The BPO conducts formal and substantive examinations of invention patent applications. The BPO will complete the formality examination within 1 month from the filing date, and then the BPO will verify the Certified Priority Document and its related fees, and will conduct a preliminary substantive examination and unity examination of the patent application within 3 months after the end of the preliminary examination. A patent application that has paid the search fee and publication fee is published within 18 months from the filing date/priority date, and the opposition period is 3 months from the publication date. Search reports, written opinions on patentability and third-party opinions will be conveyed to the applicant no later than 6 months after the expiration of the 3-month opposition period. Can be authorized.
- Is a utility model application in Bulgaria eligible for DAS?
- Which is the competent authority for patent applications for inventions in Bulgaria
- How many years is the protection period of Bulgarian invention patent application
- How long is the protection period for utility model applications in Bulgaria?
- Novelty grace period for utility model applications in Bulgaria
- What are the requirements for the utility model application documents in Bulgaria?
- Bulgarian utility model application authorization and annual fee instructions
- Can the priority right of utility model application be restored in Bulgaria?
- Features of the Bulgarian design patent application process
- How long is the PCT period for Bulgarian invention patent application