What are Orphan Works?
A work to which the rightholder cannot be identified or, if identified, cannot be located.*
* Definition as in the Final Report of 3.06.2008 of the High Level Expert Group (HLEG) - Copyright Subgroup on European Digital Libraries established by the Eurupean Commission in relation to the i2010 Digital Libraries initiative, as adopted by the HLEG on 4 June 2008.