Official_Journal_of_the_European_Patent_Office
The Official Journal of the European Patent Office (OJ EPO) is a monthly trilingual publication of the European Patent Office (EPO). It contains "notices and information of a general character issued by the President of the European Patent Office, as well as any other information relevant to [the European Patent Convention (EPC)] or its implementation".[1] The Official Journal is published in German, English and French, the three official languages of the EPO.[2] The three texts coexist in the same issue of the journal. The journal is published on the last day of the month.[3]