Carl J. Bjerkelund
Trademark attorney

Phone: (+47) 23 32 77 21


Carl J. Bjerkelund is a trademark and design attorney with 25 years’ experience in the Intellectual Property field. He provides a wide range of services, including general and strategic trademark counseling, developing and implementing trademark protection strategies, clearance/FTO’s, portfolio auditing, filing, enforcement and prosecution, IP-related agreements, unfair competition issues, counterfeiting and adjacent areas. Carl is fluent in Norwegian, English and Italian, and became a partner at Onsagers when the firm merged with Defensor in 1997.

Key Experience

Carl provides IP counsel to companies of all sizes and in all industries, including many large, well- known national and multi-national enterprises. He was the first Norwegian counsel to successfully obtain trademark registration in Norway for a colour mark. His argumentation before the Norwegian Appeal Board also led to a change to registrations of trademarks previously being considered non-distinctive ‘model indications’.

Career History

1997 – Date: Onsagers, Partner / Trademark and Design Attorney

1990 – 97: Defensor, Partner / Trademark and Design Attorney


University of Oslo, Bachelor of Law

University of Oslo, Studies in Italian language and literature, including Italian teaching

Professional Memberships

  • The Association of European Trade Mark Owners (MARQUES)
  • The European Communities Trademarks Association (ECTA)
  • International Trademark Association (INTA)