Powell Gilbert LLP

Zoë Butler

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An experienced IP litigator with a strong technical background, Zoe has advised clients on IP disputes relating to a broad range of technological areas and industry sectors such as consumer electronics, telecoms, pharmaceuticals, biotechnology, chemicals and engineering. She is particularly known for her expertise in advising clients in complex patent disputes. In addition to representing clients before the UK courts, she also acts in European Patent Office opposition proceedings, and has represented clients in arbitration proceedings relating to technology contract disputes.

She has been involved in many multi-jurisdictional disputes, working with advisors from across Europe, North America and Asia, and, in many instances, has taken a role in coordinating such litigation. In 2003, she was seconded to the IP/ICT department of a leading Dutch law firm.

Zoe teaches on the Oxford University postgraduate diploma in IP law and practice.


Cambridge University (MA Natural Sciences and Law). Qualified Freshfields 1996; Associate, Bristows 1996-2004; Partner, Bristows 2004-07; one of the founding Partners, Powell Gilbert LLP 2007 to present.

Professional Memberships



Zoe is a contributor to the CIPA Guide to the Patents Act.