Which is the competent authority for patent applications for inventions in Bulgaria

• via Paris Convention : 12 months from earliest priority date.
• via Nationalization of PCT : 31 months from earliest priority date.
• Validation of European Patent in EPO member states: 3 months from the date of European patent grant

no

1 month

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

A novelty grace period of 6 months is available if:

• The applicant or the original right holder obviously abused the
• Exhibited by the applicant or the original right holder at an official or officially recognized exhibition

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.

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

no

no

A 12-month novelty grace period is available if:

• The applicant authorizes others to use
• manifest misuse by a third party