Príncipe Pío (Madrid Metro) Príncipe Pío (Madrid Metro) Príncipe Pío (formerly Estación del Norte) is a multimodal station in Madrid, Spain that services Madrid Metro Line 6, Line 10, and Ramal, Cercanías Madrid commuter rail lines C-1, C-7, and C-10, as well as city buses and intercity and long-distance coaches. It is located next to the River Manzanares between the San Vicente roundabout, the Cuesta de San Vicente, the Paseo de la Florida, and the Paseo del Rey in the district of Moncloa-Aravaca. It is one of the busiest stations in the Madrid Metro and Cercanías systems. Príncipe Pío's train station has three levels.
Madrid system portfolio of independent national registrations. Madrid now permits the filing, registration and maintenance of trade mark rights in more than one jurisdiction, provided that the target jurisdiction is a party to the system. The Madrid system is administered by the International Bureau of the World Intellectual Property Organization (WIPO) in Geneva, Switzerland. There are 90 countries part of the Madrid System. The Madrid system comprises two treaties; the "Madrid Agreement Concerning the International Registration of Marks", which was concluded in 1891, and entered into force in 1892, and the "Protocol Relating to the Madrid Agreement", which came into operation on