Our people

Susie Harrison

Susie Harrison

Our People

Susie Harrison

IP Director, Patent Attorney

Life Sciences


UPC Representative

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Susie spends most of her time carrying out patent prosecutions before the European Patent Office in the life sciences sector. She also has experience in worldwide prosecution, as well as EPO opposition and appeal proceedings.

Areas of Expertise

  • Personal medicine/diagnostic and prognostic markers
  • Nucleic acid and protein therapeutics/diagnostics
  • Nucleic acid editing using CRISPR/Cas 9 technologies
  • Antibody engineering
  • Foetal DNA analysis techniques
  • Culture media


Susie works predominantly with life sciences attorney firms in the US, Japan and Australia, as well as small and large life sciences companies in the US and Europe and technology transfer organisations.


Susie has a biochemistry degree from the University of Newcastle-Upon-Tyne. She trained in the patent department of an international pharmaceutical company in Switzerland from 1986 to 1990, also working for a large firm of patent attorneys in London from 1990 to 1994. She qualified as a Chartered Patent Attorney in 1991 and a European Patent Attorney the following year, joining Mewburn Ellis LLP in 2001. Susie became a Patent Director with the introduction of that role to Mewburn Ellis LLP.


Susie has been listed as a recommended lawyer and key lawyer in the 2022 edition of The Legal 500.