Filing Language: Bulgarian | |
| via Paris Convention | via Nationalization of PCT |
Necessary documents:
| Necessary documents:
|
Attachments (if any)
| Attachments (if any)
|
A 12-month novelty grace period is available if:
- The applicant authorizes others to use
- manifest misuse by a third party
no
20 years
The initial protection period is 4 years, which can be extended for two consecutive three years, and the maximum protection period is 10 years.
- Grant fee: It will be paid together with the granted announcement fee one month after receiving the granted notice, and the payment will be doubled if it is overdue.
- Annuity: The renewal fee payment period is the corresponding date of the application date in the year, and can be paid within the last year of the current validity period. Payment can still be made within 6 months from the overdue date, subject to a penalty.
no
no
2-5 years
no
1 month