Lerroux members have been admitted to practice by the Madrid, Oviedo, Valencia, Alicante and Murcia Bar Associations and before other important Spanish cities, as well as before the Supreme Court of Justice (Tribunal Supremo), and the Constitutional Highest Court (Tribunal Constitucional).
Regarding Industrial and Intellectual Property, lawyers who are partners of our firm have been admitted to practice by the Spanish Trademark and Patent Office as Industrial Property Official Agents, also by the Office for the Harmonization in the Internal Market (European Union Office for Trademarks and Designs), and by the European Patent Institute, as European Patent Attorneys.

We are active members of several International Associations, such us International Trademark Association (INTA), la Asociación Interamericana de la Propiedad Industrial (ASIPI) and Licensing Executives Society (LES). ABPI (Associação Brasileira da Propriedade Intelectual), AIPPI (Asociación internacional para la protección de la propiedad industrial o intelectual) Licensing Executives Society (LES), o la misma CTA (China trademark Association)