Madrid economic, cultural, industrial, educational, and technological centre on the European continent. Madrid lies on the southern Meseta Central, 60 km south of the Guadarrama mountain range and straddling the Jarama and Manzanares river sub-drainage basins, in the wider Tagus River catchment area. There is a considerable difference in altitude within city limits ranging from in the Manzanares riverbanks in the southeast of the municipality to above sea level in the highest part of the Fuencarral-El Pardo district. Over a quarter of the Madrid municipal area is covered by the largely forested protected area of El Pardo. Madrid has an inland
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