20 years, and the validity period of patents for pharmaceutical inventions and pesticide inventions can be extended to 25 years upon application.
- Novelty grace period for utility model applications in Japan
- Explanation of Japanese utility model application authorization and annual fee
- How long is the protection period for utility model applications in Japan?
- Is Japanese Utility Model Application Type Convertible?
- What are the requirements for Japanese industrial design application documents?
- How long does it take to authorize an industrial design in Japan?
- What are the requirements for Japanese invention patent application documents
- How long is the protection period of industrial design in Japan?
- Which is the competent authority for Japanese invention patent applications?
- Characteristics of Japanese invention patent application process