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).
1 July 2025: 2025.08 pre-released material:
- 2025.08 CPC Scheme in PDF and in XML
- 2025.08 CPC to IPC concordance in PDF, XML and TXT
- Notices of Changes related to the "2025.08 CPC Scheme":
- CPC Notice of Changes 1759-RP11745 (B05B)
- CPC Notice of Changes 1764-RP10474 (H01R finalised)
- CPC Notice of Changes 1765-DP12703 (B08B)
- CPC Notice of Changes 1766-DP12709 (F27D)
- CPC Notice of Changes 1767-DP12699 (various)
- CPC Notice of Changes 1768-MP12503 (various)
- CPC Notice of Changes 1769-DP12724 (G06F)
- CPC Notice of Changes 1770-RP11659 (various)
- CPC Notice of Changes 1771-DP12701 (B64D)
- CPC Notice of Changes 1772-MP12700 (B60K)
- CPC Notice of Changes 1773-DP12698 (H10H)
- CPC Notice of Changes 1775-RP11807 (F21Y finalised)
- CPC Notice of Changes 1776-RP11832 (H04W)
- CPC Notice of Changes 1777-DP12702 (A01G)
- CPC Notice of Changes 1778-DP12707 (various)
- CPC Notice of Changes 1779-MP12705 (various)
- CPC Notice of Changes 1780-DP12267 (G06Q)
- CPC Notice of Changes 1781-MP12729 (various)
- CPC Notice of Changes 1782-MP12697 (various)
- CPC Notice of Changes 1783-DP12706 (H10F)
- CPC Notice of Changes 1784-DP12704 (D06J)
- CPC Notice of Changes 1785-DP12695 (various)
- CPC Notice of Changes 1786-DP12473 (G05D)
- CPC Notice of Changes 1787-RP12411 (various)
- CPC Notice of Changes 1788-RP12311 (F01N)
- CPC Notice of Changes 1789-MP10332 (B01J)
- CPC Notice of Changes 1790-MP12714 (various)
- CPC Notice of Changes 1791-RP11982 (G06Q)
- CPC Notice of Changes 1792-RP11980 (G06Q)
- CPC Notice of Changes 1793-RP11981 (various)
- CPC Notice of Changes 1794-RP12295 (F23D)
- CPC Notice of Changes 1795-RP12170 (various)
- CPC Notice of Changes 1796-RP11902 (H04N finalised)
- CPC Notice of Changes 1797-RP11777 (B64G finalised)
- CPC Notice of Changes 1798-RP12316 (various)
- CPC Notice of Changes 1799-RP11513 (A01C finalised)
- CPC Notice of Changes 1801-MP12775 (D06J)
- CPC Notice of Changes 1802-RP10424 (B29C finalised)
- CPC Notice of Changes 1805-RP0396 (G06F finalised)
- CPC Notice of Changes 1806-RP10484 (E21C finalised)