EPO and USPTO launched the Cooperative Patent Classification System
The CPC is the result of a partnership between the EPO and the USPTO in their joint effort to develop a common, internationally compatible classification system for technical documents, in particular patent publications, which will be used by both offices in the patent granting process.
15 January 2015
The 2015.01 version of the CPC scheme is in force.
12 January 2015
Important notification regarding upcoming changes to the schema's (xsd) of the CPC scheme and definitions. More information.