20 years
- What are the requirements for the Luxembourg invention patent application documents?
- How long does it take for a Luxembourg invention patent application to be granted?
- How many years is the protection period of Luxembourg utility model application
- Is a Luxembourg design application eligible for DAS?
- Which is the Luxembourg utility model patent authority?
- How long is the PCT period for Luxembourg invention patent application?
- Is a utility model application in Luxembourg eligible for DAS?
- How long does it take to authorize an industrial design in Luxembourg?
- How many years is the protection period of Luxembourg invention patent application
- Can the priority right of Luxembourg utility model application be restored?