How long is the PCT period for Bulgarian invention patent application

Submitted by 页之码 on
  • via Paris Convention : 12 months from earliest priority date.
  • via Nationalization of PCT : 31 months from earliest priority date.
  • Validation of European Patent in EPO member states: 3 months from the date of European patent grant

专利申请流程

    • via Paris Convention : 12 months from earliest priority date.
    • via Nationalization of PCT : 31 months from earliest priority date.
    • Validation of European Patent in EPO member states: 3 months from the date of European patent grant
  • Filing Language: Bulgarian

    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. Power of Attorney
    2. Priority certificate and its Bulgarian translation
    3. Declaration of Ownership/Certification of Employment/Assignment of priority
    4. Assignment for Patent Right Transfer
    5. 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 national phase of Bulgaria State 19/28/34/41 amended
    4. Declaration of Ownership/Certification of Employment/Assignment of priority
    5. Power of Attorney
    6. Assignment for Patent Right Transfer
  • It is protected for 10 years from the date of application, and can be renewed for 3 times, each time for 5 years, with a maximum protection of 25 years.

  • 2-5 years

  • no

    • via Paris Convention : 12 months from earliest priority date.
    • via Nationalization of PCT : 31 months from earliest priority date.
  • Reinstatement of priority on grounds of "due care" and "unintentional/due care" accepted.

  • no

  • Filing Language: Bulgarian

    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. Certificate of Deposit of Microorganisms and its Bulgarian translation
    3. Certificate of Microbial Survival and its Bulgarian translation
    4. Power of Attorney
    5. Priority certificate and its Bulgarian translation
    6. Declaration of Ownership/Certification of Employment/Assignment of priority
    7. Assignment for Patent Right Transfer
    8. Application fee payment proof document
    9. 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 national phase of Bulgaria State 19/28/34/41 amended
    4. Sequence Listing (PDF format and TXT format)
    5. Certificate of Deposit of Microorganisms and its Bulgarian translation
    6. Certificate of Microbial Survival and its Bulgarian translation
    7. Declaration of Ownership/Certification of Employment/Assignment of priority
    8. Power of Attorney
    9. Assignment for Patent Right Transfer
    10. Application fee payment proof document
  • yes. For an invention with the same subject matter, the applicant may file a patent type conversion request within 2 months from the date of receiving the patent application decision, but no later than 10 years from the application date, and change the patent type from invention to utility model .