All CLEF-IP collections, as extracts of MAREC, are available under the Creative Commons License (see the paragraph below) and are now freely available to download.
MAREC by IRF is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License. Permissions beyond the scope of this license may be available at mailto:marec@fandan.net. |
December, 2022
The CLEF-IP test collections are now available from the TU Wien Research Data repository.
Follow the links below to go to the specific CLEF-IP edition
CLEF-IP 2009 |
CLEF-IP 2012 |
CLEF-IP 2010 |
CLEF-IP 2013 |
CLEF-IP 2011 |
The documents in the patent collection are stored as XML files.
The documents are derived from European Patent Office and have mixed content in English, German and French.
The files contain bibliographic data as well as descriptive text. The XML files are quite comprehensive, containing detailed
information on inventors, assignees, priority dates etc. From the variety of information in the XML files, these are the elements you should start to look at: