- Grant fee: The applicant shall pay the granted fee within 3 months after receiving the granted notice.
- Annuity: pay year by year from the first year of the application date, and should be paid before the last day of the month of the application date at the latest, not exceeding one patent year, and the annual fee can be paid within a grace period of 6 months if it is overdue, and paid at the same time 200% late fee.
- Features of Bulgarian Utility Model Patent Application Process
- How long is the application period for industrial design in Bulgaria?
- Bulgarian utility model application authorization and annual fee instructions
- Is a Bulgarian invention patent application eligible for DAS
- How many years is the protection period of Bulgarian invention patent application
- What are the requirements for the Bulgarian invention patent application documents
- Can the priority right of utility model application be restored in Bulgaria?
- Is it possible to apply for a combined appearance for a Bulgarian industrial design application
- How long does it take to grant a Bulgarian invention patent application
- Novelty grace period for utility model applications in Bulgaria