International Patent Classification (IPC) - Reclassification Area
This is the official WEB site for IPC reclassification.
- Reclassification information exchange specification
- Country table with IPC level and Office responsible for reclassification
- Documentation: specification, DTD.
To return reclassification data for the IPC edition YYYYMM, please send an Email to ipc.reclassification@wipo.int as follows:
- with the title "IPC RECLASSIFICATION DATA YYYYMM"
where
YYYYMM is the concerned IPC edition
(e.g. IPC RECLASSIFICATION DATA 201101) - with the reclassification data as attachment in conformity with
specification explained in the Documentation
folder
(e.g. IPC_RESULTS_EP_M099_0001_151206_1107.zip).
Because of automatic procedure in place, please make sure that your e-mail comply with the above mentioned protocol. Please note that for the same reason, the text of the email body may not be read by WIPO staff but will be forwarded to the MCD.
More details under "reclassification information exchange.doc"
Reclassification assistance tool
Use free contribution to assist creation of IPC reclassification data (*)
(*) Disclaimer: although this contribution may be useful for some of the patent offices, WIPO cannot endorse responsibility for its technical support.
Reclassification Data:
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Statistics:
| Restricted access (e.g. error lists):
Based on recommended standard on two-letter codes for the representation of states, other entities and intergovernmental organizations |
Contacts:
- IPC matters : ipc.mail@wipo.int
- Technical support : claims@wipo.int
- Master Classification database (MCD) : mcd@epo.org


