A Guide to the CPC Search Tool on Espacenet

We’ve been following the development and roll-out of the Cooperative Patent Classification (CPC) over the past year, from the initial release of the CPC scheme to a guide describing how major patent search systems will integrate the CPC into their search features. The CPC has already replaced ECLA as of January 1, 2013, and the Espacenet search system has been updated to reflect these changes. The CPC replaces ECLA in the classification section under the Advanced search form on Espacenet, and the CPC search tool is now available on Espacenet under the “Classification search” option.  The tool allows users to keyword search or browse through the CPC hierarchy, view code definitions, notes, and warnings, and select codes to add to the Advanced search form or use to search directly for patent records.

Continue reading for a visual guide to every feature within the CPC search tool on Espacenet!

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