Rule 25 – Certificate of exhibition - The European Patent Convention, Implementing Regulations – to the Convention on the Grant of European Patents, Part II – Implementing Regulations to Part II of the Convention, Chapter IV – Certificate of exhibition

Rule 25[ 31 ]
Certificate of exhibition

Within four months of filing the European patent application, the applicant shall file the certificate referred to in Article 55, paragraph 2, which:
is issued at the exhibition by the authority responsible for the protection of industrial property at that exhibition; 
states that the invention was in fact displayed there; 
states the opening date of the exhibition and, where the invention was disclosed later than on that date, the date on which the invention was first disclosed; and  
is accompanied by an identification of the invention, duly authenticated by the above-mentioned authority. 
See decisions of the Enlarged Board of Appeal G 3/98, G 2/99 (Annex I).

R. 159

Cross-reference list
EPC EPC 1973
R. 25R. 23

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