European Patent Convention
Article 131
Administrative and legal co-operation

(1)Unless this Convention or national laws provide otherwise, the European Patent Office and the courts or authorities of Contracting States shall on request give assistance to each other by communicating information or opening files for inspection. Where the European Patent Office makes files available for inspection by courts, Public Prosecutors’ Offices or central industrial property offices, the inspection shall not be subject to the restrictions laid down in Article 128.

(2)At the request of the European Patent Office, the courts or other competent authorities of Contracting States shall undertake, on behalf of the Office and within the limits of their jurisdiction, any necessary enquiries or other legal measures.

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