EPO and USPTO launched the Cooperative Patent Classification System

The CPC is the result of a partnership between the EPO and the USPTO in their joint effort to develop a common, internationally compatible classification system for technical documents, in particular patent publications, which will be used by both offices in the patent granting process


10 November 2023

The CPC release schedule for the year 2024 has been agreed as follows:

  • 1 January 2024 (CPC 2024.01)
  • 1 May 2024 (CPC 2024.05)
  • 1 August 2024 (CPC 2024.08)

Please note that all IPC 2024.01 changes are expected to be reflected in the CPC 2024.01 release. Therefore, we do not expect any CPC release in February 2024.