Partner
UK, Irish, Dutch, and European Patent Attorney
UPC Representative
European and Dutch Trade Mark Attorney
European Patent Litigation Certificate (CEIPI, Université de Strasbourg)
MSc Physics, University of Utrecht (NL)
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Joeri is a Galway and London based Irish, UK, Dutch, and European patent attorney with more than 20 years of experience in supporting his clients’ IP needs with high quality drafting, prosecution and opposition work and sound commercial and strategic advice. He has helped many clients to use their patent portfolio for the benefit of their business or to strategically move around the competition’s IP. Joeri spent a considerable part of his career in-house at a large and innovative multinational corporation, where he developed a deep love for combine harvesters and other agricultural technology.
Joeri's technical background lies in the field of experimental sub-atomic physics and his daily practice covers a broad range of physics, mechanical engineering and control software. Amongst all the different technologies he has been extensively involved in are optical recording, medical devices, agricultural equipment, consumer electronics, and automotive. He regularly represents clients in opposition and appeal procedures at the EPO and in various proceedings at the UPC. In the European patent community, he is best known for his claim drafting courses and his activities as a tutor for the European Qualification Exam for aspiring patent attorneys.
01.06.2026
Keltie recognised in IAM Patent 1000 2026Keltie is delighted to announce its continued recognition in the latest edition of the IAM Patent 1000 – a leading global guide to the world’s top patent professionals and firms.
05.05.2026
Sean Cummings Named Ireland Practitioner of the Year at the Managing IP Awards 2026Keltie partner Sean Cummings has been recognised at the Managing IP Awards 2026 as Practitioner of the Year among patent and trade mark attorney firms in Ireland.
17.06.2025
Patenting trends in circular plastics13.01.2025
Protecting IP in agricultureOtherLess related knowledge
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