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Quick facts
Established

1887

Number of Partners

55

Number of IP Practitioners

144

Languages

French, German, Spanish, Chinese, Japanese, Italian

Network Memberships

BIA, LSX, One Nucleus, Cambridge Wireless, Tech UK, Immerse UK, UT, FBCC, ADS, MIA, INTA

Key practice areas
Intellectual property
Trade mark
Patent
Intellectual property prosecution
Firm overview

Marks & Clerk is one of the UK’s largest, and longest established, intellectual property firms. Our expert teams of patent and trade mark attorneys and lawyers are wired directly into the UK’s innovation economies via our offices in London, Birmingham, Manchester, Oxford, Cambridge, Edinburgh, Glasgow and Aberdeen. Alongside our presence in the UK, we also have offices in nine international locations covering the EU, Canada and Asia, meaning we can tap into local expertise, globally. 

Our team provides a full-service IP offering, from the initial filing of IP, through to litigation and commercial exploitation. Having seen the benefits that our clients derive from our full-service model, a number of patent attorney firms have since sought to follow a similar approach by adding solicitors to their teams. However, our well-established and highly regarded litigation and commercial transactions practices continue to set us apart from other firms.

We are experts not only in intellectual property law, but also in the science and technology that underpins our clients’ businesses. Our ability to draw upon this specialist technical expertise, not just in the context of patent prosecution but also in the context of litigation and commercial transactions, enables us to provide clients with a level of service and reach unmatched by other firms.

 

Practice Areas & Sector Specialisations

Practice Areas: Copyright, Designs, IP transactions, Life sciences, Patent contentious, Patent litigation, Patent office proceedings, Patent prosecution, Patent strategy & counseling, Trade mark contentious, Trade mark litigation, Trade mark office proceedings, Trade mark prosecution, Trade mark strategy & counseling

Sector Expertise: Aerospace & defence, Agriculture, Artificial intelligence, Automotive, Biotechnology, Chemistry, Computer technology & services, E-commerce, Electrical, Electronics, Fashion & luxury goods, FMCG, Food & beverage, Gaming, Healthcare, ICT & software, Industrials, Instruments, Internet, Life sciences, Manufacturing, Mechanical, Medical device, Mining, Nanotechnology, Oil & gas, Optics & photonics, Pharmaceutical, Renewable energy, Retail, Robotics, Semiconductors, Technology hardware, Telecommunication, Universities & research

Address:
44 rue de la Vallée
L-2661 Luxembourg
Tel:+352 40 02 70 Email:Contact Us Web Address:https://www.marks-clerk.com/
2026 Edition
Intellectual property prosecution
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Overview

International IP firm Marks & Clerk has an office in Luxembourg, where it deals with IP protection work for a range of clients. It works in coordination with the UK IP office for prosecution work.  

Notable patent practitioner: Luca Polverari. 

Notable practitioners: Christophe van Zyl, and Inès Garlantezec 

Linked Reviews
Trade mark

Attorney Martin Gutwillinger is now practicing with Office Freylinger.

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With patent filings stagnant, fewer clients litigating and market consolidation at play, Canadian firms are considering how to challenge the established players
The latest in a dispute over juicing machines, and a shakeup in judicial compositions were also among the top developments
Paul Chapman and Robert Lind, who are retiring from Marks & Clerk after 30-year careers, discuss workplace loyalty, client care, and why we should be optimistic but cautious about AI
Consultation feedback on mediation and arbitration rules and hires for Marks & Clerk and Heuking were also among the major talking points
In the second instalment of our data-led special reports, Managing IP speaks to the most prolific representatives for REUDs on how they manage their team and filing strategies
Developments included an update in the VAR dispute between Ballinno and UEFA, the latest CMS updates, and a swathe of market moves
A ruling concerning a juicing machine, a tussle over a preliminary injunction and a new judge in Paris were among the top talking points this fortnight
A settlement between SharkNinja and Dyson, a costs dispute involving a pornography company, and people moves at Clifford Chance and Casalonga were among the top talking points
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