- 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.
- Novelty grace period for patent applications in Luxembourg
- Features of Luxembourg design patent application process
- Is a Luxembourg design application eligible for DAS?
- How long does it take for a Luxembourg invention patent application to be granted?
- Luxembourg Invention Patent Application Authorization and Annual Fee Instructions
- What are the requirements for Luxembourg industrial design application documents
- Can the priority right of Luxembourg utility model application be restored?
- Description of Luxembourg utility model application authorization and annual fee
- Can the priority right of Luxembourg invention patent application be restored?
- Who is the competent authority for patent applications for inventions in Luxembourg?