Lone Prehn

Senior Partner

Attorney at Law

European Trademark and Design Attorney

+45 39 48 82 64



Lone has worked at Zacco since 1990. In her work, she deals with trademark clearance and filing strategies, trademark strategies, trademark conflicts including Board of Appeals and Court cases, Community Trademark opposition and Board of Appeals cases and domain name conflicts, including .dk, WIPO and .eu complaints.

Lone is a WIPO Panelist and has been an alternate judge with the Danish Domain Name Dispute Resolution Centre and a .eu Panelist.Lone holds a Master of Law degree of 1989 from the University of Copenhagen and is an attorney at law. She is further an examined Danish Patent Agent of the Danish Association of Patent Agents.

Her memberships in various associations include The European Communities Trade Mark Association (ECTA) and the International Federation of intellectual Property Agents (FICPI). She is a professional representative before The Office for Harmonization in the Internal Market, Trade Marks and Designs (OHIM).

Lone was vicepresident of the Danish Association of Trademark and Patent Agents from 2009-2010. In 2010 Lone was appointed a member ofthe advisory board of the Center for Innovation- and Information Rights (CIIR) under the law faculty of the University of Copenhagen.

Lone has won the ILO Client Choice Award 2010 and 2011 in the Intellectual Property category for Denmark, and has received the Global Law Experts Award in the category Intellectual Property for Denmark, 2013. She is also a WTR 1000 Recommended Individual for 2019 by World Trademark Review. You can see her profile here. Moreover, Lone is ranked by Managing IP as an IP Star for 2019.

Areas Of Expertise

Trademark Prosecution
Cancellation Actions
Conflict Handling and Enforcement
Clearance Searches
Monitoring and Watch

IP Strategy
Strategy Development
Strategy Implementation
Due Diligence
IP Risk Management
Portfolio Management

Litigation and Dispute Resolution
Marketing and Regulatory

Digital Brands
Brand Monitoring
Digital Brand Protection
Conflict Handling and Enforcement