- 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.
2-5 years
Filing Language: Bulgarian
via Paris Convention via Nationalization of PCT Necessary documents:
- Abstract
- Abstract Drawing
- Claim
- Specification
- Drawing
Necessary documents:
- Abstract
- Abstract Drawing
- Claim
- Specification
- Drawing
Attachments (if any)
- Sequence Listing (PDF format and TXT format)
- Certificate of Deposit of Microorganisms and its Bulgarian translation
- Certificate of Microbial Survival and its Bulgarian translation
- Power of Attorney
- Priority certificate and its Bulgarian translation
- Declaration of Ownership/Certification of Employment/Assignment of priority
- Assignment for Patent Right Transfer
- Application fee payment proof document
- Notification issued by CNIPA notify the applicant the application has passed through the security review
Attachments (if any)
- WIPO Publication
- ISR/IPRP
- Entering the national phase of Bulgaria State 19/28/34/41 amended
- Sequence Listing (PDF format and TXT format)
- Certificate of Deposit of Microorganisms and its Bulgarian translation
- Certificate of Microbial Survival and its Bulgarian translation
- Declaration of Ownership/Certification of Employment/Assignment of priority
- Power of Attorney
- Assignment for Patent Right Transfer
- Application fee payment proof document
no
20 years
Reinstatement of priority on grounds of "due care" and "unintentional/due care" accepted.
- 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.
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
yes. For an invention with the same subject matter, the applicant may file a patent type conversion request within 2 months from the date of receiving the patent application decision, but no later than 10 years from the application date, and change the patent type from invention to utility model .
The BPO conducts formality examination of design patent applications.
yes. Designs in the same category, or belonging to the same set or combination of articles, may contain several designs in one design (this condition does not apply when the product containing or attached to the design is an ornament).