Patent Case Law and Intellectual Property Practice Blog

日本語版 Article information Article type: Case note Categories: Patents Topics: Claim interpretation First published on this website: 2026-10-07 Display and classification checked: 2026-10-07 Tokyo District Court, Reiwa 5 (Wa) 70346 [Wireless scuff plate] <Nakashima> * The claim term “adjustable” was construed as meaning capable of precise adjustment. ⇒ Active “adjustment” is required!! (Excerpt from the judgment, translated) Claim element F provides that “the time interval betw

日本語版 Article information Article type: Case note Categories: Patents Topics: Claim interpretation First published on this website: 2026-10-07 Display and classification checked: 2026-10-07 Tokyo District Court order, Reiwa 5 (Yo) 30402 [Siphon rain-gutter system] <Nakashima> * Based on the specification's explanation and other material, the claim term “lid member” was construed as not requiring complete closure. ⇒ The claim element was satisfied. (Excerpt from the decision, t

日本語版 Article information Article type: Lectures and videos Categories: Patents / Trademarks / Designs / Copyright / Other Japanese law Topics: Border enforcement / Exhaustion and parallel imports First published on this website: 2026-10-07 Display and classification checked: 2026-10-07 [IP Practice Online] Intellectual property rights and Customs procedures (Attorney Reiko Tonomura) Customs determination procedures Customs receives written opinions from both the right holder

日本語版 Article information Article type: Case note Categories: Patents / Other Japanese law Topics: Licensing First published on this website: 2026-10-07 Display and classification checked: 2026-10-07 Tokyo District Court, Reiwa 6 (Wa) 70106 <Kokubu> * An obligation to grant a non-exclusive license under another person's patent was not performed. ⇒ Termination was effective. (Excerpt from the judgment, translated) Even where someone grants another person a non-exclusive license

日本語版 Article information Article type: Lectures and videos Categories: Patents Topics: Claim interpretation First published on this website: 2026-10-07 Display and classification checked: 2026-10-07 [IP Practice Online] An enjoyable discussion of patent claim interpretation (Attorney Masakazu Kobayashi) For example, “annular” in the claim phrase “an annular sealing member” is explained in the Kojien dictionary as “a ring-like shape,” “a round shape,” and so forth. Focusing on

日本語版 Article information Article type: Case note Categories: Patents Topics: Claim interpretation First published on this website: 2026-10-07 Display and classification checked: 2026-10-07 Osaka District Court, Reiwa 5 (Wa) 10237 [Tool for slaughtering wild animals] * “A rod of a predetermined length that is freely extendable and retractable” ⇒ A fixed-length rod is not included. (The plaintiff argued that “freely extendable and retractable” means that the length of the rod's

日本語版 Article information Article type: Lectures and videos Categories: Patents Topics: Indirect infringement / Claim interpretation First published on this website: 2026-10-07 Display/classification checked: 2026-10-10 [New on YouTube] May 28, 2025 (IP LAB) A read-through of the Encyclopedia of Patent Case Law (draft manuscript for the fourth edition), covering “(pharmaceutical) use inventions, the subjective requirements for indirect infringement, incorporating a purpose int

日本語版: https://www.takaishihideki.com/single-post/令和6年-行ケ-10073【細胞傷害誘導治療剤】-増田 Article information Article type: Case note Category: Patents Topics: Inventive step First published on this website: October 6, 2026 Case information: Reiwa 6 (Gyo-Ke) 10073 [Therapeutic agent inducing cytotoxicity] <Judge Masuda> Display/classification checked: October 6, 2026 IP High Court, Reiwa 6 (Gyo-Ke) 10073 [Therapeutic agent inducing cytotoxicity] <Judge Masuda> ≈ Reiwa 6 (Gyo-Ke) 10074 * E

日本語版: https://www.takaishihideki.com/single-post/令和7年-ネ-10042号【締結金物】-清水響 Article information Article type: Case note Category: Patents Topics: Claim interpretation First published on this website: October 6, 2026 Case information: Reiwa 7 (Ne) 10042 [Fastening hardware] <Judge Hibiki Shimizu> Display/classification checked: October 6, 2026 IP High Court, Reiwa 7 (Ne) 10042 [Fastening hardware] <Judge Hibiki Shimizu> * Reciting an effect in the claim (“to delay destruction cau

日本語版: https://www.takaishihideki.com/single-post/大阪地判令和6年-ワ-6216【タクシー配車管理システム】-松阿彌 Article information Article type: Case note Category: Patents Topics: Claim interpretation, Litigation procedure First published on this website: October 6, 2026 Case information: Osaka District Court, Reiwa 6 (Wa) 6216 [Taxi dispatch management system] <Judge Matsuami> Display/classification checked: October 6, 2026 Osaka District Court, Reiwa 6 (Wa) 6216 [Taxi dispatch management system] <Jud