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- Novelty grace period for patent applications for inventions in Bulgaria
- What are the requirements for the utility model application documents in Bulgaria?
- Which is the competent authority for utility model applications in Bulgaria?
- Bulgarian invention patent application authorization and annual fee instructions
- How long is the PCT period for Bulgarian invention patent application
- How long is the protection period of industrial design in Bulgaria?
- How long is the PCT deadline for utility model applications in Bulgaria?
- Features of Bulgarian Utility Model Patent Application Process
- Is a Bulgarian utility model application convertible?
- Is it possible to apply for a combined appearance for a Bulgarian industrial design application