Jaap Mannaerts

Jaap Mannaerts

Partner since 2012

Dutch and European patent attorney

  • Chemistry
  • Nutrition
  • Pharmacy
  • SPC
Dutch, English and German

Jaap joined NLO in 2003. Before joining NLO, he was engaged in drug regulatory affairs on behalf of the Dutch branch of Novartis.



Jaap mainly practises in the fields of pharmaceutics and nutrition. His specific areas of expertise include pharmacology, pharmaceutical technology, organic chemistry and analytical chemistry. Jaap is currently responsible for the patent portfolios of several Dutch companies involved in human and veterinary nutrition. He also represents several multinational pharmaceutical companies before the Dutch Intellectual Property Office. 

In addition to drafting and prosecuting patent applications, Jaap has been involved in opposition and appeal proceedings before the EPO and in patent litigation before the Dutch Courts.



Jaap holds an MSc in Bio-pharmaceutical Sciences (2002) from Leiden University.


Member of

In 2013 Jaap became a board member of the Dutch Association of Patent Attorneys. He is also a boardmember of the institution responsible for the training and education of patent attorneys in the Netherlands (SBO).


More information

Jaap has extensive experience in the field of supplementary protection certificates for medicinal products and plant protection products in the Netherlands, both in prosecution and litigation. 


Working at NLO

On a regular basis we are looking for people to join our company. Are you interested in a career at NLO? Please visit our special working at NLO website.

Intellectual Property: Cases

Intellectual Property is a valuable asset. From start-up to market leader, applying a smart strategy for patents, trademarks and/or designs adds value to every company. Examples of such successful IP strategies can be found at our page ‘Cases’. Read more