International Patent Classification (IPC) - Download and IT support area
This area includes: IPC master files and their by-products as well as some of the tools used to create them.
In case of inconsistency between master files and their by-products, the master files are the reference.
All files are made available for accessing by any user free of charge. The term "accessing" includes:
(a) downloading and storing information;
(b) copying, modifying layout or format, creating printouts or derivative products, displaying or networking of the information.
The user should acknowledge WIPO's copyrights in respect of the use of data from the authentic versions of the IPC in public products and services.
| Download data |  Access current edition: 2009.01 |
Access old editions |
| IPC Portal | Access WIPO IPC systems |
| Download tools | Access toolbox |
| Documentation | See documentation and presentations about IT operations and Support for the IPC |
IPC IT Support News:
- The IPC 2009.01 internet publication, updates of definitions and catchword index and related master files are available
(Dec 17, 2008)
- Availability of new PDF versions of the IPC 2008.04
(Jul 30, 2008)
- IPC 200901 Masterfiles and Earlypub publication are available
(Jul 1, 2008)
- IPC 2008.04 static files available in XML and HTML format (direct access or download)
(May 30, 2008)
- IPCPubPrep is available for download
(May 30, 2008)
