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- Novelty grace period for industrial design applications in Bulgaria
- Novelty grace period for patent applications for inventions in Bulgaria
- Instructions for Authorization of Industrial Design and Annual Fees in Bulgaria
- Can the priority right of Bulgarian invention patent application be restored?
- Is a Bulgarian industrial design application eligible for DAS?
- What are the requirements for the utility model application documents in Bulgaria?
- Features of Bulgarian Utility Model Patent Application Process
- Bulgarian invention patent application authorization and annual fee instructions
- What are the requirements for the Bulgarian industrial design application documents
- How long is the protection period for utility model applications in Bulgaria?