European Validation RWS European validation agent in Estonia

Patent Agency Käosaar is a leading intellectual property law firm in Estonia, as well as being one of the oldest. The firm is an active member of several international organizations, such as INTA, AIPPI, ECTA, FICPI and epi. It advises local and international clients on all IP matters in Estonia, the EU and internationally. With more than 25 years’ experience and in-depth knowledge of trademarks, inventions (patents, utility models), industrial designs, domain names, copyright and unfair competition and a diverse client base, it is able to provide clients with quick and efficient solutions to any IP-related issues. Eleven of the fifteen staff are patent/trademark attorneys, lawyers and experts in their field.


• Biotechnology
• Chemical Science
• Electrical
• Information Technology
• Mechanical
• Pharmaceutical

Contact Information


Tähe 94,
50107 Tartu,