Marielle Dejligbjerg

Partner, European Patent Attorney, CDPA, Head of National Validations

About Marielle Dejligbjerg

CEIPI Diploma on Patent Litigation
Strasbourg, France, 2018

European Patent Attorney, 2013

Certified Danish Patent Agent (CDPA), 2010

PhD (Molecular Biology)
University of Copenhagen, 2007

MSc (Human Biology)
University of Copenhagen, 2003


Marielle counsels on all areas of life science but specialises in health and medicine, drugs, molecular biology and biotechnology.

Her clients range from innovative startup companies and individual scientists to Danish universities and medium-sized companies primarily in the biotechnology and pharmaceutical industry. They are largely concentrated in medicaments, small molecules, proteins and genes, biomarkers, medical treatment and diagnostic.

Marielle joined HØIBERG in 2007 and became partner in 2014. Marielle counsels on all aspects of patenting, from patentability assessments and drafting patent applications and prosecuting same in Europe and the rest of the world, opposition proceedings, formulating IPR strategies, freedom-to-operate analysis and assisting in IP due diligence.

Marielle has a background in human biology with focus on pathophysiology, cell biology and pharmacology. In 2007 she obtained the Industrial PhD degree from the University of Copenhagen in collaboration with the National University Hospital and a medium-sized Danish biotech company.


  • Member, ADIPA (Association of Danish Intellectual Property Attorneys)
  • Member, FICPI (Fédération Internationale des Conseils en Propriété Industrielle)
  • Member, EPI (European Patent Institute)
  • Tutor at the CEIPI Basic Training Course