Article No.29:
If the Office of Industrial &Commercial Protection found, despite of
expiry of stated deadlines mentioned in the previous article, that non
exploitation of the invention was due to compelling circumstances, he
may be granted an extended period of not more than two years in
order to utilize it perfectly.
Article No.30:
Competent government departments may be granted a compulsory
license through a decision issued by the Minister of National Economy
to utilize the invention due to reasons related to pro bono publico or
national defense.
In such circumstances, the owner of the patent has the right to get a fair
compensation, which shall be estimated with the knowledge of the
stated committee in article No.20, and grievances against its decisions
are made before the Supreme Federal Court within sixty days as of
committee's date of declaration of decision to the grievant.
Chapter Four
Expiry and Cancellation of the patent
Article No. 31:
The rights resulting from the patent will expire in the following
conditions:
abcd-
Expiration of the protection period of the patent given in
accordance with the provision of Article 10 of this law.
The assignment of the ownership of the patent by the owner.
The issuance of a judgment for the cancellation of the patent
having the power of a passed decision.
The non-payment of due fees during a period of six months
from the due date.
The expired patent will be published in the manner mentioned in the
Implementing Regulations.