No authority of an agent delegated by a person who follows trademark-related procedures shall be extinguished despite any of the following grounds:
1. Death or loss of legal capacity of the principal;
2. Extinguishment of the right of representation by the merger of a corporation who is the principal;
3. Completion of the duty of trust of a trustee who is the principal;
4. Death or loss of legal capacity of the legal representative;
5. Extinguishment or alteration of the agency authority of the legal representative.