20 years
- Whether the Bulgarian invention patent application can be type-converted
- Can the priority right of utility model application be restored in Bulgaria?
- How long does it take to grant a Bulgarian invention patent application
- Is a Bulgarian invention patent application eligible for DAS
- Novelty grace period for patent applications for inventions in Bulgaria
- Features of the Bulgarian design patent application process
- Is a Bulgarian industrial design application eligible for DAS?
- What are the requirements for the Bulgarian industrial design application documents
- How long does it take to authorize an industrial design in Bulgaria?
- Bulgarian invention patent application authorization and annual fee instructions