Tropa is a professional, international IP firm

We offer a comprehensive approach to solve the challenges of our clients

Our clients range from multinational corporations to high-technology entrepreneurs across all industries. We advise our clients on national and cross-border strategies, intellectual property protection and enforcement of intellectual property rights.

Our services include intellectual property litigation, copyrights, patent filing and prosecution, technology and licensing transactions, trademarks and brand management and trade secrets litigation, filing and prosecution of national, European and international trademark and design applications.

Our dedicated team of employees provide high-quality advice on cases involving intellectual property rights, including:

  • Patents

    - filing, prosecution, validation, administration such as renewal fee management
  • Designs

    - filing, prosecution and administration such as renewal fee management
  • Trademarks

    - filing, prosecution and administration such as renewal fee management
  • Legal services

    - infringement cases, post-grant proceedings and disputes as well as drafting and negotiation of agreements and licenses.


We have office locations in Copenhagen and Hadsten.
Niels Ferreira da Silva Uth
- Owner & Manager, Patent Attorney, PhD


Niels has worked with patents on a professional level since 2006. He has five years of practical experience from Grundfos, one of the largest industrial companies in Denmark. In addition, he has worked as a patent attorney for several patent agencies.

More about Niels and TROPA team