Jin Ooi
UK Guide 2025
Band 4 : Intellectual Property: Patent Litigation
Email address
[email protected]Contact number
+44 20 7953 2638Share profile
Band 4
About
Provided by Jin Ooi
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
Chambers Review
UK
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
Strengths
Provided by Chambers
"Jin has excellent advocacy and an incredibly sophisticated attention to detail."
"Jin is fantastic to work with. He is diligent, calm and keeps a strong grasp of the issues."
"Jin delivers substantive advice concisely and thoughtfully. He has a phenomenal memory and is across every detail of the multijurisdictional litigation."
"He has an encyclopedic knowledge of patent litigation."
"Jin has excellent advocacy and an incredibly sophisticated attention to detail."
"Jin is fantastic to work with. He is diligent, calm and keeps a strong grasp of the issues."
"Jin delivers substantive advice concisely and thoughtfully. He has a phenomenal memory and is across every detail of the multijurisdictional litigation."
"He has an encyclopedic knowledge of patent litigation."