- 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.
- Novelty grace period for patent applications for inventions in Bulgaria
- Which is the competent authority for utility model applications in Bulgaria?
- Bulgarian invention patent application authorization and annual fee instructions
- Is a Bulgarian invention patent application eligible for DAS
- Which is the competent authority for patent applications for inventions in Bulgaria
- How long does it take for a utility model application to be granted in Bulgaria?
- How long is the application period for industrial design in Bulgaria?
- Bulgarian utility model application authorization and annual fee instructions
- How long is the protection period of industrial design in Bulgaria?
- Is a Bulgarian industrial design application eligible for DAS?