Patent Case Law and Intellectual Property Practice Blog

日本語原文 / Japanese original Article information Article type: Case note Category: Other Japanese law Topics: — First published on this website: 2026-11-01 Display and classification checked: November 2, 2026 Originally published on Ameblo: 2024-07-19 (Japan time). Full English translation. https://ameblo.jp/hideki-takaishi/entry-12860459429.html Tokyo District Court, 2020 (Wa) 29523 [Heat-Shielding Structure Using Uneven Material] <Kokubu> *Acting as the substantive point of c

In response to the allegation of breach of the obligation to achieve the sales plan, termination and mistake were asserted, but neither was accepted. The contract did not specify the efficacy of the products, their mechanism of action in the body, the amount of hydrogen generated

Read the Japanese version / 日本語版を読む Article information Article type: Case note Categories: Trademarks, Unfair competition law, Other Japanese law Topics: Trademark use, Trade secrets, Contracts First published on this website: 2026-10-16 Display and classification checked: 2026-10-17 Case information: Reiwa 5 (Wa) No. 829 [Claim for contractual penalties] Osaka District Court, Reiwa 5 (Wa) No. 829 (Judge Matsuami) The defendant had been a franchisee but terminated the contra

日本語版 Article information Article type: Lectures and videos Categories: Patents / Trademarks / Designs / 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] Current state, challenges, and responses in Customs' border enforcement against IP-infringing goods (Attorney Kei Iida) Current import-suspension results for IP-infringing goods China

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

Japanese version Article information Article type: Case note Classification: Other Japanese law Issues: Contract termination First published on this site: 2026-10-03 Court: Tokyo District Court Case number: Reiwa 4 (Wa) 9422 Display/classification checked: 2026-10-03 [Contracts] Tokyo District Court, Reiwa 4 (Wa) 9422 <Presiding Judge Shibuya> The defendant was found to be “objectively unable to pay” under Article 17(2) of the agreement, and termination was held effective. “B

日本語版: https://www.takaishihideki.com/single-post/linkedin-7511585067928907776-ja Article information Content type: Publication review Categories: Copyright / Trademarks / Unfair competition law / Other Japanese law Issues: Copyrightability / Neighboring rights / Image rights / Publicity rights First published on this site: 2026-10-03 Display and classification checked: 2026-10-03 [Article] Protection of avatar names and likenesses under intellectual property and other laws (Y

日本語版: https://www.takaishihideki.com/single-post/linkedin-7511582347021008896-ja Article information Content type: Case note Categories: Other Japanese law Issues: Contracts / Joint research / Patent acquisition First published on this site: 2026-10-03 Display and classification checked: 2026-10-03 [Contracts] IP High Court, Reiwa 6 (Ne) 10058 [Development of green-laver seeding technology using a waterwheel] <Presiding Judge Hibiki Shimizu> 1. Whether the joint research agre

日本語版: https://www.takaishihideki.com/single-post/linkedin-7511582614906929153-ja Article information Content type: Case note Categories: Other Japanese law Issues: Contracts / Licensing / Joint and several guarantee First published on this site: 2026-10-03 Display and classification checked: 2026-10-03 [Contracts] Tokyo District Court, Reiwa 5 (Wa) 70680 <Presiding Judge Nakashima> Claim for royalties and other payments under a patent license agreement ⇒ Granted (joint and se