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