extremely talented

Legal 500




extremely talented

Legal 500


Tess has significant patent litigation experience, including in relation to complex disputes involving FRAND licensing, entitlement and wider commercial issues.  Although Tess has particular expertise in the life sciences sector, she acts for companies in a broad variety of industries, often coordinating their European strategy.  Tess also has an interest in the interface between IP and competition law, having recently completed a PGDip in EU competition law at King’s College London.

Tess has litigated in the High Court (involving both general commercial and intellectual property claims), Court of Appeal and Supreme Court, and has taken a lead role in successful mediations. She is also a solicitor advocate and has represented clients in the High Court as such.  As a UPC legal representative, Tess is currently also involved in cases brought in the UPC.

Tess joined Powell Gilbert in 2014, and became a Partner in 2022.

Key Cases

  • BioNTech & Pfizer v CureVac (SARS-CoV2 vaccine)
  • BioNTech & Pfizer v Moderna (SARS-CoV2 vaccine)
  • Cook Medical v Boston Scientific (haemostasis clips)
  • AutoStore Technology v Ocado (robotics)
  • Edwards Lifesciences v Meril (transcatheter heart valves)
  • Oxford University Innovation v Oxford Nanoimaging (entitlement dispute)
  • Biogen v Gedeon Richter (adalimumab formulations)
  • Abbott v Edwards Lifesciences (transcatheter mitral valve repair)
  • Biogen v Fresenius (adalimumab formulations)
  • Vestel v HEVC Advance & Philips (HEVC codec / FRAND licensing / jurisdiction challenge)
  • Oro Agri International v Vivagro (contractual dispute and breach of confidence – biopesticide regulatory data)
  • Accord Healthcare v Research Corporation Technologies (anti-epileptics)
  • Unwired Planet v Huawei & Others (telecommunications / FRAND licensing)
  • Fresenius v Advanced Renal Technologies (dialysis fluids)
  • Baxter v Fresenius (medical devices)
  • Orion Publishing Group v Novel Entertainment (contractual dispute)

2012 Solicitor (England & Wales)

2014 Solicitor Advocate (England & Wales)

2021 Solicitor (Ireland)

2023 UPC Representative


Bachelor of Medicine, University of Southampton

Diploma in Intellectual Property Law and Practice, Oxford University

Postgraduate Diploma in EU Competition Law, King’s College London

Connections & Networks

Member of AIPPI, CLA, EPLAW and ChIPs

Awards & Recognition

EMEA LMG Life Sciences Awards: IP Rising Star (2023)

Legal 500 – Next Generation Partner (2024, 2023) and Rising Star (2022, 2021)

IAM Patent 1000 – UK Patent Litigation (Bronze Tier)

IAM Strategy 300 – World Leading IP Strategists

JUVE Patent – One to Watch in UK patent litigation (2023)

Europe Women in Business Law Awards – IP Rising Star (2022, 2021)

Managing IP’s IP Stars – Rising Star (2023, 2022, 2021, 2020)

Who’s Who Legal – Life Sciences

World IP Review – Leader

WIPR – Trailblazer (2021)

Additional Facts

I may be the only IP lawyer in London (or possibly in the world) that part-owns a Crossfit gym

Additional Facts

I have a standard schnauzer called Rudi - he has the face of an angel but the soul of a pirate

Additional Facts
My teams background is

Blurry so that nobody can see the mess my kids have made in my home 'office'