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).
3 December 2024: 2025.01 pre-released material:
- 2025.01 CPC Scheme in PDF and in XML
- 2025.01 CPC to IPC concordance in PDF, XML and TXT
- Notices of Changes related to the "2025.01 CPC Scheme":
- CPC Notice of Changes 1655-RP10470 (various)
- CPC Notice of Changes 1657-RP10469 (various)
- CPC Notice of Changes 1661-MP12248 (H04L)
- CPC Notice of Changes 1662-RP10476 (B01D)
- CPC Notice of Changes 1663-RP0320 (G11B finalised)
- CPC Notice of Changes 1664-MP12109 (H04W)
- CPC Notice of Changes 1665-MP12108 (F16L)
- CPC Notice of Changes 1666-RP10429 (various finalised)
- CPC Notice of Changes 1667-RP11908 (A23L finalised)
- CPC Notice of Changes 1668-MP12470 (various)
- CPC Notice of Changes 1669-MP12348 (F22D)
- CPC Notice of Changes 1670-MP12266 (various)
- CPC Notice of Changes 1672-DP12269 (various)
- CPC Notice of Changes 1673-MP12349 (F22G)
- CPC Notice of Changes 1674-MP12350 (various)
- CPC Notice of Changes 1675-RP12290 (B29C)
- CPC Notice of Changes 1676-MP12332 (G05F)
- CPC Notice of Changes 1677-MP12406 (H10N)
- CPC Notice of Changes 1678-MP12461 (B23K)
- CPC Notice of Changes 1679-RP12338 (G06F)
- CPC Notice of Changes 1680-MP12460 (A61K)
- CPC Notice of Changes 1681-RP12466 (H05K)
- CPC Notice of Changes 1682-RP12336 (G06F)
- CPC Notice of Changes 1683-RP12330 (A01K)
- CPC Notice of Changes 1684-RP12334 (G08G)
- CPC Notice of Changes 1685-RP12347 (C08L)
- CPC Notice of Changes 1686-RP12335 (H02K)
- CPC Notice of Changes 1687-RP12462 (A01G)
- CPC Notice of Changes 1688-RP12361 (various)
- CPC Notice of Changes 1689-MP12467 (various)
- CPC Notice of Changes 1690-RP12464 (F27D)
- CPC Notice of Changes 1691-MP12365 (H05H)
- CPC Notice of Changes 1692-MP12364 (H03H)
- CPC Notice of Changes 1693-MP12343 (F27B)
- CPC Notice of Changes 1694-MP12331 (F27D)
- CPC Notice of Changes 1695-RP12458 (B60K)
- CPC Notice of Changes 1696-RP12360 (A61K)
- CPC Notice of Changes 1697-RP12344 (various)
- CPC Notice of Changes 1698-RP12459 (B64D)
- CPC Notice of Changes 1699-RP12366 (A23B)
- CPC Notice of Changes 1700-RP12457 (various)
- CPC Notice of Changes 1701-RP12358 (various)
- CPC Notice of Changes 1702-RP12345 (F22B)
- CPC Notice of Changes 1703-RP12367 (A23C)
- CPC Notice of Changes 1704-RP12368 (A23D)
- CPC Notice of Changes 1705-RP12369 (A23L)
- CPC Notice of Changes 1706-RP12370 (A21D)
- CPC Notice of Changes 1707-RP12381 (A23F)
- CPC Notice of Changes 1708-RP12382 (A23G)
- CPC Notice of Changes 1709-MP12468 (G01N)
- CPC Notice of Changes 1710-MP12337 (various)
- CPC Notice of Changes 1711-MP12463 (A47C)
- CPC Notice of Changes 1712-MP12469 (F01B)
- CPC Notice of Changes 1713-MP12363 (A61F)
- CPC Notice of Changes 1717-RP0757 (various finalised)
- CPC Notice of Changes 1719-RP12362 (A61B)
- CPC Notice of Changes 1720-RP12357 (various)
- CPC Notice of Changes 1721-RP12064 (D06F finalised)
- CPC Notice of Changes 1722-RP12333 (various)
- CPC Notice of Changes 1723-RP12465 (various)
- CPC Notice of Changes 1724-RP12065 (G01N finalised)
- CPC Notice of Changes 1725-RP11978 (H04L finalised)
- CPC Notice of Changes 1726-RP11977 (G06T finalised)
- CPC Notice of Changes 1727-RP11793 (H02K finalised)
- CPC Notice of Changes 1728-RP11770 (G06F finalised)
- CPC Notice of Changes 1729-RP11757 (H04W finalised)
- CPC Notice of Changes 1730-RP0735 (C12P finalised)
- CPC Notice of Changes 1731-RP0731 (B60R finalised)
- CPC Notice of Changes 1732-RP11668 (H04W finalised)
- CPC Notice of Changes 1733-DP12628 (H01M)