Ian Stephen Gill

Partner at AA Thornton

Ian Stephen Gill has been a partner at AA Thornton since 2001. With over 25 years in the field, Mr Gill specialises in contentious and non-contentious issues relating to trademarks and designs. His technical expertise spans the full spectrum of IP law, including trademarks, registered designs and patents. The bulk of his work relates to trademark prosecution and enforcement, including related issues such as IP portfolio management and domain name dispute resolution proceedings.

Mr Gill’s clients span a diverse range of industries, but his particular focus is in the food and beverages and fashion sectors.

Mr Gill also leads the firm’s systems group, which is responsible for IT hardware and software, including the specialist IP software systems that support the smooth and efficient running of the firm.


  • Bristol University (BEng aeronautical engineering)
  • Queen Mary and Westfield College, London University (MSc IP law).


For over a decade Ian Gill has been our very reliable and trusted trademark attorney in the UK. His passion for trademark law, paired with his analytical skills, his professional excellence and his ability to step into his client’s shoes, set a new benchmark within Merck’s global network of trademark agents.

(General counsel trademarks, Merck Group).

Firm details

AA Thornton
Octagon Point
5 Cheapside
London EC2V 6AA
United Kingdom

Contact details

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