Close Chapter I – Opposition procedure Submenu Breadcrumb Home The European Patent Convention – Contents Implementing Regulations Part V Chapter I Rule 75 Print Facebook Twitter Linkedin Email Rule 75 – Surrender or lapse of the patent Rule 75 – Surrender or lapse of the patent Rule 76 – Form and content of the opposition Rule 77 – Rejection of the opposition as inadmissible Rule 78 – Procedure where the proprietor of the patent is not entitled Rule 79 – Preparation of the examination of the opposition Rule 80 – Amendment of the European patent Rule 81 – Examination of opposition Rule 82 – Maintenance of the European patent in amended form Rule 83 – Request for documents Rule 84 – Continuation of the opposition proceedings by the European Patent Office of its own motion Rule 85 – Transfer of the European patent Rule 86 – Documents in opposition proceedings Rule 87 – Content and form of the new specification of the European patent Rule 88 – Costs Rule 89 – Intervention of the assumed infringer Rule 75Surrender or lapse of the patent Part V – Implementing Regulations to Part V of the Convention Chapter I – Opposition procedure An opposition may be filed even if the European patent has been surrendered in all the designated Contracting States or has lapsed in all those States. Next Show modifications EPC - Reference Art. 99R. 98, 143 Cross-reference list EPC EPC 1973 R. 75Art. 99(3)