Thomas Gaarder-Olsen
Attorney at law / Senior partner

Phone: (+47) 23 32 77 20


Thomas is an Attorney at Law and Partner helping domestic and global clients with their trademarks and other intellectual property rights. He is currently listed as a national trademark expert in Who’s Who Legal. His work ranges from developing IP strategy and establishing IP rights, to maintaining and enforcing these rights by dispute resolution and litigation.

Thomas’ clients include some of the biggest Norwegian companies in the fields of consumer products, grocery industry and pharmaceuticals. He also works with international companies seeking to establish and enforce their IP rights in Norway.

Thomas has particular experience helping rights owners fight counterfeiters. In this respect, he was a board member of the Norwegian Anti Counterfeit Group and enjoys a close co-operation with the Norwegian Customs. He is passionate about IPR, and works hard to raise awareness of the importance of IPR among clients and others. He is a regular at international trademark conferences, such as those organized by INTA and PTMG.

Key Experience

  • Assisting some of Norway’s biggest brand owners (e.g. Orkla, TINE) to manage their IP portfolios.
  • Litigating a court case between Sandoz and Novartis, one of Norway’s most notable trademark cases of 2015.

Articles, Publications

Dagens Næringsliv 22 February 2015: “Monopol – eller?».–eller

Dagens Næringsliv 28 Juni 2015: «Vipps, så er varemerket degenerert».

Apéritif, 9 – 2014: «Navnet er din viktigste eiendom».

Career History

2010 – Date: Onsagers, Attorney at Law

2009 – 10: Tandbers Patentkontor (IP company), Attorney at Law

2007 – 09: Lawfirm Steenstrup Stordrange, Associate Lawyer

2006 – 07: Municipality of Oslo, Legal Adviser


1998 – 2005: University of Oslo, Master of Law

2009: Law practicing certificate


2018 & 2019 – Managing Intellectual Property IP Stars – IP Stars