Led by Stefan Widmark, the intellectual property and media team at Westerberg & Partners handles a range of work for clients, including disputes regarding patent infringement, copyright infringement and trade secrets, as well as non-contentious trade mark portfolio management. Widmark has strong IP skills, focusing on copyright and trade mark matters. Another leading figure in the team is Henrik Wistam, who has extensive experience and regularly litigates before national courts, the Swedish Intellectual Property Office, and EUIPO courts. Ludvig Holm heads the firm’s patent department, and Helena Wassén Öström leads the trade mark and design prosecution practice.
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Work Department
Intellectual property
Position
A founding partner of Westerberg, Ludvig specializes in patent and trademark litigation, but also does significant work in the video game industry, drawing from his experience as in-house counsel at a major video game company.
Ludvig has acted in some of the most complex Swedish IP cases, including several 3D trademark cases, two of the highest valued patent cases and one of the longer patent trials in Swedish history. His experience in patent litigation covers most technical fields, including DNA sequencing, medical devices, pharma, explosives, fintech, power tools, power transmission and other industries.
Memberships
Ludvig is a former board member of the Swedish Anti-Counterfeiting Group (SACG) and is a member of EPLAW.
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Testimonials
Collated independently by Legal 500 research team.
‘Westerberg and Partners stands out for its exceptional expertise in patent litigation. The team consistently demonstrates deep technical and legal knowledge, which is critical in navigating the complexities of our cases. Their ability to distil intricate issues into clear, actionable strategies sets them apart from other firms.’
‘Westerberg & Partners is a boutique law firm with deep expertise in intellectual property and dispute resolution, known for handling complex, high-profile cases. The firm stands out for its collaborative culture, senior-level involvement, and commitment to quality, diversity, and tailored client service.’
Key clients
- Electrolux
- Gallery Mikael & Thomas Asplund
Work highlights
Represented Electrolux before the Grand Chamber of the Court of Justice of the European Union in a landmark case on cross-border enforcement.