20 years
- How long is the protection period of French invention patent application
- What are the requirements for the French invention patent application documents
- Whether a French industrial design application can apply for a combined appearance
- Which is the French utility model application patent authority?
- Features of French Utility Model Patent Application Process
- Can the priority right of French invention patent application be restored?
- Is a French utility model application eligible for DAS?
- How long is the French invention patent application PCT period
- Features of the French design patent application process
- Novelty grace period for industrial design applications in France