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