
Life Sciences: IP/Patent Litigation
UK Guide 2026 : UK-wide
Rankings

Ranked Individuals
Ranked Individuals
About
Provided by Powell Gilbert LLP
Powell Gilbert LLP is a specialist IP law firm. The strength and depth of its life sciences expertise is second to none. Almost all of its lawyers have scientific backgrounds, including to PhD and Masters level in chemistry, biochemistry, immunology and molecular biology. Its team includes some of the leading patent litigators in the life sciences, having been involved in some of the most high-profile cases in the UK and across Europe. This has included representing clients in high-stakes patent cases before the UK courts, whilst also pursuing parallel EPO opposition proceedings and multi-jurisdictional litigation. It has successfully represented clients in cases before all levels of the UK Courts, including to the Supreme Court, and on referrals on the SPC Regulation to the European Court of Justice and the EFTA Court. It also advises on patent licence disputes and on freedom to operate, as well as offering regulatory advice.
Powell Gilbert's expertise spans across medical, agricultural and industrial applications, It has a wealth of experience in advising on pharmaceuticals, formulation technologies, enantiomers and crystalline forms; protein therapeutics; enzymes; monoclonal antibodies; vaccines; viral vectors; stem cells; genetically modified organisms; RNAi; gene-editing technologies, ELISA and nucleic acid-based diagnostics; medical devices; DNA microarrays and nanotechnology, for example.
Clients (16)
- Napp Pharmaceuticals / Mundipharma
- Biogen
- Elekta
- Edwards Lifesciences
- Garmin
- UCB Biopharma
- Kymab
- Forty Seven Inc.
- Actavis
- Vivagro SARL
- Royalty Pharma
- GlaxoSmithKline
- Illumina Inc
- BioNTech
- Coloplast A/S
- NuCana
Industries (6)
- Biotech
- Pharma
- Medical devices
- Regenerative medicine
- Chemicals
- Agriculture / plants
Chambers Review
Provided by Chambers
Work Highlights
Provided by Chambers
Powell Gilbert represented Biogen in its dispute with Sandoz/Polpharma regarding their biosimilar to Biogen’s Tysabri (natalizumab) antibody drug used to treat multiple sclerosis.
Strengths
Provided by Chambers
They are great strategic thinkers and can navigate sophisticated matters with ease. The attorneys have strong technical IP backgrounds.
Life Sciences: IP/Patent Litigation respondentUKPowell Gilbert's team has an impressive depth of knowledge, is always responsive and understands the commercial side of each decision.
Life Sciences: IP/Patent Litigation respondentUKThey are exceptional; they give strategic and commercially focused advice.
Life Sciences: IP/Patent Litigation respondentUK
Notable Practitioners
Provided by Chambers
Band 1 
Band 1 
Penny Gilbert
Penny Gilbert is celebrated for her magisterial handling of patent infringement and revocation cases for clients spanning emergent biotechnology companies and global pharmaceutical corporations. Penny's knowledge and experience is unmatched in this field. She is a good tactician and understands the client's commercial needs.
Life Sciences: IP/Patent Litigation respondentUKPenny is very insightful and knowledgeable.
Life Sciences: IP/Patent Litigation respondentUK
Band 2 
Band 2 
Zoë Butler
Zoë Butler is recognised for her adept stewardship of patent litigation before the courts and also proceedings before the UK and EU registries.
Band 3 
Band 3 
Bethan Hopewell
Bethan Hopewell takes a leading role in medical use patent disputes, litigation concerning DNA sequencing and licensing arrangements. She also regularly supports clients before the EPO. It's a pleasure working with Bethan.
Life Sciences: IP/Patent Litigation respondentUKBethan Hopewell is noted for her work before the UPC.
Life Sciences: IP/Patent Litigation respondentUK
Ranked Individuals at Powell Gilbert LLP (3)
Members
Provided by Powell Gilbert LLP

Siddharth Kusumakar

Tom Oliver

Bethan Hopewell

Simon Ayrton

Alex Wilson

Peter Damerell

Tim Whitfield


Zoë Butler
View profile of Zoë Butler
Bethan Hopewell
View profile of Bethan Hopewell
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