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).
2 December 2025: 2026.01 pre-released material:
- 2026.01 CPC Scheme in PDF and in XML
- 2026.01 CPC to IPC concordance in PDF, XML and TXT
- Notices of Changes related to the "2026.01 CPC Scheme":
- CPC Notice of Changes 1774-MP11959 (B01L)
- CPC Notice of Changes 1800-MP12732 (H01J)
- CPC Notice of Changes 1803-MP12774 (G06E)
- CPC Notice of Changes 1804-MP12731 (various)
- CPC Notice of Changes 1807-RP10462 (G02B finalised)
- CPC Notice of Changes 1808-RP10454 (H05K finalised)
- CPC Notice of Changes 1809-RP11845 (E05Y finalised)
- CPC Notice of Changes 1810-MP12758 (various)
- CPC Notice of Changes 1811-MP12726 (G06F)
- CPC Notice of Changes 1812-MP12708 (various)
- CPC Notice of Changes 1813-MP11852 (C07G)
- CPC Notice of Changes 1814-DP12765 (various)
- CPC Notice of Changes 1815-MP11676 (A61K)
- CPC Notice of Changes 1816-MP12721 (various)
- CPC Notice of Changes 1817-RP12725 (various)
- CPC Notice of Changes 1819-MP12717 (A61K)
- CPC Notice of Changes 1820-MP12754 (various)
- CPC Notice of Changes 1821-MP12252 (H01C)
- CPC Notice of Changes 1822-MP12803 (various)
- CPC Notice of Changes 1823-RP12722 (G21K)
- CPC Notice of Changes 1824-MP12838 (various)
- CPC Notice of Changes 1825-RP10483 (E04B finalised)
- CPC Notice of Changes 1826-RP11666 (H04B finalised)
- CPC Notice of Changes 1827-RP11898 (H05G finalised)
- CPC Notice of Changes 1828-MP12820 (G07G)
- CPC Notice of Changes 1829-MP12836 (various)
- CPC Notice of Changes 1830-RP11529 (B41J finalised)
- CPC Notice of Changes 1831-RP0752 (G01J finalised)
- CPC Notice of Changes 1832-MP12738 (H05K)
- CPC Notice of Changes 1833-MP12827 (G06J)
- CPC Notice of Changes 1834-MP12812 (H04R)
- CPC Notice of Changes 1835-RP12366 (A23Bcorrected)
- CPC Notice of Changes 1836-RP12368 (A23Dcorrected)
- CPC Notice of Changes 1837-RP12381 (A23Fcorrected)
- CPC Notice of Changes 1838-RP12813 (G06G)
- CPC Notice of Changes 1839-RP12818 (H05K)
- CPC Notice of Changes 1840-RP12727 (F26B)
- CPC Notice of Changes 1841-MP12817 (G06M)
- CPC Notice of Changes 1842-MP12837 (A01B)
- CPC Notice of Changes 1843-RP12829 (A23L)
- CPC Notice of Changes 1844-RP12806 (C07K)
- CPC Notice of Changes 1845-RP12808 (C09K)
- CPC Notice of Changes 1846-RP12814 (G06Q)
- CPC Notice of Changes 1847-RP12831 (C21D)
- CPC Notice of Changes 1848-RP12821 (B60D)
- CPC Notice of Changes 1849-RP12839 (G01N)
- CPC Notice of Changes 1850-RP12824 (H02J)
- CPC Notice of Changes 1851-RP12802 (G06T)
- CPC Notice of Changes 1852-RP12723 (H02J)
- CPC Notice of Changes 1853-RP12830 (A61L)
- CPC Notice of Changes 1854-MP12811 (G03G)
- CPC Notice of Changes 1855-MP12823 (various)
- CPC Notice of Changes 1856-MP12835 (A63G)
- CPC Notice of Changes 1857-MP12804 (B23K)
- CPC Notice of Changes 1858-MP0117 (H01L finalised)
- CPC Notice of Changes 1859-RP12819 (various)
- CPC Notice of Changes 1860-RP12800 (various)
- CPC Notice of Changes 1861-MP12716 (various)
- CPC Notice of Changes 1862-MP12840 (various)
- CPC Notice of Changes 1863-MP12828 (various)
- CPC Notice of Changes 1864-MP12834 (A47K)
- CPC Notice of Changes 1865-MP12833 (B60F)
- CPC Notice of Changes 1866-RP12367 (A23Ccorrected)
- CPC Notice of Changes 1867-MP12826 (B61K)
- CPC Notice of Changes 1868-MP12805 (G06F)
- CPC Notice of Changes 1869-MP12816 (G04C)
- CPC Notice of Changes 1870-MP12825 (B61H)
- CPC Notice of Changes 1871-MP12832 (A63F)
- CPC Notice of Changes 1872-MP12798 (C12N)
- CPC Notice of Changes 1873-MP12809 (B60H)
- CPC Notice of Changes 1874-MP12822 (various)
- CPC Notice of Changes 1875-MP12810 (B21F)
- CPC Notice of Changes 1876-RP11801 (H10K finalised)