TY - GEN T1 - Oppositions before the European Patent Office / AU - Roberts, Gwilym, VL - 1999 No 3 pages 304-330 ID - 23456 KW - Patents KW - Intellectual property KW - PATENTS : INTERNATIONAL LAW : EUROPEAN PATENT OFFICE (EPO) KW - OPPOSITION PROCEEDINGS : EUROPEAN PATENT OFFICE (EPO) KW - OPPOSITION SYSTEM : SUBSTANTIVE LEGAL ASPECTS : EUROPEAN PATENT OFFICE (EPO) KW - OPPOSITION SYSTEM : PROCEDURAL ASPECTS : EUROPEAN PATENT OFFICE (EPO) TI - Oppositions before the European Patent Office / ER -