Pitcairn Islands, as a British Overseas Territory, relies on the UK IPO for its intellectual property-related affairs. The Pitcairn Islands group is a British Overseas Territory. It comprises the islands of Pitcairn, Henderson, Ducie and Oeno. Pitcairn, the only inhabited island, is a small volcanic outcrop situated in the South Pacific at latitude 25.04 south and longitude 130.06 west.