Joseph Kay

Moorfields Eye Hospital NHS Foundation Trust v Dr Konstantin Balaskas (ongoing) – litigation in the High Court concerning copyright and database rights in machine learning algorithms (led by Jonathan Moss KC).

Travel Blue Limited v Boots UK Limited (ongoing) – litigation in the High Court concerning infringement of registered designs rights (led by Nicholas Caddick KC).

Bargain Busting Limited v Shenzhen SKE Technology Co. Limited [2026] EWCA Civ 532 – junior counsel (led by Jonathan Moss KC and Laura Adde) for the respondent in an appeal concerning the appropriate threshold test for the grant of an interim injunction to restrain threats of infringement proceedings.

SandiR2R Invest Limited v Daytona Property Consulting Limited – appeared in the County Court as sole counsel for the successful defendant in a trial for misrepresentation.

Trayport Limited v E-Star Trading GmbH and others [2026 EWHC 164 (Ch) – junior counsel (led by Jonathan Moss KC and Laura Adde) in proceedings for infringement of copyright, database rights and trade marks, breach of confidence and breach of contract, including a challenge to jurisdiction.

Hydrodoor Europe Limited v Keith Turner – sole counsel for the defendant in proceedings for breach of confidence (claim successfully struck out)

Bezuidenhout v RedCloud Technologies Limited – appeared in the County Court as sole counsel for the defendant in a trial for breach of contract.

IDDQD and Royal Mail Group v Codeberry and another – appeared for the defendants (led by Nicholas Caddick KC) at the hearing of matters consequential to judgment ([2025] EWHC 2541 (Ch)) in a claim for infringement of copyright and database rights, and breach of contract.

Aviator LLC v Spribe OÜ [2025] EWHC 2448 (Ch) – junior counsel (led by Simon Malynicz KC) for a hearing to clarify the scope of interim injunctive relief for trade mark infringement and passing off.

As a pupil

A v B – junior counsel in a successful application for an imaging order, passport order, and injunctive relief in a claim for copyright infringement, breach of contract, and breach of confidence.

Chrome Hearts LLC and another v Chrome Hearts CH Ltd and another – instructed to assist in the preparation of an application for urgent interim relief in relation to trade mark infringement and passing off.

Crypto Open Patent Alliance v Wright [2024] EWHC 3135 (Ch) – assisted Jonathan Moss KC, led by Jonathan Hough KC of 4 New Square, on behalf of the claimant in the preparation for a hearing to deal with preliminary matters concerning a contempt application against the defendant.

Crypto Open Patent Alliance v Wright [2024] EWHC 3315 (Ch) – assisted Jonathan Moss KC, led by Jonathan Hough KC of 4 New Square, on behalf of the claimant in a successful contempt application against the defendant and in the consequent sentencing hearing ([2025] EWHC 3316 (Ch)).

Natasha Courtenay-Smith v The Notting Hill Shopping Bag Company [2025] EWHC 1793 (IPEC) – assisted Jamie Mur Wood in the preparation for and during the trial of a claim for trade mark infringement, copyright infringement and passing off.

Prevayl Innovations Ltd v Whoop Inc [2024] EWHC 399 (IPEC) – assisted Richard Davis KC in the preparation for and trial of patent infringement and invalidity proceedings.

Inicio Group Ltd v Inicio Educational Trust – assisted in drafting the defence and counterclaim in relation to proceedings in the IPEC for trade mark infringement and passing off.

Qualifications

Bar Vocational Studies, City University (2023 – 2024) — Distinction

Graduate Diploma in Law, City University (2022 – 2023) — Distinction (ranked 2nd in his year)

DPhil Music, University of Oxford (2015 – 2019)

MSt Music (Composition), University of Oxford (2013 – 2014) — Distinction (ranked 1st in his year)

BA Music, University of Oxford (2010 – 2013) — First Class (ranked 3rd in his year)

Awards

Buchanan Prize, Lincoln’s Inn (2024)

Lord Mansfield Scholarship, Lincoln’s Inn (2023)

Monckton/City Prize for European Law (2023)

Lord Bowen Scholarship, Lincoln’s Inn (2022)

The City Law School Scholarship for Academic Excellence (2022 and 2023)

Graduate Development Scholarship, St Anne’s College, Oxford (2017)

John Brookman Scholarship, Wadham College, Oxford (2015)

Doctoral Training Partnership, AHRC/Oxford (full funding for DPhil research) (2015)

Bate Collection Prize, University of Oxford (2013)

Finals Prize, Jesus College, Oxford (2013)

Bate Collection Prize, Oxford (2013)

Jesus College Association of the Arts Award, Jesus College, Oxford (2012)

Organ Scholarship, Jesus College, Oxford (2010)

Regulations

Joseph is a self-employed, independent barrister whose practice is governed by the Code of Conduct of the Bar of England and Wales. He is registered with the Bar Standards Board of England and Wales (Bar Ref: 80397)

Joseph has professional indemnity insurance provided by the Bar Mutual Indemnity Fund (BMIF Ref: 2190/066). Please refer to the BMIF website for full details of the worldwide cover provided, and the BMIF’s contact details