10 years
3-6 months
- via Paris Convention : 6 months from earliest priority date.
- Hague Agreement route: 6 months from 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.
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
Reinstatement of priority on grounds of "due care" accepted.
yes
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.
The JPO conducts formality examination only for utility model patent applications.
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 Once the original patent application is converted, it will be deemed withdrawn.
25 years