Patent Case Law and Intellectual Property Practice Blog

Read the Japanese version / 日本語版を読む Case No. 2025 (Gyo-ke) 10076 [Vehicle guidance system] (Presiding Judge Masuda) *Divisional requirements satisfied (no addition of new matter) (Excerpts from the judgment — translated) It should be said that there is no basis for prohibiting consideration of the common general knowledge of a person skilled in the art when interpreting the claims in identifying the gist of an invention. Further, even if there are examples in which a tollboot

Read the Japanese version / 日本語版を読む Scope: Articles published in January 2026 by attorney Hideki Takaishi (Nakamura & Partners) Number of items included: 34 List page: https://www.nakapat.gr.jp/ja/legal_updates_jp/ <Highlights of This Month> Key Points in the January 2026 Intellectual Property and Legal Affairs Update This month’s legal update addresses 34 court decisions and commentaries spanning a broad range of intellectual-property practice, including chains of divisional