LAWYER PROFILE

Eduardo Castillo

Europe 2026

Pérez-Llorca

Ranked in 2 practice areas

Intellectual Property: Patents

Spain

3 years ranked

Life Sciences: Patent Litigation

Spain

14 years ranked

About

Provided by Pérez-Llorca

Europe

Practice Areas

Intellectual Property & Technology, IP Litigation, Patent Litigation, Unfair Competition.

He acts in high-stakes IP and unfair competition disputes, with a primary focus on complex patent cases in the chemical, life sciences (pharma and biotech) and telecommunications sectors. He regularly designs and coordinates multi-jurisdictional strategies and parallel proceedings.

Career

Eduardo is a partner (since 2021) in Pérez-Llorca’s Intellectual Property & Technology practice. He contributes to national and international legal journals and lectures on the Magister Lvcentinvs (Master’s in Intellectual Property and Digital Innovation) at the Universidad de Alicante.

- 1995 Degree in Law, Universidad Autónoma de Madrid

He works in Spanish, English and Portuguese.

Professional Memberships

Madrid Bar Association (ICAM).

Personal

He was highlighted in the Chambers and World Trademark Review guides as one of the leading individuals in the area. He is a habitual collaborator in national and international legal periodicals and publications, such as Intellectual Asset Management Magazine or Comunicaciones de Propiedad Industrial y Derecho de la Competencia, published by the Instituto de Derecho y Ética Industrial (CEFI).

Master of Law from the Madrid Autonomous University in 1995.

Chambers Review

Provided by Chambers

Chambers European Guide

Intellectual Property: Patents - Spain

Band 2

Individual Editorial

Eduardo Castillo is best known for his handling of patent litigation in the life sciences sector. He acts for both innovators and producers of generic drugs. His wider IP practice extends across telecoms and electronic device patent infringements.

View ranking table

Life Sciences: Patent Litigation - Spain

Band 3

Individual Editorial

Eduardo Castillo has a well-established reputation as a key IP litigator handling Spanish life sciences sector disputes. In addition to his work on pharmaceutical patent disputes, he has additional experience in similar cases relating to the attempted revocation of marketing authorisations for generic medicines.

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