Which is the competent authority for utility model applications in Bulgaria?

The initial protection period is 4 years, which can be extended for two consecutive three years, and the maximum protection period is 10 years.

• via Paris Convention : 12 months from earliest priority date.
• via Nationalization of PCT : 31 months from earliest priority date.

Bulgarian Patent Office

English: Bulgarian Patent Office, abbreviation: BPO

Website: Патентното ведомство на Република България (bpo.bg)

Bulgarian invention patent search: BPO Online - portal.bpo.bg

• Grant fee: It must be paid together with the granted announcement fee within one month from the receipt of 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.

20 years

Reinstatement of priority on grounds of "due care" and "unintentional/due care" accepted.

It is protected for 10 years from the date of application, and can be renewed for 3 times, each time for 5 years, with a maximum protection of 25 years.

• via Paris Convention : 6 months from earliest priority date.
• The way of the Hague Agreement: The Hague Agreement will automatically take effect in Bulgaria after 6 months from the registration of the Hague Agreement.
• EU appearance route: 6 months from the earliest priority date.

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