Maintaining a patent in effect
Annual fee payable for the maintenance of the patent
The fee shall be payable for each year following the year in which the patent award notice is published. The anniversary of the date of the patent application shall be considered as the beginning of each year. The fee for the maintenance of the patent shall be deemed to have been paid if it has been paid before the end of the current year of payment for the month in which the application date falls. If the fee has not been paid within the prescribed period, but the patent owner shall pay the fee together with the fee for the following six months, the patent shall be deemed to have been maintained.
Receipt of services
The service is received in accordance with the application of choice.
Law on Industrial Property Institutions and Procedures