- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 20 months from the earliest priority date.
- Validation of European Patent in EPO member states: within 3 months from the date of granted of the European invention.
*Luxembourg is one of the only countries in the world that still retain Chapter I for 20 months to enter the national phase (the other is Tanzania). If it takes 30 months to enter the national phase, a request for international preliminary examination must be submitted.
- How long does it take to authorize an industrial design in Luxembourg?
- How long does it take for a utility model application to be granted in Luxembourg?
- Whether a Luxembourg invention patent application can be DAS
- Whether a Luxembourg industrial design application can apply for a combined appearance
- What are the requirements for the Luxembourg invention patent application documents?
- Can the priority right of Luxembourg utility model application be restored?
- Which is the Luxembourg utility model patent authority?
- Whether a Luxembourg invention patent application can be type-converted
- What are the requirements for Luxembourg industrial design application documents
- Features of the Luxembourg invention patent application process