Inventors have a novelty grace period of 12 months after disclosure (including sale).
20 years, and the validity period of patents for pharmaceutical inventions and pesticide inventions can be extended to 25 years upon application.
5-7 months
yes. Multiple designs may be included in one design application.
25 years
Inventors have a novelty grace period of 12 months after disclosure (including sale).
Reinstatement of priority is accepted on grounds of "due care."
- via Paris Convention : 12 months from earliest priority date.
- via Nationalization of PCT : 30 months from the earliest priority date.
Japan Patent Office
English: Japan Patent Office, abbreviation: JPO
Website: Japan Patent Office (jpo.go.jp)
Japanese Utility Model Patent Search: Japan Platform for Patent Information｜J-PlatPat [JPP] (inpit.go.jp)
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 and substantive examination of invention patent applications. The applicant should submit a request for substantive examination within 3 years from the filing date. The JPO makes an granted decision if it determines after review that no grounds for refusal have been found.