translate English to French: During the examination of the opposition, the Institute may, when it deems fit and as often as necessary, request the parties to submit observations in writing and to communicate observations and objections so submitted to the other parties involved.
Lorsqu’il examine l’opposition, l’institut peut, s’il le juge utile et aussi souvent que nécessaire, demander aux parties de lui transmettre des observations écrites, et communiquer les observations et objections qu’il aura reçues aux autres parties intéressées.