November 17, 2025
日本語版 Article information Article type: Legal and examination updates Categories: Patents Topics: Inventive step / Added matter / Clarity / AI and intellectual property / Examination and appeal practice First published on this website: 2026-10-07 Display/classification checked: 2026-10-10 November 17, 2025 Industrial Structure Council, Intellectual Property Committee, Patent System Subcommittee 18th Meeting of the Working Group on Patent Examination Standards <Document 1> Rece
IP High Court, Reiwa 6 (Gyo-Ke) 10076 [Fuel and its blending combinations] <Judge Hibiki Shimizu>
Article information Article type: Case note Category: Patents Topics: Clarity First published on this website: October 6, 2026 Case information: Reiwa 6 (Gyo-Ke) 10076 [Fuel and its blending combinations] <Judge Hibiki Shimizu> Display/classification checked: October 6, 2026 IP High Court, Reiwa 6 (Gyo-Ke) 10076 [Fuel and its blending combinations] <Judge Hibiki Shimizu> ~ Clarity requirement not satisfied. <Judgment> The wording “(a) ... (b) ... and (c) ...” in Claim 1 means
IP High Court, Reiwa 6 (Gyo-Ke) 10005 [System for electronic patient care] <Presiding Judge Hibiki Shimizu>
Read the Japanese version / 日本語版を読む: https://www.takaishihideki.com/single-post/linkedin-7511586958096216064-ja Article information Article type: Case note Category: Patents Issues: Clarity; Enablement First published on this website: 2026-10-03 Display/classification checked: 2026-10-10 IP High Court, Reiwa 6 (Gyo-Ke) 10005 [System for electronic patient care] <Presiding Judge Hibiki Shimizu> The court found that “web services,” meaning “technology for linking multiple appli
[Article / Patents] Examination of the limits of claims with disclaimers (Kenji Tanaka et al., Patent, June 2025)
日本語版: https://www.takaishihideki.com/single-post/linkedin-7511584712189022208-ja Article information Content type: Publication review Categories: Patents Issues: Disclaimer claims / Inventive step / Added matter / Clarity / Support requirement First published on this site: 2026-10-03 Display and classification checked: 2026-10-03 [Article / Patents] Examination of the limits of claims with disclaimers (Kenji Tanaka et al., Patent, June 2025) 1. Analysis of JPO decision trends
[Article / Patents] Examination of clarity assessments in recent court decisions (Kentaro Okada et al., Patent, June 2025)
Clarity assessments cannot be said to have become stricter than before!! 1. Expressions of degree such as “substantially” and “approximately” Example held unclear
Tokyo District Court, Case No. 2024 (Wa) 70064
[Aerosol for mosquito control] (Presiding Judge Takahashi) *Violation of the clarity requirement. "Adherent particles" means chemical-agent particles formed by spraying aerosol concentrate into the treatment space, which adhere to floor surfaces, walls, etc., remain adhered as time passes, and exterminate or control mosquitoes resting on exposed portions.
[IP Practice Online] Introduction of important patent judgments newly included in "Patent Case Law Encyclopedia, 4th edition" (Chizai Juku)
(Hideki Takaishi, Nakamura & Partners) [Some case introductions omitted] 1. Central message of the video
![Tokyo District Court, 2012 (Wa) 12351 [Rice Cake]](https://static.wixstatic.com/media/324a18_1e68d290faf1421383ef0182da9fd77b~mv2.png/v1/fill/w_225,h_125,fp_0.50_0.50,lg_1,q_35,blur_30,enc_avif,quality_auto/324a18_1e68d290faf1421383ef0182da9fd77b~mv2.png)
![Tokyo District Court, 2012 (Wa) 12351 [Rice Cake]](https://static.wixstatic.com/media/324a18_1e68d290faf1421383ef0182da9fd77b~mv2.png/v1/fill/w_152,h_84,fp_0.50_0.50,q_95,enc_avif,quality_auto/324a18_1e68d290faf1421383ef0182da9fd77b~mv2.png)
