Intellectual property

Wiersholm

Wiersholm’s ‘best in town’ IP practice stands out for its broad expertise across the full spectrum of intellectual property matters, advising clients across a broad range of industries on copyright issues, patent litigation, trade mark matters, and trade secrets work. The ’excellent‘ Hans Erik Johnsen has a broad practice with a notable emphasis on the broadcasting, media, and sports sectors. Rune Opdahl specialises in contentious and non-contentious copyright, trade mark, and patent matters, while seasoned IP litigator Anne Marie Sejersted has extensive experience acting for clients in the life sciences, offshore, and renewables industries; the trio jointly oversees the team. At associate level, Kristiane Aarvik and Dina Brask are also recommended.

Legal 500 Editorial commentary

Testimonials

Collated independently by Legal 500 research team.

‘The team delivers services of very high quality. They are proactive, solution-oriented, efficient, available and very conscious of quality. Their sector knowledge and experience within our sector is unique and makes them our preferred legal adviser. In total, we are very satisfied with Wiersholm's IP team.’
‘The individuals we work with are always available and provide high quality legal advice within short deadlines. They are extremely service minded and professional.’
‘I worked mainly with Anne Marie Sejersted and Dina Brask. Both are very talented individuals who were very well prepared for the trials we faced. I felt the company was in very good hands, and we won our cases.’
‘Hans Erik Johnsen is one of kind. Excellent lawyer and knows the media market in Norway especially well.’
‘Wiersholm has in our case set itself apart through its meticulous approach to legal problem-solving. They were detailed in their practices, left no stone unturned in their pursuit of legal excellence for us.'
‘We strongly recommend Wiersholm. Their department for intellectual property is, in my opinion, best in town. They do have the perfect combination of practical and theoretical knowledge.’
‘Hans Erik Johnsen offers first-class service, and his advice is always to the point. Rune Opdahl has an outstanding technical understanding.’
‘Anne-Marie Sejersted: Very experienced and competent.’

Key clients

SkandiaEnergi Omsetning AS
NOBA Bank Group AB
Visma AS
Monster AS
Schibsted ASA
Altibox AS
Silva Green Fuel DA
Statkraft
Aller Media Group
Orkla ASA
Rimfrost AS
Norsk Postkodelotteri AS
Discovery Networks Norway AS
ByOslo Group
Anora AS
Nordisk Film
Glenmark Pharmaceuticals
Aars

Work highlights

Representing Eltorque AS in an unfair marketing lawsuit against Brødrene Dahl AS.
Successfully defended Silva Green Fuel in patent litigation brought against the client by LTL; the court ruled that the client’s production method for biofuel would not infringe LTL’s patent.
Representing Bank Norwegian (a branch of NOBA Bank Group) in a substantial trade mark dispute against Norwegian Air Shuttle ASA.

Lawyers

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