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‘Innovation only creates sustainable value when it is properly protected and defended.’
Leen Beller

Leen Beller

  • Life Sciences
  • European and Dutch Patent Attorney
  • Associate

After studying Biomedical Sciences at KU Leuven, Leen obtained her PhD from the Rega Institute in 2015. For five years, she conducted research into the development of the gut microbiome in healthy children in their first year of life. With a strong scientific background in microbiology, virology, genomics, bioinformatics, and biostatistics, she made the switch to V.O., where she works as a Dutch and European patent attorney in the Chemistry & Life Sciences department.

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As a patent attorney, Leen advises biotech and life sciences companies on the patentability of new developments and assists them in drafting and prosecuting patent applications. She also represents clients in opposition and appeal proceedings before the European Patent Office, provides support in legal proceedings, and conducts analyses of third-party rights. With an analytical and creative eye, she advises clients on building and defending strong patent positions.

Working experience

  • Patent Attorney, V.O. (March 2025)
  • Trainee Patent Attorney, V.O. (2021-2025)
  • PhD student, Rega Institute KU Leuven (2015-2021)

Education

  • Professional Training for Patent Attorneys, Radboud University (2024)
  • PhD in Biomedical Sciences, KU Leuven (2020)
  • MSc in Biomedical Sciences, KU Leuven (2015)
  • BSc in Biomedical Sciences, KU Leuven (2013)

Languages

  • Dutch (native)
  • English (fluent)
  • French (basic)

 

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News

The license of right for the unitary patent: smart cost saving or strategic limitation?

With the introduction of the European patent with unitary effect (unitary patent or UP), patent holders now have access to new strategic tools. One of these is the license of right (LoR). What does such a declaration entail, and what advantages and disadvantages can it have for the protection of your intellectual property?Continue reading

UPC jurisdiction over UK designations and conditional infringement relief in Fujifilm v Kodak

In the case of Kodak vs. Fujifilm concerning EP 3 511 174 on 2 June 2026 before the Court of Appeal of the Unified Patent, the Court of Appeal addressed the UPC’s jurisdiction over the UK designation of a European patent. The decision is important because it applies the CJEU’s reasoning in BSH v Electrolux […]Continue reading

Case Law Clarity

Visitors to the V.O. website may already have noticed that it has recently been expanded with a new section: Case Law Clarity. With this addition, the website responds to the growing need for clear and consistent explanations of complex legal developments in patent law.Continue reading