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Procedural information on all European patent applications
Procedural information on all European patent applications
ESPACE EP
Full-text of the most recent four weeks of EP-A and EP-B publications
Full-text of the most recent four weeks of EP-A and EP-B publications
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Revisions of the IPC
This page lists the revisions to the IPC following the IPC reform in January 2006. For more detailed information on the particular changes, click on the Revision date.
| Revision date | IPC symbols affected | Description |
|---|---|---|
| 01.01.07 | A62D3/00 | Process for making harmful chemical substances harmless |
| H02M | Apparatus for the conversion of electric power |
More information about the 8th edition of IPC classification and the planned updates on WIPO website.