Our People


Stephen Gill

Partner, European Patent Attorney

Cambridge, London

Stephen Gill
Stephen Gill

Stephen handles patent work in the chemistry & materials team (with a focus on materials) and the engineering team.  His work encompasses transport (particularly aeronautics and railways), power generation, mechanical/structural engineering, medtech, cleantech, and oil & gas industry sectors.

His experience includes:

  • surface coating technology
  • alloys
  • gas turbines and turbochargers
  • oil field technology
  • automotive components
  • computer control systems e.g. in oil field and aeronautical applications
  • wind and tidal turbines
  • carbon sequestration

Stephen deals mainly with patent drafting and prosecution.

Legal 500 2016 comments: “Mechanical engineering expert Stephen Gill has ‘excellent technical knowledge and understands clients’ business needs’.”

IAM Patent 1000 2014 guide for patent prosecution recommends “Star prosecutor Stephen Gill flies the flag in the material science and engineering areas“. Praise continues in the 2016 guide  “Stephen Gill’s expansive practice takes in the medical technology, mechanical engineering and transport spheres”. Stephen has once again been recognised in the 2017 guide, receiving praise for his  ‘diverse sectoral know-how’.  In the 2018 edition of IAM Patent 1000, Stephen receives praise as a  “mechanics maestro with a lock on the oil and gas and structural engineering sectors.” The 2019 IAM Patent 1000 guide Stephen was recognised for his “widely admired” filing practice.

Stephen is also recognised in ‘Managing Intellectual Property’s IP Stars’ 2014-2019 as an ‘IP Star’.

His clients include universities, SMEs and large domestic and multinational companies. He has previously provided in-house assistance to a legal team at a client to help them overcome a prosecution backlog.

Stephen has a degree and PhD in materials science at the University of Cambridge, followed by post-doctoral research at the Ecole Polytechnique Fédérale de Lausanne and industrial R&D experience.

Stephen joined Mewburn Ellis LLP in 1996, qualifying as a Chartered Patent Attorney in 2000 and a European Patent Attorney in 2004. He joined the partnership in 2005.

t: +44 (0)1223 420383
e: stephen.gill@mewburn.com
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