

BAHR
Client SatisfactionBAHR‘s intellectual property practice covers all areas of contentious and non-contentious matters and has positioned itself as a key adviser to multinational pharma companies, and clients in the energy, media, and telecoms sectors. Experienced litigator Eirik Basmo Ellingsen is singled out as ’exceptional in navigating complex legal frameworks’ and oversees the team. Litigator Gunnar Sørlie has vast experience handling complex patent disputes; Anja Stensrud Elverum is another key name in this space. IP transactions are another key area of work for the practice, in which Jacob A. Møller and Lars G. Norheim are recommended.
Testimonials
Collated independently by Legal 500 research team.
‘Super high quality and one of the best for patent litigation in Norway.’
‘Deep technical understanding of complex patent disputes, very attentive to detail.’
‘BAHR's Intellectual Property and TMT practice is outstanding due to its deep expertise and innovative approach to complex legal matters.’
‘Eirik Basmo Ellingsen is exceptional in navigating complex legal frameworks.’
‘Anja Elverum is a next-generation star within Intellectual Property law in Norway. She is hands-on and has in-depth knowledge of both the details of the case and the law.’
‘Ability to quickly understand the specifics of the industry in question, not just the legal side of it. Makes building the case a lot more relevant and efficient.’
‘Soft on process, hard on facts. Very good and active listeners, while also being very clear on what they believe is the best strategy. Very good at explaining the risks, and giving good advice based on what the client's risk appetite is.’
Key clients
- Amer Sports (Salomon S.A.S. and Atomic Austria GmbH)
- Baker Hughes
- Bayer
- Biogen
- Bristol-Myers Squibb
- Cisco
- Equinor
- Ewos AS
- Neurim Pharmaceuticals
- Novartis
- Oslo Philharmonic Orchestra
- REITAN/REMA 1000
- Roche/Genentech
Work highlights
- Represented Biogen in patent litigation before the Oslo District Court concerning the validity of Biogen’s patent for Tecfidera.
- Represented Bristol-Myers Squibb in complex patent litigation before the Oslo District Court concerning the blockbuster drug Eliquis.
- Represented Bayer in a patent invalidity action relating to Bayer’s global drug Xarelto (rivaroxaban).
Lawyers

Practice head
The lawyer(s) leading their teams.
Eirik Basmo Ellingsen