Inventors have a novelty grace period of 12 months after disclosure (including sale).
Reinstatement of priority is accepted on grounds of "due care."
20 years, and the validity period of patents for pharmaceutical inventions and pesticide inventions can be extended to 25 years upon application.
The JPO conducts formality examination only for utility model patent applications.
yes
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 30 months from the earliest priority date.
The JPO conducts formality examination and substantive examination of the design patent application, and the substantive examination starts automatically, and the applicant does not need to submit a separate substantive examination request. JPO mainly examines the novelty and inventiveness of designs.
- (*Secret design: applicants can request that their design remain secret for 3 years from the filing 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
yes. Multiple designs may be included in one design application.
- 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.
10 years