KC > London, England > Barrister Profile
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Conall Patton KC
Position
Conall Patton KC has a broad commercial practice, including energy, competition, banking and finance, jurisdiction/choice of law, civil fraud and international arbitration. He is highly rated for his oral advocacy and cross-examination skills, the elegance of his drafting and his responsiveness to clients. He is sought after for advice on contractual construction: he currently acts for GlaxoSmithKline in a dispute with AstraZeneca about royalties payable under a patent licence; and he successfully appeared for Glencore in a 2-day appeal in the Court of Appeal concerning the interpretation of tax indemnities in an SPA, having previously conducted the 5-day Commercial Court trial. Conall has appeared in the leading cases concerning shareholder remedies for allegedly untrue or misleading information published by listed companies, notably for HP in its mammoth $5 billion Autonomy trial and for Tesco defending claims arising out of historic profit overstatements. Having previously represented British Airways and MAN in large-scale competition damages actions, in 2022 Conall successfully defended Ede & Ravenscroft in an 11-day abuse of dominance trial in the CAT and continues to act for Rabobank in fraud and competition law proceedings in the Financial List alleging USD LIBOR manipulation.
Career
Called 2004; Gray’s Inn.
Languages
Irish, French, German.
Memberships
COMBAR.
Education
St Columb’s College, Derry; Gonville and Caius College, Cambridge (2002 BA Hons, first class); Graduate School of Arts and Sciences, Harvard University (2003, Kennedy Scholar).
Lawyer Rankings
London Bar > Competition
(Leading Silks)Ranked: Tier 3Conall Patton KC –One Essex Court ‘A calm and reassuring presence on any matter, Conall is happy to take a view and stand by it.’
One Essex Court has continued to develop the strength of its competition offering in-hand with the explosive growth the area has experienced in recent times, handling a steady stream of significant mandates proceeding through the CAT, as well as the High Court. Conall Patton KC successfully defeated a claim brought against Ede & Ravenscroft alleging abuse of dominant position, the case raised a novel defence which concerned “greenwashing” claims of the claimant which was held to be a fraudulent misrepresentation. Sonia Tolaney KC defended Mastercard against various UK retailers in a two-month trial before the CAT in January 2023, while Derek Spitz is representing the class representative in collective proceedings against BT; the first ‘opt-out’ action trial due to take place in early 2024.
London Bar > Banking and finance (including consumer credit)
(Leading Silks)Ranked: Tier 5Conall Patton KC –One Essex Court ‘He’s the complete package. One of the stars at the Bar. Always on top of the detail and a first-rate advocate.’
London Bar > Commercial litigation
(Leading Silks)Ranked: Tier 6London Bar > Energy
(Leading Silks)Ranked: Tier 4Conall Patton KC –One Essex Court ‘Conall is one of the best: bright, very user-friendly and a superb advocate.’