Mark Roberts

Partner, Patent Attorney

The Legal 500 identifies Mark as a "recommended individual" who is "rated for his particular expertise in the areas of medical devices and high-strength materials" and who is "always ready with useful advice and creative solutions". IAM Patent 1000 identifies Mark as a recommended individual and notes "Roberts is consistently first rate. His most notable characteristics are a willingness to acquire in-depth understanding of the nuances of each matter and a resourcefulness that enables him to find effective, inventive solutions". Managing Intellectual Property (MIP) has gathered client opinions which state Mark is "logical, responsive and appropriate with respect to his dealings with the patent office and the client. He is very good at explaining issues that are not that familiar to US attorneys. We always value his opinion". Mark is also a Patent Expert in Expert Guides.

Mark handles a broad spectrum of work originating from the UK and USA, including drafting, filing and prosecuting patent applications as well as advising on third party patents as part of due diligence and freedom to operate exercises. He has a special focus on medical devices and medical machines and acts for a number of medical technology clients. He visits patent applicants and attorneys regularly in the USA.

Mark is extremely experienced in contentious proceedings before the European Patent Office and usually attends several Opposition Division hearings each year, as well as attending a significant number of Examining Division and Board of Appeal hearings. Mark has attended over 100 EPO hearings and has acted in a number of commercially important cases, both defending his clients' patents and attacking patents owned by competitors.

Mark has detailed knowledge of the intricacies of European prosecution and is also responsible within J A Kemp for monitoring changes in patent law worldwide.

As well as European and British patent work, Mark has substantial experience in obtaining patent protection for clients abroad, especially in the USA, Japan, Korea and China. Mark is experienced in drafting, filing and prosecuting families of applications abroad and is able to coordinate patent filing programmes in an efficient and cost-effective manner.

Mark joined J A Kemp in 1997 and became a partner in 2007. He is based in our London office.




University of Oxford, Masters Degree in Engineering Science

Professional Qualifications

European Patent Attorney; UK Chartered Patent Attorney

Membership of Professional Bodies

Fellow of the Chartered Institute of Patent Attorneys (CIPA); Member of the Institute of Professional Representatives before the European Patent Office (EPI); Affiliate membership of the Institute of Physics and Engineering in Medicine (IPEM); Member of the OBN Medtech Advisory Board

Contact Mark

If you wish to talk to Mark Roberts, please send an email directly to

or call +44 20 3077 8600

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