How many years is the protection period of Luxembourg invention patent application

• via Paris Convention : 6 months from earliest priority date.
• EU appearance route: 6 months from the earliest priority date.
• Hague Agreement route: 6 months from earliest priority date.

Reinstatement of priority is accepted on grounds of "due care."

Luxembourg Intellectual Property Office

English: Luxembourg Intellectual Property Office, Abbreviation: OPI

Website: Ministry of the Economy // The Luxembourg Government (gouvernement.lu)

Luxembourg Utility Model Patent Search: BPP eRegister (public.ws_lu)

Reinstatement of priority is accepted on grounds of "due care."

5-8 months

6-18 months

6 months before the filing date/priority date.

OPI conducts only formality examination of invention patent applications. The applicant needs to file a search request within 18 months from the filing date, or submit a search report issued by any official search agency within 18 months from the priority date, and the judgment of novelty in the search report does not affect the Luxembourg patent granted.

6 years

20 years