Court of Justice 7 July 2011, C-140/10 (Greenstar-Kanzi Europe NV v Jean Hustin and Jo Goossens.)

Opinion of the Advocate-General Opinion of the Advocate-General ( Community plant variety rights system – Holder – Licensing contract – Infringement of the licensing contract by the person enjoying the right of exploitation in his relations with third parties – Action for infringement against a third party – Principle of exhaustion ) I – Introduction 1.