To have the validity of his/her invention protection title maintained,a protection title holder shall pay a validity maintenance fee within six months before the expiration of the validity term. The payment of the validity maintenance fee may be delayed for no more than six months after the expiration of the current validity term but the protection title holder shall pay the maintenance fee plus 10% for each month of delayed payment.
Tháng Hai 21, 2025
Land valuation plays a crucial role in today's market economy. This activity not only provides a foundation for stabilizing the land market but also ensures
