232.111TmPOFederal Council OrdinanceApr 1, 1993Original source
In the case of an opposition to an international registration, the opposition period under Article 31 paragraph 2 TmPA shall begin on the first day of the month following the month of publication in the organ of publication of the International Bureau of WIPO.1
The IPI shall maintain a dossier in which the stages of the opposition proceedings are recorded.