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Guidelines for Examination

 
 

4. International exhibition

In instance G‑V, 1(ii), the application must be filed within six months of the disclosure of the invention at the exhibition if the display is not to prejudice the application. Furthermore, the applicant must state, at the time of filing the application, that the invention has been so displayed, and must also file a supporting certificate within four months, giving the particulars required by Rule 25 (see A‑IV, 3). The exhibitions recognised are published in the Official Journal.

 

References

Art. 55(2)
Rule 25