The JPO conducts formality examination only for utility model patent applications.
- via Paris Convention : 6 months from earliest priority date.
- Hague Agreement route: 6 months from earliest priority date.
The JPO conducts formality examination only for utility model patent applications.
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 30 months from the earliest priority date.
- Inventions under the via Paris Convention : 12 months from the earliest priority date.
- via Nationalization of PCT inventions: 30 months from the earliest priority date.
yes.
- Within 3 years from the filing date, the patent type can be changed from utility model to invention upon request of the applicant
- Utility model patents can be converted to design patents at any time
A conversion fee shall be paid for patent type conversion. Once the original patent application is converted, it will be deemed withdrawn.
Filing Language: Japanese
via Paris Convention via Nationalization of PCT Necessary documents:
- Abstract
- Abstract Drawing
- Claim
- Specification
- Drawing
Necessary documents:
- Abstract
- Abstract Drawing
- Claim
- Specification
- Drawing
Attachments (if any)
- Scanned Copy of Certified Priority Document / DAS
- 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
Attachments (if any)
- WIPO Publication
- ISR/IPRP
- Entering the Japanese national phase 19/28/34/41 amended
- Declaration of Ownership/Certification of Employment/Assignment of priority
- Assignment for Patent Right Transfer
25 years
3-6 months
Filing Language: Japanese Necessary documents:
- Exterior Design Picture (Six Views)
- A Brief Description
Attachments (if any):
- Scanned Copy of Certified Priority Document / DAS
- Declaration of Ownership/Certification of Employment/Assignment of priority
- Assignment for Patent Right Transfer
The design does not lose its novelty if it is disclosed by the designer in Japan within 12 months from the filing date/priority date.