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Mathys & Squire LLP

Work 020 7830 0000
Fax 020 7830 0001

London: TMT (technology, media and telecoms)

PATMA: Patent attorneys
PATMA: Patent attorneys - ranked: tier 1

Mathys & Squire LLP

Mathys & Squire LLP's life sciences and chemistry and IT, telecoms and engineering departments are among the most active and prestigious patent drafting and filing practices in the market. While the practice counts a high number of international corporations as its clients, it can also look back on a strong track record of prosecution work for start-ups and was appointed as a provider of intellectual property rights services for the North Eastern Universities Purchasing Consortium in 2018. Christopher Hamer and Martin MacLean direct the life sciences and chemistry group while Jane Clark and Ilya Kazi direct the IT and electronics department. Paul Cozens is the head of the engineering practice and the Cambridge-based Alan MacDougall leads the telecoms group. Hazel Ford joined as of counsel from Finnegan, Henderson, Farabow, Garrett & Dunner LLP and subsequently made partner. Of counsel Victoria Strachan, who joined from Wynne-Jones IP, has headed the Oxford office since it opened in late 2018, at the same time as the new Midlands office. Of counsel Alison Haile joined from Beresford Crump. Unless otherwise stated all practitioners are based in London. The firm also has offices in Brighton, Cambridge, Manchester and York, as well as three offices in continental Europe. Harvey Adams joined Carpmaels & Ransford LLP. Peter Garrett retired.

Practice head(s):Jane Clark; Paul Cozens; Christopher Hamer; Ilya Kazi; Alan MacDougall; Martin MacLean

Other key lawyers:Catherine Booth; Anna Gregson; Dani Kramer; Sean Leach; Craig Titmus


'The team has a unique blend of diversity of technology expertise combined with individual personal touch, which means that you get both the security that the science is fully understood, along with the in-depth relationship with a single key legal adviser. They are adaptive and responsive to the client's needs, and very experienced in handling complex collaborative projects with several stakeholders. They also have outstanding commercial expertise, so always see the bigger picture.'

'Mathys & Squire LLP is an excellent associate office for EPO patent matters. The team is efficient and responsive. They are in tune with the client's needs and handle our requests in a professional and well-organised manner. Their experience makes it easy to entrust them with patent filings for UK as well as for EPO matters.'

'Very professional, innovative, reliable and efficient.'

'Very thorough in analysis, preparation and strategy for oppositions.'

'Anna Gregson is simply outstanding. Professional, pragmatic, approachable and always on hand for advice.'

'Martin MacLean is a real guru in the healthcare and pharmaceutical field, and brings his experience to bear in not only giving very wise legal advice, but also setting things in a commercial context.'

'Ilya Kazi is second to none in being able to sit down with a new client and get straight to the crux of the issue they need to resolve. He is excellent both in detail and in longer term strategy, very often coming up with business directions that the clients have not thought of.'

'Catherine Booth excels in: 1) understanding the business needs, 2) learning the technical details, 3) capturing relevant law, 4) persuasive communication both on paper and in person, 5) listening to and countering third parties in real time.'

'Christopher Hamer is always keen to provide support in whatever way the firm can, which is very useful for an in-house team that has several peaks of legal work and different priorities from time to time.'

'Sean Leach is technically brilliant and even R&D folks, who are PhDs in their specialist areas, have commended his grasp of new technologies.'

'Craig Titmus is highly knowledgeable and consistently meets incredibly tight deadlines.'

Key Clients




Elixir Medical Corporation

Intuitive Surgical Operations




Public Health England


Work highlights

  • Advised Colorifix on the development and strategic prosecution of the client's  intercontinental IP portfolio covering a technology using agricultural by-products for the production of pigments and dyed fabrics through microorganism-based synthetic biology.
  • Successfully represented Novartis in opposition proceedings brought against a patent which was key to its $235m acquisition of a glaucoma treatment company.
  • Representing Public Health England on international prosecution strategies regarding patents covering diagnostics and therapeutics for high-risk pathogens.
  • Successfully represented AAK in opposition proceedings brought against General Mills regarding a patent covering a hydrated fat composition.
  • Developing a patent filing strategy for the start-up Chip[s] Board to protect its range of sheet materials produced using bioplastics and natural reinforcers.

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PATMA: Trade mark attorneys
PATMA: Trade mark attorneys - ranked: tier 2

Mathys & Squire LLP

Mathys & Squire LLP assists with the full spectrum of trade mark prosecution and since its acquisition of Coller IP in December 2017 is also able to offer a comprehensive trade mark valuation and commercialisation service. The group is experienced in assisting large multinationals and domestic start-ups alike, with an especially strong focus on the automotive sector as part of an overall diverse sector offering. The Manchester-based Gary Johnston and the London-based Margaret Arnott, who is dual-qualified as a solicitor and heads the litigation practice, direct the team. Associate Rebecca Tew joined from Marks & Clerk LLP to head up the newly opened Midlands office, which complements the firm's already wide domestic footprint. The international offices are in Paris, Munich and Luxembourg.

Practice head(s):Gary Johnston; Margaret Arnott

Key Clients

British Gas

Edward de Bono Limited

Harley-Davidson USA LLC


Morgan Sindall

Orb Factory Limited


The Institute of Chartered Accountants in England & Wales


Work highlights

  • On behalf of ZapGo, successfully secured the invalidation in China of the client's own logo, which had been registered after a trade mark application by a third party in China, using the client's copyright in the logo, and liaising closely with the client's Chinese counsel to clear the way for the client to register the logo as a trade mark for itself.
  • Successfully represented Harley-Davidson in hard-fought EUIPO Board of Appeal proceedings arisen from the Opposition Division's rejection of the client's opposition to the registration of the trade mark 'Harlie Charper', ultimately overcoming the challenges caused by the different classes of goods involved for the two trade marks.
  • Advised Orb Factory in connection with the removal of false and commercially damaging statements from articles featured on the websites of The Sun and The Mirror in which the client's trade mark and copyrighted material had been used.
  • Assisted Morgan Sindall with the enforcement of its trade mark portfolio, including negotiations with a third party which had incorporated a conflicting company name and the representation of the client in multiple negotiations with third parties in the context of trade mark registration opposition proceedings.
  • Management of Edward de Bono Limited's international trade mark portfolio, including the further development of the portfolio through new trade mark applications and the recordal of assignments on an international basis. The jurisdictions involved include the UK, Singapore, China, Hong Kong, Canada, the US and Australia.

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