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Mathys & Squire LLP

Martin MacLean

London, UK UK Guide 2022 Ranked in 1 departments
Ranked in : Intellectual Property: Patent Attorneys
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Lawyer profile for UK 2022


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Intellectual Property: Patent Attorneys - UK-wide

Band 1

Martin MacLean is a biochemistry and biotech expert responsible for prosecuting often revolutionary and highly valuable patent portfolios. His clients range from start-ups to multinational corporations.
"Martin is deeply knowledgeable and very flexible." 
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Lawyer information

This content is provided by Martin MacLean

Practice Areas

Martin’s principal practice areas include; drafting and global prosecution, defence and opposition, freedom-to-operate and strategic advice. In this regard, he has extensive experience in the conduct of hearings before the European Patent Office, having conducted over 100 hearings. Martin specialises in technologies such as the re-targeting of bacterial toxins, vaccines, expression systems, microbial detection assays, cytokine-based therapeutics, and agrochemicals, and represents clients ranging from UK Government and blue chip biotech companies through to spin-outs and start-ups.


Martin has a strong background in biochemistry and biotechnology, having obtained a first class degree in microbial technology and a PhD for research conducted into the biochemical aspects of acidophilic bacteria, both at Warwick University. He also has a master's degree in IP from the University of London.

Martin acts as a tutor for the UK and European qualifying examinations. He also serves as a lecturer and clinician for the Chartered Institute of Patent Attorneys. Martin qualified as a Patent Attorney in 1999, joined Mathys & Squire in the same year, and became a partner of the firm in 2004.

Professional Memberships

Chartered Patent Attorney and European Patent Attorney.


Martin is a co-author of ‘Intellectual Property Issues for Bacteriophages‘, a Springer publication (2020), pp. 1-19 Bacteriophages.

Martin MacLean

Mathys & Squire LLP

yellow-guide 12 YEARS RANKED
Phone number

The Shard, 32 London Bridge Street


Greater London



Ranked In

UK 2022

UK 2021

UK 2020

UK 2019

UK 2018

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