ARTICLE 12.28Exceptions1. Notwithstanding Article 12.27 (Protection of Geographical Indications), the protection of the geographical indications "Asiago", "Fontina" and "Gorgonzola" listed in Part A of Annex 12-A (List of Geographical Indications) shall not prevent the use of any of these indications in the territory of Viet Nam by any persons, including their successors, who made actual commercial use in good faith of those indications with regard to products in the class of "cheeses" prior to 1 January 2017.