
Accolades
Testimonials
Collated independently by Legal 500 research team.
‘Excellent team leading the UK firms in UPC work. Fantastic synergy between the prosecution experts and the litigators.’
‘Ian Kirby leads the team brilliantly. Always innovative. Jenny Antcliff is up and coming, as is Simon Llewellyn. Some brilliant new recruits.’
‘Carpmaels & Ransford are without a doubt one of the best patent litigation practices in Europe. They have an exceptional team with vast experience in coordinating patent and SPC-related disputes across Europe. They have strong patent litigation, prosecution, and regulatory teams, and are uniquely positioned to advise clients on strategy and litigation across the UK Courts and the EPO, as well as before the UPC.’
‘Jennifer Antcliff is an outstanding lawyer with vast experience in coordinating and leading complex patent and SPC litigation across multiple jurisdictions. She is an exceptional litigator, especially when it comes to the life sciences sector. She is smart, hardworking, and at the very top of her game.'
- 'Simon Llewellyn is an excellent lawyer and very experienced in handling multi-jurisdictional patent litigation. David Wilson is a very experienced patent litigator. Agathe Michel-de Cazotte is very experienced in handling matters before the UPC. The Carpmaels team is very impressive at all levels. They are always on top of every aspect of the matters that I have worked with them on, from tricky technical points to the wider litigation strategy. They are simply superb IP lawyers.’
‘Carpmaels’ interdisciplinary and international team stands out in knowledge, skill, and dedication. They make sure deadlines are comfortably met in legally, procedurally, and /or scientifically complex matters. The team has grown in recent years, and the added skills and perspectives are valuable when working collaboratively with them on matters.'
‘Deep technical knowledge across all scientific fields. Huge EPO and litigation experience. Superb advocacy skills.’
‘Jennifer Antcliff, Paul Kaufman, and Craig Lumb are collaborative and responsive. Their teamwork excels.’
'Fantastic team. Hard working, well informed, and a pleasure to work with.'
'Jennifer Antcliff is excellent. She is committed to her clients and their cases, and leads her team very well.'
Key clients
- Sanofi
- Johnson & Johnson
- Takeda Pharmaceuticals
- Janssen Biotech
- Regerneron Pharmaceuticals
- Novartis
- Curio BioSciences
- CSL
- bioMérieux
- Gilead
- Vertex
- Ascendis Pharma
Work highlights
Lawyers
Next Generation Partners
Junior partners with significant recognition from clients and peers in the market and key roles on multiple matters.

Leading associates
Leading associates with regular involvement in their team's key work, and recognition from peers or clients as being ones to watch.
Craig Lumb
Practice head
Ian Kirby; Hugh Goodfellow; Jake Marshall
Other key lawyers
Jennifer Antcliff; Simon Llewellyn; Agathe Michel-de Cazotte; Craig Lumb; Daniel Wise; Paul Kaufman; David Wilson