- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 20 months from the earliest priority date.
*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 filed.
- How long is the deadline for filing an industrial design application in Luxembourg?
- Novelty grace period for utility model applications in Luxembourg
- Features of the Luxembourg invention patent application process
- How long is the term of protection for industrial designs in Luxembourg?
- Whether a Luxembourg invention patent application can be type-converted
- What are the requirements for the utility model application documents in Luxembourg?
- Which is the Luxembourg utility model patent authority?
- How long is the PCT period for Luxembourg invention patent application?
- Luxembourg Invention Patent Application Authorization and Annual Fee Instructions
- Luxembourg Design Authorization and Annual Fee Instructions