Luxembourg Invention Patent Application Authorization and Annual Fee Instructions

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  • Authorization Fee: None
  • Annuity: pay year by year from the third year from the application date, and the payment deadline for the annual fee is the end of the month corresponding to the application date. If the annual fee is overdue, it can be paid within a grace period of 6 months, and a late fee of 20.00 Euros should be paid at the same time.

专利申请流程

  • 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.

    • 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.

    • 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.
    • Licensing Fee: None.
    • Annuity: Renewal fee is paid every 5 years (within 12 months before the validity period expires). The annual fee can be deferred up to 6 months after the due date, subject to a late fee of 50.00 EUR.
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  • Filing Language: English/German/French

    via Paris Convention via Nationalization of PCT

    Necessary documents:

    1. Abstract
    2. Abstract Drawing
    3. Claim
    4. Specification
    5. Drawing

    Necessary documents:

    1. Abstract
    2. Abstract Drawing
    3. Claim
    4. Specification
    5. Drawing

    Attachments (if any)

    1. Sequence Listing (PDF format and TXT format)
    2. Microorganism deposit certificate and its English/German/French translation
    3. Certificate of Microorganism Survival and its English/German/French translation
    4. Power of Attorney
    5. Certified Priority Document
    6. Declaration of Ownership/Certification of Employment/Assignment of priority
    7. Assignment for Patent Right Transfer
    8. Notification issued by CNIPA notify the applicant the application has passed through the security review

    Attachments (if any)

    1. WIPO Publication
    2. ISR/IPRP
    3. Entering the Luxembourg national phase 19/28/34/41 amended
    4. Sequence Listing (PDF format and TXT format)
    5. Microorganism deposit certificate and its English/German/French translation
    6. Certificate of Microorganism Survival and its English/German/French translation
    7. Declaration of Ownership/Certification of Employment/Assignment of priority
    8. Power of Attorney
    9. Assignment for Patent Right Transfer
  • The novelty grace period is 12 months before the filing date/priority date.

  • OPI does not conduct substantive examination for utility models (short-term patents). If no search is carried out or search reports from other countries are provided, it will only be protected as a short-term patent.

  • 6 months before the filing date/priority date.