Eni SpA the former Ente Nazionale Idrocarburi, a public law agency, established on February 10, 1953. The Company, with its subsidiaries, is engaged in the oil and gas exploration and production, marketing of gas and LNG, refining and marketing of petroleum products, power generation, production and marketing of petrochemical products, commodity trading and oilfield services and engineering industries. The Exploration & Production segment is engaged in oil and natural gas exploration and field development and production, as well as LNG operations in 42 countries, including Italy, Libya, Egypt, Norway, the United Kingdom, Angola, Congo, Nigeria, the United States, Kazakhstan, Russia, Algeria, Australia, Venezuela, Iraq and Mozambique. The Gas & Power segment is engaged in supply, trading and marketing of gas and electricity, international gas transport activities, and LNG supply and marketing. This segment also includes the activity of electricity generation that is ancillary to the marketing of electricity. Refining & Marketing segment is engaged in crude oil supply, refining and marketing of petroleum products mainly in Italy and in the rest of Europe. It is also subject to the competition rules established by the Agreement on the European Economic Area (the EEA Agreement), which are analogous to the competition rules of the Lisbon Treaty (ex Treaty of Rome) and apply to competition in the European Economic Area (which consists of the EU and Norway, Iceland and Liechtenstein). In 2013, the Company filed 59 patent applications, 36 of these coming from its segments and Corporate, 9 from Versalis and 14 from the Engineering & Construction activities of Saipem. The Company's exploration and production activities are conducted in many countries and are therefore subject to legislation and regulations.