در این مواردی که قانوناً امکانپذیر نیست: Ostique به هر کسی اجازهٔ استفاده از این اثر برای هر مقصودی، بدون هیچگونه شرایطی، را میدهد تا وقتی که این شرایط توسط قانون مستلزم نشده باشند.
The protection period continues during the lifetime of the author of the work and for 70 years after his death.
For works published after the death of their author, the protection period is 70 years after the date of death.
In cases stated in the first paragraph of Article 12, the protection period is 70 years from the date that the work is published, unless the author of the work discloses his name before the expiry of this period.
In case the author of the work is a legal person, the protection period is 70 years from the date that the work is published.