ISERN Patentes y Marcas boasts 100 years of experience. Since 1924, we have been processing and defending national and international trademarks and patents, in addition to offering strategic and innovative solutions in intellectual property: technological reports, reports on international expansion of innovation, etc.

More than 150 specialized professionals provide services to 40,000 clients worldwide, positioning us as the leading firm in Europe for consulting and defending intellectual property rights. ISERN has the most significant local presence in Spain with 12 offices spread throughout the national territory and an international network of prestigious associated firms, thanks to our 100 years of international work.

We are the leading European firm in EU trademark applications from European owners, the second Spanish firm in applications and renewals of national trademarks in Spain. In terms of innovation protection, we are the second firm in validations of European patents, and the fourth agency in the ranking for the protection of national inventions (patents and utility models).

After 100 uninterrupted years of protecting and defending innovation, we are aware of the importance of being a socially responsible entity. We contribute our part to building a better, more dignified, and equal society. Therefore, we have the first pro bono program specialized in Intellectual Property, as well as our cooperative solidarity with several Non-Governmental Organizations (NGOs).