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About

Provided by Jin Ooi

Global

Practice Areas

Jin Ooi is an intellectual property litigator in the London office. He is experienced in patent litigation and counselling (including on complex damages inquiries) mainly in the pharmaceutical and life sciences field (second medical use, biosimilars, small molecules, DNA sequencing, vaccines, transgenic animal platforms for antibody discovery), and in the consumer products sector (shaving razors, potentially reduced-risk products including tobacco heating and vapour products, dishwashing tablets, coffee pods and capsules).

He is also experienced in litigating and arbitrating trade secrets disputes in the medical devices (bone cements), tech (LNG carriers) and aviation sector (airplane components, airport businesses), in addition to handling antitrust claims (cathode ray tubes, lithium ion batteries, forklift gas).

His clients have included Pfizer, Viatris, Novartis, Regeneron, British American Tobacco, Samsung, Biomet and Procter & Gamble. Jin’s cases are often multi-jurisdictional requiring significant cross-border coordination across multiple forums.

Career

2018 to present Kirkland & Ellis International LLP; 2014-2018 Allen & Overy LLP; 2011-2014 Corrs Chambers Westgarth

Professional Memberships

The Law Society of England & Wales; The Law Society of New South Wales (Australia); AIPPI: International Association for the Protection of Intellectual Property; IPSoc - Education Secretary

Education

University of Oxford

Postgraduate Diploma in Intellectual Property Law and Practice

2016

College of Law, Sydney

Graduate Diploma in Legal Practice

2011

The University of Sydney

LL.B.

2010

The University of Sydney

B.Sc., Pharmacology Advanced

2008

Chambers Review

Provided by Chambers

Chambers Global Guide

Intellectual Property: Patent Litigation - UK

4
Band 4
Individual Editorial

Jin Ooi is a patent litigator whose caseload is largely concerned with consumer products and pharmaceuticals. He is also recommended for expertise in damages inquiries.

Contributions

Latest contributions provided by Jin Ooi

Global Practice Guide
Jin Ooi
Steven Baldwin
Daniel Lim
Authored by
Jin Ooi, Steven Baldwin, Daniel Lim
Article • Dec 2025

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