Brian Cordery

Partner – Patent litigation

“Brian is exceptional. He is incredibly experienced in pharmaceutical litigation. He gets great results, and he’s extremely knowledgeable about the field.”  (Chambers UK 2027)

Since qualifying at Bristows in 1996, Brian’s focus has been on intellectual property dispute resolution. With three decades of dedication to this area, there is hardly an argument or issue that Brian has not encountered. Since 2005, Brian has coordinated the worldwide defence and enforcement of patents and related rights for some of the world’s best-selling medicines, ensuring that there is correctness, clarity and consistency in all countries. Brian knows that to succeed in such projects a multi-disciplinary team is required and that it is important to think globally but act locally. Brian’s work has involved numerous disease areas including immunology, oncology, endocrinology, neuroscience, dermatology and cardiology.

Some of Brian’s work highlights include:

  • Entresto – Brian led a team at Bristows in the successful defence of a challenge to Novartis’ patent and SPC protection for the combination of sacubitril and valsartan, the active ingredients in Entresto®, a highly successful heart failure medicine. At first instance, all challenges to the patent and SPC were rejected in a judgment handed down in August 2026 including a challenge based on alleged lack of plausibility.
  • In the UPC – Brian was part of a team of internationally recognised lawyers which represented Novartis in the defence of a DNI action instigated in the Central Division (Milan) by Accord in relation to patents for Tasigna® (nilotinib).
  • Semaglutide – Acting for Novo in the defence of its global patents and related rights for semaglutide, the active ingredient in Ozempic®, Wegovy® and Rybelsus®. Semaglutide revolutionised the treatment of diseases such as type 2 diabetes and obesity. Brian has worked as part of the team at Bristows assisting Novo with the defence and enforcement of its patents and related rights around the world including countries such as Brazil, China and India.
  • Valsartan – Acting for Novartis in relation to its patents and SPCs for Diovan®/Co-Diovan®, a very successful anti-hypertension medicine. This was a seven year project assisting Novartis with the defence and enforcement of its patents and SPCs/PTEs in over 40 countries. As part of the UK litigation, a reference to the CJEU was made on the scope of SPCs which led to the ruling in C-442/11 which still stands as good law today.
  • Imatinib – Acting for Novartis in relation to its patents and SPCs for Glivec® which revolutionised the treatment of certain types of cancer. Over the course of eight years, Brian led the team at Bristows assisting Novartis with the co-ordination of the defence and enforcement of IP rights in over 30 countries with a particular focus on challenges to the paediatric extension to the SPC for imatinib in Europe. The validity and infringement of Novartis’ second medical use patents for the use of imatinib to treat GIST was also an important part of this project.
  • Deferasirox – Acting for Novartis in the defence of its patents and SPCs for Exjade®. This involved UK litigation on challenges to the validity of (i) the paediatric extension granted to Novartis for deferasirox and (ii) a patent to a film-coated tablet for deferasirox as well as co-ordination across Europe including a successful application to the Dutch Court for a pan-European injunction.
  • Fasinumab – Acting for Teva and Regeneron in the English Patents Court in relation to anti-NGF antibodies being trialled for the treatment of osteoarthritis.
  • Fingolimod – Acting for Novartis in relation to its patents for Gilenya® used to treat multiple sclerosis. This included seeking a preliminary injunction from the English Patents Court on a patent application and co-ordination of litigation across Europe.
  • Dimethyl fumarate – Acting for Forward Pharma in litigation and EPO oppositions relating to DMF, the active ingredient in Tecfidera® used to treat multiple sclerosis. Forward concluded a settlement with Biogen in January 2017 which included a one-off payment of $1.25bn to Forward.
  • Doggybone DNA – Acting for Touchlight in the successful defence of an entitlement challenge in the English Patents Court to its patents relating to the in vitro synthesis of DNA.

Brian was named Who’s Who Legal Patent Lawyer of the Year in 2018, 2019 and 2022. Brian is the co–author of an annual review of UK patent cases which is published annually in the CIPA Journal. He also teaches patent law on the Oxford University Postgraduate Diploma in Intellectual Property Law and Practice and is a member of the Exam Board of this Diploma. He is the co-editor of the Kluwer Patent Blog.

Credentials

  • MA Law, University of Oxford
  • Diploma in Intellectual Property Law and Practice, University of Bristol
  • Qualified 1996
  • Partner 2004
  • Admitted in Republic of Ireland 2024
  • UPC Representative 2024

Publications

Patents: Review of the Year

Read here

What others say

“Brian has extraordinary depth of knowledge in life science patent litigation and combines it with remarkable practical judgment.”  Chambers & Partners UK 2027
“Brian is a legend in the field. He is an experienced patent litigator.”  Chambers & Partners UK 2027
“Brian is exceptional. He is incredibly experienced in pharmaceutical litigation. He gets great results, and he's extremely knowledgeable about the field.”  Chambers & Partners UK 2027
“Brian is, I believe, the most respected IP litigator in the country.”  Chambers & Partners UK 2027
“Brian Cordery is a key figure in the field valued for his extremely detailed knowledge of, and enthusiasm for, the law, as well as his excellent client service.”  Legal 500 2027
“Brian Cordery is just terrific - a walking encyclopedia of life sciences litigation. He is a pleasure to work with and is really focused on his team.”  Chambers & Partners 2026
“Brian Cordery is one of the best litigators in life sciences in the UK. He is extremely experienced, very sensible and remarkably hands-on. Anyone with a patent in the life sciences or pharmaceutical arena should consider using him (or fear him as an adversary).”  Legal 500 2026
“Brian Cordery is one of the best.”  Chambers & Partners 2026
“Brian is excellent; he really gets involved in the detail and is extremely sensible and experienced.”  Chambers & Partners 2026
“Brian is a well-established player; one of the leading powerhouses in patent IP.”  Chambers & Partners 2026
“Brian Cordery is a top IP lawyer with an excellent overview of the law. He is a brilliant adviser and litigator, and delivers a super client service.”  IAM Patent 1000 2025
“Brian is a star in IP.” Chambers & Partners 2025
“Brian is the best: he's really experienced and knows the life sciences patent litigation sector inside-out.” Chambers & Partners 2025
"Liz Cohen and Brian Cordery stand out. They are extremely client-focused, understand the industry and client needs and provide nothing short of first-class service every time." Legal 500 2025

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