Department profile
Marks & Clerk

Intellectual Property

Global Guide 2026 : UK


Marks & Clerk

Rankings

Chambers and Partners

Ranked Individual

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Chambers Review

Provided by Chambers

Intellectual Property - UK

Band 4

Band 4


What the Team is Known For

Marks & Clerk is a dedicated IP firm noted as a regular presence in the patent courts, fighting cases for leading electronics, engineering and pharmaceutical companies. Clients benefit from the firm's strong relationship with its sister patent and trade mark attorney firm.

Strengths

They are well organised and clearly explain legal concepts and processes to lay participants. Their team has great breadth with clearly defined roles that are openly communicated.

The team is very enjoyable to work with: they are accessible, proactive and responsive. They are also pragmatic in their approach.

They have a high level of expertise, work well as a team and are able to handle complex, high-stakes cases.

Work Highlights

Marks & Clerk Law represented Pfizer on a complex three patent revocation action against GSK relating to the rollout of RSV vaccines.

Notable practitioners
Mike Gilbert
Mike Gilbert is recommended for his expert handling of complex life sciences patent litigation. He is highly regarded for his practice specialism in SPCs and biopharmaceutical patents.

Mike Gilbert handles complex cases very well, builds a strong team, is easy to work with and is results-oriented.

Mike has provided insightful clarification on multiple occasions over the past year.

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Ranked Individuals at Marks & Clerk (1)

UK

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