For national registration: 

• five years from the date the opposition term has expired - if no oppositions arise
• five years from the date the opposition proceeding was terminated – if oppositions arise 

For international registration: 

• five years from the publication date when the Swiss Trademark Office granted the definite protection 

The trademark must be used for selling or marketing purposes. It must be used in Switzerland. Use in Germany is also acceptable based on the provisions of the Swiss-German treaty.