http://new.epo.org/en/node/rciii_ii.html PART III – IMPLEMENTING REGULATIONS TO PART III OF THE CONVENTION Breadcrumb Home European Patent Convention (EPC 1973) – Table of Contents Implementing Regulations Part III Chapter II Facebook Twitter Linkedin Email Chapter II – Provisions governing the application Rule 26 – Request for grant Rule 27 – Content of the description Rule 27a – Requirements of European patent applications relating to nucleotide and amino acid... Rule 28 – Deposit of biological material Rule 28a – New deposit of biological material Rule 29 – Form and content of claims Rule 30 – Unity of invention Rule 31 – Claims incurring fees Rule 32 – Form of the drawings Rule 33 – Form and content of the abstract Rule 34 – Prohibited matter Rule 35 – General provisions governing the presentation of the application documents Rule 36 – Documents filed subsequently Chapter IIProvisions governing the application A revised version of the European Patent Convention entered into force on 13 December 2007. The provisions of the revised Convention apply unless the transitional provisions provide for the applicability of the EPC 1973. Rule 26 – Request for grant Rule 27 – Content of the description Rule 27a – Requirements of European patent applications relating to nucleotide and amino acid... Rule 28 – Deposit of biological material Rule 28a – New deposit of biological material Rule 29 – Form and content of claims Rule 30 – Unity of invention Rule 31 – Claims incurring fees Rule 32 – Form of the drawings Rule 33 – Form and content of the abstract Rule 34 – Prohibited matter Rule 35 – General provisions governing the presentation of the application documents Rule 36 – Documents filed subsequently Next Previous Show modifications