Make an enquiry

Ian Gill


A.A. Thornton & Co

Ian Gill is a Partner and a UK Chartered Patent and Trade Mark Attorney. Ian is also a European Patent, Trade Mark and Designs Attorney. Ian’s practice covers the full range of IP rights and issue and Ian is currently the Chair of the partnership.


  • Copyright
  • Design Rights
  • Patents
  • Trade Mark
  • IP Due Diligence & Freedom to Operate
  • IP Strategy & Audits
  • IP Transactions, Ownership & Licensing
  • Anti-Counterfeiting

Core Responsibilities

  • Ian’s technical expertise includes contentious and non-contentious issues, spanning the full spectrum of intellectual property law, including trademarks, registered designs, patents and copyright
  • He handles trademark prosecution and enforcement, including related issues such as intellectual property portfolio management and domain name dispute resolution proceedings
  • He coordinates the worldwide IP portfolios of a number of major companies
  • He represents the patent and trade mark interests of a broad range of SMEs and private individuals

Other Responsibilities

  • As partnership chair Ian overseas all aspects of the running of the firm
  • Ian is responsible for in-house systems with a keen interest in improving productivity and exploring new ways of working with technology to improve efficiency and job satisfaction
  • Ian is a non-executive director of the IP insurance mutual PAMIA and sits on the claims committee
  • Ian is a trustee of the firm’s final salary pension scheme
  • Ian is a member of the FICPI IP Asset Management committee which looks at issues including acquisitions, divestitures, due diligence, IP asset valuation IP insurance.


  • Agriculture
  • IT & Communications
  • Mechanical Devices
  • Retail


  • Ian joined A.A. Thornton & Co. after graduating in 1994
  • He became a partner in 2001


  • B Eng Aeronautical Engineering, Bristol University
  • MSc Intellectual Property Law, Queen Mary College, University of London
  • UK chartered patent attorney
  • European patent attorney
  • UK Chartered Trade Mark attorney
  • European Trade Mark and designs attorney

Professional Memberships

  • Chartered Patent Attorneys (CIPA)
  • Chartered Institute of Trade Mark Attorneys (CITMA)
  • International Trade Mark Association (INTA)
  • International Federation of Intellectual Property Attorneys (FICPI)
  • Pharmaceutical Trade Marks Group (PTMG)

Awards / Accolades

  • Recommended in Legal 500 UK – “Ian Gill is ‘extremely articulate and clear in his communication'”
  • Recommended in WTR 1000 World’s Leading Trade Mark Professionals –“You don’t have to hang around for Ian Gill – he will give you a good steer quickly. Responsive, attentive to detail, cost effective and – most importantly – practical, commercial and solutions oriented, he’s the man to trust on the most important trademark matters in Europe. Under his leadership of its systems group, the firm has become one of the most technically adept and efficient providers.”
  • Recommended in Who’s Who in Legal: Patents 2016
  • Ranked in the Managing Intellectual Property IP Stars 2016

Related News

AA Thornton ranked with ‘Leading Firm’ status in the Legal 500 2019

  The Legal 500 2019 edition has now been published and we are delighted that the firm has once again been ranked as a leading firm for both patents and trade marks, and that our level of service was recognised, once again, as “outstanding”:  “The ‘excellent’ A.A. Thornton & Co. ‘goes the extra mile to provide outstanding customer service’ and has… Read more »

A.A. Thornton & Co. Partners recommended in the World Trademark Review 2018

We are thrilled to announce that Partners and Chartered Trademark Attorneys Ian Gill and Vanessa Lawrence, have been, once again, recommended in the 2018 edition of the World Trademark Review (WTR) 1000: The World’s Leading Trademark Professionals, in the “prosecution and strategy” category. They also received the following client comments: “Trademark and design pro Ian Gill has technical and… Read more »

A.A. Thornton & Co. ranked with ‘Leading Firm’ status in the Legal 500 2017

The Legal 500 2017 edition has now been published and we are delighted that the firm has once again been ranked as a leading firm for both patents and trade marks, and that our level of service was recognised as “outstanding”.   The editorial sections for each of our entries in the directory are reproduced below:  “A.A. Thornton & Co.’s level… Read more »

Related Events

Related Publications