Bulgaria trademark search
How to search and register a trademark in Bulgaria, from official sources. Signa does not sync the BPO register yet. It holds EU trade marks from EUIPO and WIPO Madrid designations that cover Bulgaria.
Search the BPO register
State register of trademarks (Търсене на марки) is Patent Office of the Republic of Bulgaria's own search tool.
- Search by
- mark name, application number, filing date, registration number, status, applicant or holder, representative, publications, priority, term of protection, Vienna class, Nice class, mark kind and type
- Languages
- Bulgarian
- Free
- Yes
- Account required
- No
- Limits
- The interface is in Bulgarian only and the search is protected by reCAPTCHA.
How to search
- Open the trademark register search (Търсене на марки) on the Patent Office's e-services portal.
- Enter the mark name in the (541) Наименование field and choose free match, whole-word match or exact match.
- Click 'Критерии за търсене' to add other fields, such as application or registration number, applicant or holder, status, Nice classes (511) or Vienna classes (531).
- Click Търси; the results table shows application number, filing date, name, registration number, status, applicant or holder, image and classes, and can be saved as PDF or Excel.
Register a trademark in Bulgaria
What BPO requires, as the official sources below state it.
- How to file
- National application at the Patent Office (by mail, fax or the e-services portal); EU trade mark at EUIPO; Madrid designation
- Filing languages
- Bulgarian
- Local representative required for applicants abroad
- Yes
- Several classes in one application
- Yes
- Classification
- Nice Classification
- Application fee
- EUR 265.87 for filing and examination of up to three classes, EUR 15.34 for each further class; EUR 25.56 for issue of the registration certificate
- Renewal fee
- EUR 153.39 for up to three classes and EUR 25.56 for each further class before expiry; EUR 230.08 and EUR 40.90 within 6 months after expiry
- Fees as of
- 2026-10-16 (EUR)
- Opposition
- 3 months from publication of the application in the Official Bulletin of the Patent Office (pre-registration)
- Term
- 10 years from the filing date, renewable for 10 years at a time
- Non-use
- Open to cancellation after 5 years without use
Good to know
- A person not established in Bulgaria, another EU Member State, an EEA state or Switzerland must act before the Patent Office through a lawyer or an industrial property representative (Art. 3(2) of the Law on Trademarks and Geographical Indications).
- The application must give the full list of goods and services; indicating only the Nice class numbers is not sufficient.
- The Patent Office's fee tariff, effective from 1 January 2026, states its fees in euro.
Madrid Protocol and regional systems
Bulgaria is a member of the Madrid Protocol since 2001-10-02, so an international registration filed through WIPO can designate it.
- EU trade mark (EUIPO)
- An EU trade mark gives its owner an exclusive right in all current and future EU Member States, including Bulgaria.
What Signa holds for Bulgaria
BPO records are not covered by Signa yet. EU trade marks from EUIPO, which also protect Bulgaria, are searchable. International registrations designating Bulgaria are searchable through WIPO Madrid data.
Get this data via the API
Query the EUIPO and WIPO records that cover Bulgaria in the same format as every other office.
GET/v1/trademarks?jurisdictions=BGSearch the trademarks Signa holds that cover Bulgaria
curl "https://api.signa.so/v1/trademarks?jurisdictions=BG" \
-H "Authorization: Bearer $SIGNA_API_KEY"Hear when Signa adds the BPO register
Leave your email and we will write once, when BPO records are searchable on Signa.
Where these facts come from
Checked 2026-11-12.