Yngve Øyehaug Opsvik

Senior associate

Yngve Øyehaug Opsvik’s areas of concentration are contentious and non-contentious patents, trade marks, copyright, unfair competition and related matters. Yngve litigates extensively.



Rankings and recognitions

  • Chambers Europe 2021 – Intellectual Property – Norway – Associates to watch
  • Legal500 EMEA 2021: Rising Star Intellectual Property
  • Ip Stars – Rising Star 2020/2021
  • Ranked in first place in the “up and coming” category within Intellectual property in Norwegian daily newspaper Finansavisen’s ranking of lawyers 2021.


Advises clients on matters relating to patents, trademarks, copyright, unfair competition and trade secrets. He has litigated a number of cases within these areas for clients in several different sectors, but especially pharma and biotech-related patent cases. Yngve advises clients in ongoing non-contentious matters and in contract and dispute resolution negotiations.


Attorney, GjessingReimers
Attorney, Grette
Senior Associate, Grette2016-2018
Associate, Grette2014-2016


Lawyers' practising certificate
Master of Law, University of Oslo2014


  • The Norway Chapter in International Intellectual Property Litigation, Sweet & Maxwell Ltd., 1997 – date (with Amund Brede Svendsen);
  • The Norway Chapter in World Intellectual Property Rights and Remedies, Oxford University Press, Inc., 1998 – date (with Amund Brede Svendsen);
  • Contributor and member of the editorial board, iptrollet.no.


Norwegian Bar Association

Norwegian Association for the Protection of Industrial Property


The Scandinavian languages, English.