1.
A European patent with unitary effect shall take effect in the participating Member States on the date of publication by the EPO of the mention of the grant of the European patent in the European Patent Bulletin.
What is EPatVO 004?
This is Article 004 from the EPatVO (Verordnung (EU) Nr. 1257/2012 des Europäischen Parlaments und des Rates vom 17. Dezember 2012 über die Umsetzung der verstärkten Zusammenarbeit im Bereich der Schaffung eines einheitlichen Patentschutzes), which is part of the legal framework governing the Unified Patent Court in Europe.
Legal Text
2.
The participating Member States shall take the necessary measures to ensure that, where the unitary effect of a European patent has been registered and extends to their territory, that European patent is deemed not to have taken effect as a national patent in their territory on the date of publication of the mention of the grant in the European Patent Bulletin.
Applied In
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Official Source
This legal text is from the official EPatVO framework governing the Unified Patent Court.
Reference: EPatVO 004 (Article 004)