20 years
10 years
2-3 years
yes
Filing Language: French
via Paris Convention Necessary documents:
- Abstract
- Abstract Drawing
- Claim
- Specification
- Drawing
Attachments (if any)
- Certified Priority Document
- Declaration of Ownership/Certification of Employment/Assignment of priority
- Assignment for Patent Right Transfer
- Notification issued by CNIPA notify the applicant the application has passed through the security review
- small entity declaration
- inventor statement
- Business license for company registration or articles of incorporation
- Relevant information of references of other national applications with the same priority should be provided at the request of INPI
25 years
- via Paris Convention : 12 months from earliest priority date.
- Validation of European Patent in EPO member states: 3 months from the date of European patent grant.
Reinstatement of Priority Accepted on Unintentional Grounds.
INPI only conducts formality examination of utility model patent applications, and does not conduct search and substantive examination. However, in case of litigation, a search report needs to be submitted.
INPI only conducts a formality examination of the invention patent application, but still needs to pay the search fee within one month from the filing date and conduct a search by the EPO, and the search result does not affect the granted result.
Reinstatement of Priority Accepted on Unintentional Grounds.