Mark is one of the team's prominent litigators, with particular experience advising on complex multi-jurisdictional IP disputes.

Mark is Co-Head of the International Life Sciences and Healthcare Group and a partner in our international Intellectual Property group and is based in London.

As Co-Head of the International Life Sciences and Healthcare group, Mark specialises in patent litigation and advice in the area of pharmaceuticals, biosimilars, biotechnology (including in food) and medical devices. However, his interests and experience also extend to a diverse range of technical fields, in particular the food and beverage and financial services sectors.

In recent years he has been particularly involved in the coordination and running of various pan-European patent actions across several jurisdictions. Recent reported UK IP trials in which he has been involved include Actavis -v- Eli Lilly (landmark win in the first case in which the English court exercised jurisdiction over foreign designations of a European patent); Smith & Nephew -v- ConvaTec (successfully defending the validity of a key patent protecting an advanced wound dressing); and Actavis -v- Boehringer Ingelheim (reference to the CJEU on a matter of SPC law). He also co-ordinates the trade mark enforcement work for one of the major High Street banks and has regularly advised international food companies in relation to regulatory, patent and trade mark matters.

Mark has a BSc degree in chemistry and a PhD in organic chemistry which he obtained while working in industry before undertaking training with us. He has written and spoken on a range of IP topics, is an associate of the Chartered Institute of Patent Attorneys (CIPA) and a member of the Law Society of Ireland.

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Lawyer Testimonials
  1. Mark Hilton is “the standout star at the firm” according to one impressed source, thanks to his exceptional skill as a litigator. He is “a leader in the field” who focuses his first-class practice on patent litigation and advisory work in the life sciences space.

    Who's Who Legal 2018
  2. Mark Hilton is "a man of wide ability who has a really strong knowledge of chemistry and gives strong market insights." He is known particularly for his assistance with life sciences patent disputes.

    Chambers UK 2017
  3. Mark Hilton is a favoured adviser to giants in the pharmaceuticals industry on patent litigation. Clients note that "he has been very consistent for us," while sources further describe him as "very inventive with interesting ideas."

    Chambers UK 2016