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US and EU launch global patent classification system

The European Patent Office and the US Patent and Trademark Office have launched the Cooperative Patent Classification scheme (CPC), a system to classify patent publications and other technical documents.

The CPC system combines aspects of the classification systems from the EU and US. According to a statement from the EPO, the system will make it possible for patent users and examiners to search for existing patents more efficiently and reduce unnecessary duplication of work.

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