OAPI, the African Intellectual Property Organization is an intellectual property organization headquartered in Yaoundé, Cameroon. As of March 2017, OAPI member states are: Benin, Burkina Faso, Cameroon, the Central African Republic, Chad, Comoro Islands, Congo, Equatorial Guinea, Gabon, Guinea, Guinea-Bissau, Ivory Coast, Mali, Mauritania, Niger, Senegal and Togo.