Oriol Ramon Sauri, partner in the intellectual property department of Amat y Vidal-Quadras, defended last December 18, 2015 the Ph.D. at the University of Barcelona, obtaining the highest university qualification with the special mention cum laude. The title of the doctorate dissertation, inventive step as a condition of patentability, is a thorough study of this main requirement in patent law, both in doctrine and jurisprudence development over time as in major jurisdictions.