The rights provided for in article L. 342-1 take effect upon completion of the manufacture of the database. They expire fifteen years after 1 January of the calendar year following that of such completion.
Where a database has been made available to the public before the expiry of the period provided for in the previous paragraph, the rights expire fifteen years after 1 January of the calendar year following that in which it was first made available.
However, in the event that a protected database is the subject of a substantial new investment, its protection shall expire fifteen years after January 1 of the calendar year following that of such new investment.