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‘Creative thinking is the key to all innovation.’
Leo Jessen

Leo Jessen

  • Engineering
  • European and Dutch Patent Attorney
  • Partner

Leo Jessen started his career as a patent attorney in 1992 with V.O. He studied Industrial Design Engineering and after passing his attorneys exams Leo studied law.

Leo’s clients are mainly in the field of mechanical engineering. His specialisms are consumer products, medical appliances and ergonomics.

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Together with his clients Leo defines their IP strategy and where appropriate files, prosecutes and defends their IP rights worldwide. This also includes challenging third party rights, licensing and FTO studies.  Leo has a wide experience in patent cases before the court in The Hague and before the EPO.

Leo is actively involved in the training of new patent attorneys in Dutch, European and international patent practice. Furthermore he is an active member (chair) of the IP enforcement and Litigation group of FICPI, the International Federation of Intellectual Property Attorneys.

Working experience

  • Patent Attorney, V.O. (1992-present)
  • Freelance consultant in Ergonomics and product design (1989-1992)
  • Ergonomics Department, Volvo Cars (1989)

Education

  • MSc in Industrial Design Engineering, Delft University of Technology (1989)

Directories

  • Always performs excellently in the courtroom (JUVE Patent 2020).
  • “Gifted in both prosecution and litigation”, Leo Jessen is “extremely good at building a case” (IAM Patent 1000, 2019).
  • Peers praise Leo Jessen as “a really excellent, strong attorney who’s been around for many years”. Jessen prosecutes applications for a wide segment of devotees, who depend on his aptitude in filing, oppositions and appeals to keep their stress levels low throughout the patent lifecycle (IAM Patent 1000, 2018).
  • Heineken is one of the big names that engage Leo Jessen for his drafting and prosecution talents (IAM Patent 1000, 2017).
  • A key reference for companies in the consumer products sector, Leo Jessen has recently been advising Heineken on the expansion of its patent portfolio (IAM Patent 1000, 2016).
  • Leo Jessen is one of a rare breed, having spent his entire career at a single firm. With V.O. since 1992, the quick-witted strategist advises mechanical engineering clients on how to procure, defend and monetise IP rights (IAM Patent 1000, 2015).
  • Recognized as IP Star (2015, 2014, 2017, 2018, 2019, 2020) by Managing Intellectual Property.
  • Leo Jessen can address the myriad of concerns which arise in the mechanical engineering space (IAM Patent 1000, 2014).
  • “Excellent communicator” Leo Jessen and Bernard Ledeboer are the top mechanical engineering specialists there (IAM Patent 1000, 2013).
  • Leo Jessen is renowned for his creative approach, especially in relation to mechanical patents. Mechanical engineering is his field and he has profound knowledge of consumer products, ergonomics and medical appliances (IAM Patent 1000, 2012).

Professional & Community Activities

  • FICPI: Secretary of the Netherlands section and member of CET Group 7, IP Enforcement and Alternate Dispute Resolution
  • AIPPI
  • AIPLA

Languages

  • English
  • Dutch
  • German
  • French

News

Recommended by JUVE Patent

In May 2020, V.O. was recommended by JUVE Patent in the categories Patent Filing and Prosecution. Listed as recommended individuals are Marco Box, Leo Jessen, Bernard Ledeboer, Otto Oudshoorn and Jetze Beeksma.Continue reading

Two prizes for V.O.

This January, the Netherlands’ office of V.O. was crowned the best patent firm of 2019. This selection as the ‘Netherlands Patent Attorney Firm of the Year’ was announced by the Intellectual Asset Management (IAM) and World Trademark Review (WTR).Continue reading

The utility model – a rapid alternative to a patent

A patent application is often the solution for anyone who wishes to officially attach exclusive rights to intellectual property. However, there are alternatives. For instance, in the German market, companies can also choose to protect industrial inventions using a ‘utility model’.Continue reading

Events

Knowledge for Growth 2020

Gent ICC, Ghent, Belgium

Don’t miss the 2020 edition on 10 September and capture the attention of 1,200 high-level life sciences actors from about 550 companies & organisations! The cream of the European life sciences community will be attending the 16th edition of flanders.bio’s annual knowledge for growth business conference, attracting decision makers from biotech, pharma and medtech as well as investors, universities, topnotch research institutes, policymakers and competence providers. Continue reading

IP World Summit 2020

Hilton London Syon Park, Park Road, Isleworth, Brentford, UK

IP World provides the opportunity to network with senior IP professionals from across the Globe, and from global corporates across the high tech, telecoms, software, pharmaceutical, retail, FMCG, online and oil & gas industries. Continue reading

IPBC Europe 2020

Shelbourne Hotel, Saint Stephen's Green, Dublin, Ireland

Europe’s foremost conference about IP value creation. On 19-21 October, the prestigious Shelbourne Hotel will play host to corporate IP leaders from across Europe and beyond when they meet to discuss what world-class IP portfolios, strategies and service provision look like – and how to achieve them. Continue reading