European Validation RWS European validation agent in Portugal and Spain

Herrero & Asociados (H&A) is considered to be one of Spain’s leading patent firms both by number of European patents and PCT applications filed and on account of its highly specialized employees. The firm’s partners are all experienced IP practitioners who specialize in a variety of industry fields. The firm started with a sole office in Madrid, which remains the head office, but has since opened offices in Bilbao, Sevilla, Barcelona, Valencia, Reus, Gijón, Alicante, Murcia, Santiago and Lisbon.


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

Contact Information


Cedaceros 1
(esquina a Alcalá, 26),
28014 Madrid,