Patent Case Law and Intellectual Property Practice Blog

日本語版 / Japanese version Article information Article type: Case note Categories: Designs Topics: Litigation procedure First published on this website: 2026-11-14 Display and classification checked: 2026-11-15 Whether grounds for rejection exist for a design-registration application is a matter the examiner must determine ex officio and is not subject to the binding effect of admissions. In this case, the action to rescind the JPO decision concerned whether a right should be

日本語版 / Japanese version Article information Article type: Reports and activities Categories: Other Japanese law Topics: Litigation procedure First published on this website: 2026-11-14 Display and classification checked: 2026-11-15 Tokyo District Court, April 27, 2022 (2020 (Wa) 29604): defendant and defendant’s supporting intervenor Tokyo District Court, May 29, 2019 (2017 (Wa) 44053): plaintiff and plaintiff’s supporting intervenors IP High Court, December 18, 2018 (2017 (N

日本語原文 / Japanese original Article information Article type: Case note Category: Patents Topics: Litigation procedure, Doctrine of equivalents First published on this website: 2026-11-01 Display and classification checked: November 2, 2026 Originally published on Ameblo: 2024-11-05 (Japan time). Full English translation. https://ameblo.jp/hideki-takaishi/entry-12873910495.html IP High Court, 2023 (Ne) 10071 [Chip Fuse] <Miyasaka> Claim 3 was first asserted after the first-ins

* A new invalidity defense raised in the statement of reasons for appeal was considered late. (This would leave virtually no room to make any new argument beginning at the appellate stage….) (Excerpts from the decision) The appellant’s assertion of new grounds for invalidity in t

The Supreme Court’s January 24, 1980 judgment in the “Food Packaging Container” case held that, because judges do not possess knowledge equivalent to that of a person skilled in the art, new allegations and proof of publicly known technology are permissible to establish the commo

Immediate appeal against a decision dismissing an application to restrict inspection and similar access. A settlement including a nondisclosure clause was reached in patent infringement litigation. ⇒ The defendant applied to restrict inspection of the settlement terms and portion

日本語版 Article information Article type: Case note Category: Unfair competition law Topics: Litigation procedure First published on this site: 2026-10-10 Display/classification checked: 2026-10-10 Osaka High Court, Heisei 23 (Ne) No. 2651 — Unfair Competition Prevention Act *An image displayed by the Wayback Machine can change when the linked content changes. (This concern does not apply to content other than links.) (Excerpt from the judgment, translated) Internet Archive is a

日本語版 Article information Article type: Case note Category: Designs Topics: Litigation procedure First published on this site: 2026-10-10 Display/classification checked: 2026-10-10 Heisei 16 (Wa) No. 10431 — Design infringement litigation *The court recognized the reliability of the Wayback Machine. (Excerpt from the judgment, translated) The US nonprofit Internet Archive began collecting the worldwide Web in 1996 and made its archive publicly available through the Wayback Mac

日本語版 Article information Article type: Lectures and videos Categories: China Topics: Enablement / Litigation procedure First published on this website: 2026-10-07 Display and classification checked: 2026-10-07 [IP Practice Online] “Counterfeits defeated even at China's Supreme Court! A thorough explanation of the keys to victory with the actual inventor” (Denka Company Limited / Yasuki Ito and Shunichi Sugawara, patent attorney) The inventor and the IP department's section ma

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