- Grant fee: The applicant shall pay the granted fee within 3 months after receiving 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.
A 12-month novelty grace period is available if:
- The applicant authorizes others to use
- manifest misuse by a third party
Bulgarian Patent and Trademark Office
English: Bulgarian Patent Office, abbreviation: BPO
Website: Патентното ведомство на Република България (bpo.bg)
Bulgarian Utility Model Patent Search: BPO Online - portal.bpo.bg
The BPO only conducts formality examination of utility model patent applications. The formality examination takes 3 months, and the content of the examination includes whether the applied for utility model patent application belongs to the object of protection, the issue of unity, etc. If the granted conditions are met, the patent is authorized.
20 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
2-5 years
Reinstatement of priority on grounds of "due care" and "unintentional/due care" accepted.
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
Filing Language: Bulgarian Necessary documents:
- Exterior Design Picture (Six Views)
- A Brief Description
Attachments (if any):
- Power of Attorney
- Certified Priority Document
- Declaration of Ownership/Certification of Employment/Assignment of priority
- Assignment for Patent Right Transfer
- Application fee payment certificate
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).