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- Is a Bulgarian invention patent application eligible for DAS
- How long does it take to authorize an industrial design in Bulgaria?
- Instructions for Authorization of Industrial Design and Annual Fees in Bulgaria
- How long is the PCT deadline for utility model applications in Bulgaria?
- What are the requirements for the Bulgarian invention patent application documents
- Bulgarian invention patent application authorization and annual fee instructions
- Is it possible to apply for a combined appearance for a Bulgarian industrial design application
- Is a utility model application in Bulgaria eligible for DAS?
- How many years is the protection period of Bulgarian invention patent application
- Features of the Bulgarian design patent application process