Patent Renewal Fees for Bulgaria

Shown are office fees and related facts for patents granted in or for Bulgaria. For example national patents and European patents validated in Bulgaria.

Patent protection in Bulgaria can also be reached via the Unitary Patent (UP) system. With a Unitary Patent, only one UP Renewal Fee is paid, covering all participating countries.

Office Fees	BG
Total 20-year renewal fees	$ 6724
Grant Fee	$ 66

Requirements for EP grants	BG
Claims Translation	Bulgarian
Description Translation	Bulgarian
Representation Needed?

IP Memberships (Selection)	BG
PC - Paris Convention
PCT - Patent Cooperation Treaty
EPC - European Patent Convention
EU - European Union
UPC - Unified Patent Court
London Agreement

Economic Factors	BG
GDP of 2021 in billion USD	84.06
Residents	6.9M
Official Currency	BGN
Schengen Area

Total 20-year patent renewal fees for Bulgaria, BG (red) relative to other EPC member states (blue). Note that patent renewal fees are to be paid annually and updated regularly. Not included are grant fees, translation costs, and representation costs (if applicable).

I. Requirements for Bulgaria after EP grant

I.1 Translation requirements

A translation of the patent specification into Bulgarian must be supplied.

I.2 Professional representative

Applicants who are not established in the Republic of Bulgaria or in another Member State of the European Union, in a state – party to the European Economic Area Agreement or in the Swiss Confederation, are required to act before the Patent Office through a lawyer or an industrial property representative.

I.3 Period for filing the translation

3 months after the date on which the mention of grant is published in the European Patent Bulletin the patentee must file request for validation accompanied by translation of the granted EP.

I.4 Office fee

(a) Publication of the mention of the translation: BGN 45 ;

Fee for publishing the translation: BGN 80 plus BGN 10 for each page of the translation (including any drawings) in excess of 10

(b) Within period pursuant to section I.3

II. Double-patenting allowed?

No. In the case of an invention disclosed in both a national patent and a European patent designating the Republic of Bulgaria – both patents having the same date of filing or, when priority is claimed, the same date of priority, and belonging to the same person or his successor in title – the national patent will cease to have effect.