1、epo.orgGuidelines for Examination in the European Patent OfficeApril 2026April 2026 ISBN 978-3-89605-415-9DOI 10.65216/20260401-0010Published by the European Patent Office(EPO)Principal Directorate 5.3 Patent Law and Procedures 80298 Munich Germany patentlawepo.org EPO 2026ISBN 978-3-89605-415-9DOI
2、10.65216/20260401-0010Guidelines for Examination in the European Patent Office April 2026 List of Contents 2 Guidelines for Examination in the EPO April 2026 List of Contents General Part Contents a 1.Preliminary remarks 1 2.Explanatory notes on how to use the Guidelines 2 3.Procedures covered and g
3、uidance provided 6 4.Work at the EPO to guarantee quality,equal treatment and equal service levels 8 5.The use of artificial intelligence 9 6.Summary of the processing of Euro-direct and Euro-PCT applications and European patents at the EPO 10 7.Contracting states to the EPC 12 8.Extension to and va
4、lidation in states not party to the EPC 13 9.Unitary Patent protection 13 Part A Guidelines for Formalities Examination Contents a Chapter I Introduction I-1 Chapter II Filing of Euro-direct applications and examination on filing II-1 Chapter III Examination of formal requirements III-1 Chapter IV S
5、pecial provisions IV-1 Chapter V Communications concerning formal deficiencies;amendment of application;correction of errors V-1 April 2026 Guidelines for Examination in the EPO List of Contents 3 Chapter VI Publication of application;request for examination and transmission of the dossier to examin
6、ing division VI-1 Chapter VII Languages VII-1 Chapter VIII Common provisions VIII-1 Chapter IX Drawings IX-1 Chapter X Fees X-1 Chapter XI Inspection of files;communication of information contained in files;consultation of the European Patent Register;issue of certified copies XI-1 Chapter XII Euro-