Herrero & Asociados

Established: 1982 | Number of Professional Staff: 117
Operates in Portugal, Spain

Provided patent filings

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


Edificio Aqua, Calle Agustín de Foxá 4 – 10, C.P. 28036, Madrid, Spain