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- Is a utility model application in Bulgaria eligible for DAS?
- Which is the competent authority for patent applications for inventions in Bulgaria
- Is it possible to apply for a combined appearance for a Bulgarian industrial design application
- Instructions for Authorization of Industrial Design and Annual Fees in Bulgaria
- Is a Bulgarian utility model application convertible?
- What are the requirements for the Bulgarian industrial design application documents
- Novelty grace period for patent applications for inventions in Bulgaria
- How long does it take to grant a Bulgarian invention patent application
- Bulgarian invention patent application authorization and annual fee instructions
- How many years is the protection period of Bulgarian invention patent application