Allen & Overy LLP

Intellectual Property Department

London (Firms)
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What the team is known for Extremely powerful patent litigation arm and deep resources for IP-heavy corporate deals. Recommended for licensing transactions in high technology and life sciences, and for trade mark, copyright and designs litigation. Has an in-house trade mark and designs prosecution and oppositions offering.

Strengths A client says: "They are very talented and understand the technology. Their strategic and proactive counsel is most impressive."

A client says: "I am very pleased with their legal and technical ability, their responsiveness and the easy-going yet hard-working manner with which they conduct themselves."

Work highlight Enforcing Regeneron's proprietary transgenic mouse technology in patent litigation against Kymab, Novo Nordisk and Merus.

Notable practitioners

David Stone is considered by a senior market source to be "one of the top trade mark and design solicitors in London." Hespecialises in litigation, although he also advises on portfolio management. The same source describes Stone as  a "deep thinker" and a "good man to have on your side in a fight."

Jim Ford is renowned for his work advising on highly complex licensing, collaboration and rights acquisition transactions concerning life sciences and hi-tech patents, and also software assets. A client describes him as "a hugely experienced negotiator with a great work ethic."

Marc Döring leads the UK IP litigation team and is recommended for life sciences and hi-tech cases. A client says: "He is a very calm head and is able to focus on issues from the client’s perspective, identifying the key commercial points."

Marjan Noor is one of the most sought-after patent litigators in the country, and is relied upon by leading innovators to run complex and often international multipatent cases. A commentator describes her as "a hard-working, agile and strategic litigator who commands the confidence of stellar clients," while a client says: "She has recently exceeded even herself in the quality of her work, her tenacity and her passion."

Mark Heaney is regarded as one of the finest computer science specialists working in the law today, and is sought after for software and hardware-related disputes. A source describes him as "an extremely experienced, technically adept and strategic litigator."

Mark Ridgway is a patent litigator, equally at home with hi-tech and life sciences disputes of deep complexity. A source says: "Very hard-working and hands-on, he provides great support to his client."

Neville Cordell excels at disputes involving all core IP rights. A source says: "A great litigator with a real appreciation of the litigation process, he is very well regarded for his pharmaceutical sector work, and is equally able to run electronics or physics technology cases at a first-rate level."