In this area of the website, CPC related material such as scheme files, notices of changes, concordances, etc, will be published about one month before official entry into force of this material.
The publication of the pre-released material started on 6 May 2014 concerning the June 2014 CPC scheme version (2014-06).
The pre-release will normally happen on the first Tuesday of a given month (for example Tuesday 6 May 2014) for entry into force on the first day of the following month (for example 1 June 2014).
13 January 2023: 2023.02 pre-released material:
- 2023.02 CPC Scheme in PDF and in XML
- 2023.02 CPC to IPC concordance in PDF, XML and TXT
- Notices of Changes related to the "2023.02 CPC Scheme":
- CPC Notice of Changes 1390-MP11840 (various)
- CPC Notice of Changes 1391-MP11769 (various)
- CPC Notice of Changes 1392-MP11942 (H04W)
- CPC Notice of Changes 1393-MP11775 (G06C)
- CPC Notice of Changes 1394-MP11922 (various)
- CPC Notice of Changes 1395-MP11762 (C23G)
- CPC Notice of Changes 1396-MP11921 (various)
- CPC Notice of Changes 1397-MP11917 (H02G)
- CPC Notice of Changes 1398-MP11916 (H02B)
- CPC Notice of Changes 1399-MP11911 (C09C)
- CPC Notice of Changes 1400-MP11906 (G01B)
- CPC Notice of Changes 1401-MP11773 (G04F)
- CPC Notice of Changes 1402-DP11899 (B01F)
- CPC Notice of Changes 1403-MP11763 (B03B)
- CPC Notice of Changes 1404-MP11764 (various)
- CPC Notice of Changes 1405-MP11776 (H05G)
- CPC Notice of Changes 1406-MP11909 (various)
- CPC Notice of Changes 1407-MP11910 (B03C)
- CPC Notice of Changes 1408-MP11912 (C23D)
- CPC Notice of Changes 1409-RP11944 (H01L)
- CPC Notice of Changes 1410-RP11945 (H01L)
- CPC Notice of Changes 1411-RP11766 (various)
- CPC Notice of Changes 1412-RP11761 (various)
- CPC Notice of Changes 1413-RP11801 (various)
- CPC Notice of Changes 1414-RP11760 (various)