Onsagers management team have a comprehensive experience from a broad array of industries, Norwegian Patent and Trademarks Office (NIPO) and management positions in large international corporations. Thanks to their effort Onsagers is the  most successful and largest IP-firm i Norway with a full service law boutique with a “top-tire” ranking.



Lars-Fredrik Urang

CEO / Director Patent Department
An experienced business executive with operational hands-onfocus. His commercial awareness and keen interest in technical development mirror Onsagers culture and his leadership.

Ann-Cathrin Hoel

Manager Business Development, IP and Sustainability/ Senior partner
As a leading Trademark processional in NO and head of legalshe brings 25 years experience, also as an in- house lawyer with global players, and former legal counsel at NIPO.

Vidar Øyehaug

Head of finance and shared services
International Financial experience, within Pharma Industry, and Building Automation. Resposible for operational controlling, budgets, rolling forcasting and corrective actions.
Onsagers is a top-tier, full-service firm with 30 patent attorneys and attorneys at law. With more ex-Norwegian Patent Office (NIPO) attorneys than any other firm, with extensive NIPO experience as well as acting as expert witnesses and expert judge.

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Handling IP issues for more than six decades, with 50 people at your service, we understand the challenges in-house lawyers face, how you think but also what you need from a specialist firm like ours, especially in terms of quality, speed and cost.

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Onsagers helps with European Patent Office applications as part of our ‘full-service’ offering for all IP legal matters. We’ve handled and prosecuted cases in more than 140 different jurisdictions, and employ more technical PhDs than any other law firm in Norway.

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