保加利亚共和国专利局Patent Office of Republic of Bulgaria (PORB)
 
| 专利局 Country | 代码 Code | 费用类型 Fee Type | 费用明细 Details of Charge | 官费货币 Currency | 官费金额 Official Fee | 
| 保加利亚 | BG | 续展 Renewal | 基础费用-一标一类 (ONE mark ONE   class, on or before the date of expiration) | BGN | 300 | 
| 第四个类起 (Fee for   classes after the 3rd) | BGN | 50 | 
| 宽限期 (Grace period) | BGN | 150 | 
| 宽限期第四个类起 (Fee for   classes after the 3rd) | BGN | 80 | 
 
*如果商标在宽限期内,则费用为:基础费用+宽限期费用+宽限期第四个类起*类别个数(如有)