Ellis King

UK/European Patent Attorney


Ellis graduated from Imperial College London in 2019 with a first-class MSci Physics degree, and joined Dehns in September of that year. During her degree she studied a wide range of topics including solid state physics, astronomical imaging, and computational neuroscience. Ellis also studied for a year at the University of Heidelberg, where she completed her Masters project with the Institute of Environmental Physics, developing an algorithm for evaluating local methane sources and patterns using data from a cavity ring-down spectrometer. Ellis had previously been a summer intern with Dehns in 2018.

Ellis qualified as a UK and European Patent Attorney in 2023.


Types of clients and client work

Ellis handles work in multiple jurisdictions with a variety of clients, ranging from individuals to multinational corporations, and is involved with the drafting, prosecution, and litigation of patents across various areas of technology. Ellis also has experience with the drafting, filing, and prosecution of design applications.



Working within the Engineering Team at Dehns, Ellis handles work across a wide range of subject-matter, including refrigeration systems, petroleum engineering, aerospace engineering, and medical devices.


Qualifications and Memberships

  • Authorised Representative before the Unified Patent Court (UPC) 2024
  • European Patent Attorney, 2023
  • UK (Chartered) Patent Attorney, 2023
  • Student member of the Chartered Institute of Patent Attorneys (CIPA)
  • Certificate in Intellectual Property Law, Queen Mary University of London, 2020


Higher Education

MSci, Physics, Imperial College London, 2019



In 2023, Ellis was awarded the Gill prize by CIPA for best overall performance in the the final qualifying patent exams.

Contact details

St Bride’s House
10 Salisbury Square
United Kingdom

+44 (0)20 7632 7200 +44 (0)20 7353 8895


mechanical engineering