International Patent Classification (IPC) - IPCWLMS

This is the official WEB site for IPC reclassification.

Reclassification information exchange specification: not yet available
Documentation: specification, DTD.

To return reclassification data for the IPC edition YYYY.MM, you can:

Use IPCWLMS Reclassification application to submit online Result lists in conformity with the specifications explained in the Documentation folder.
Use IPCWLMS Reclassification application to do Online reclassification.

Simulation Data:

Reclassification Data:

Contacts:

IPC matters: ipc.mail@wipo.int
DOCDB: patentdata@epo.org