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Mark Heaney



Heaney Mark
Mark Heaney



Mark is known as one of the "go to" patent litigators in the hi-tech sector and is recognised by all major directories as a leading practitioner. He regularly advises on large scale international matters for well-known names in the telecoms, IT and software sectors. Mark is unique in the London IP market with a background and previous career in electronic engineering and a degree in computer science before moving to law, allowing him to talk to clients in their own language.

Mark has been involved in many of the leading cases in the electronics and telecommunications sectors in the UK and much of his work involves cross-border disputes, with litigation often taking place in the UK in parallel with actions in Japan, Germany, the US or the Netherlands.

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News: 17 June 2022

Allen & Overy Lawyers named 2022 Managing Intellectual Property IP Stars

Managing Intellectual Property’s (Managing IP) has selected 19 Allen & Overy lawyers for its IP Stars (2022) guide. The publication is the leading specialist guide to IP law firms and practitioners…

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Publications: 14 October 2021

Optis v Apple [2021] EWHC 2564 (Pat): Apple found to be an “unwilling licensee”

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Publications: 27 May 2021

Commercially essential patents recognised as essential facility in China

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Publications: 20 March 2020

IP rights in the UK during and after the Brexit transition period

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Experience highlights



Allen & Overy LLP
One Bishops Square
E1 6AD

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BSc in Computer Science, 1991


Published work

Mark Heaney, Neville Cordell, Mark Ridgway, Taly Dvorkis (April 2017), First UK High Court judgment in Unwired Planet v Huawei FRAND trial, finds worldwide licence is FRAND, Allen & Overy

Mark Heaney, Mark Ridgway, Taly Dvorkis (November 2016), The UK high court to determine FRAND rates for standard essential patents, Allen & Overy