Description of Nigerian invention patent application authorization and annual fee

Submitted by 页之码 on
  • Licensing Fee: None.
  • Annuity: Pay yearly from the first year from the application date (it is recommended to pay the application fee together). If the annual fee is overdue, the payment can be postponed within a grace period of 6 months, and a penalty of US$54.00 must be paid at the same time.

专利申请流程