IP High Court, Reiwa 4 (Ne) No. 10070 — Image display method (Judge Kanno)
日本語版 Article information Article type: Case note Category: Patents Topics: Inventive step, Motivation and teaching away First published on this site: 2026-10-10 Display/classification checked: 2026-10-10 IP High Court, Reiwa 4 (Ne) No. 10070 — Image display method (Judge Kanno) *The court found the invention readily conceivable on the basis of its “advantages”! → Inventive step denied. (Excerpt from the judgment, translated) [...] Adopting a Web browser in place of a Web clie
IP High Court, Reiwa 6 (Gyo-Ke) No. 10049 — Information processing apparatus (Judge Miyasaka)
日本語版 Article information Article type: Case note Category: Patents Topics: Inventive step, Motivation and teaching away, Examination and appeal practice First published on this site: 2026-10-10 Display/classification checked: 2026-10-10 IP High Court, Reiwa 6 (Gyo-Ke) No. 10049 — Information processing apparatus (Judge Miyasaka) *The trial decision did not state the reasons for its obviousness determination. → Inventive step affirmed. (Excerpts from the judgment, translated;
IP High Court, Reiwa 6 (Gyo-Ke) No. 10050 — Information processing apparatus (Judge Miyasaka)
日本語版 Article information Article type: Case note Category: Patents Topics: Issues discussed in the text First published on this site: 2026-10-10 Display and classification checked: 2026-10-10 IP High Court, Reiwa 6 (Gyo-Ke) No. 10050 — Information processing apparatus (Judge Miyasaka) *The computations performed by each processing unit contribute to solving the invention’s problem. → Qualifies as an “invention.” (Excerpt from the judgment, translated) “The patented invention
IP High Court, Heisei 25 (Gyo-Ke) No. 10266 — Transparent film (Judge Ishii)
日本語版 Article information Article type: Case note Category: Patents Topics: Inventive step, Patent corrections, Added matter First published on this site: 2026-10-10 Display/classification checked: 2026-10-10 IP High Court, Heisei 25 (Gyo-Ke) No. 10266 — Transparent film (Judge Ishii) *A claim with a disclaimer does not introduce new technical matter if it does not affect the problem addressed by the invention. → Correction requirements satisfied, but inventive step denied aft
IP High Court, Reiwa 3 (Gyo-Ke) No. 10116 — Game program (Judge Honda)
日本語版 Article information Article type: Case note Category: Patents Topics: Issues discussed in the text First published on this site: 2026-10-10 Display and classification checked: 2026-10-10 IP High Court, Reiwa 3 (Gyo-Ke) No. 10116 — Game program (Judge Honda) *The court recognized identity of technical fields at a broader conceptual level. (Excerpt from the judgment, translated) The plaintiff argues that a person skilled in the gaming field would not apply the matters desc
Supreme Court, Heisei 4 (O) No. 1491 — Earth belt
日本語版 Article information Article type: Case note Category: Patents Topics: Damages First published on this site: 2026-10-10 Display/classification checked: 2026-10-10 Supreme Court, Heisei 4 (O) No. 1491 — Earth belt Where a party acquired well-known status for its product indication through a series of acts contrary to accepted principles of morality, including placing “PAT,” which could be confused with a patent marking, on products and displaying the same letters in advert
IP High Court, Reiwa 2 (Gyo-Ke) No. 10094 — Agent for suppressing recurrence of reflux esophagitis (Judge Mori)
日本語版 Article information Article type: Case note Category: Patents Topics: Inventive step First published on this site: 2026-10-10 Display/classification checked: 2026-10-10 IP High Court, Reiwa 2 (Gyo-Ke) No. 10094 — Agent for suppressing recurrence of reflux esophagitis (Judge Mori) *Common general knowledge at the priority date: completion of a phase II clinical trial led to denial of inventive step. Phase I clinical trial: safety trial Phase II clinical trial: efficacy tr
Tokyo District Court, Reiwa 5 (Wa) No. 70178 — Zinc acetate hydrate tablets (Judge Nakajima)
日本語版 Article information Article type: Case note Category: Patents Topics: Claim interpretation, Numerical limitations and parameters First published on this site: 2026-10-10 Display/classification checked: 2026-10-10 Tokyo District Court, Reiwa 5 (Wa) No. 70178 — Zinc acetate hydrate tablets (Judge Nakajima) *The claim was held not to be satisfied unless the temperature remained within the numerical range until the end of the drying process. (Excerpt from the judgment, trans
Tokyo District Court, Reiwa 5 (Wa) No. 70114 — Motorcycle brake control device (Judge Shibata)
日本語版 Article information Article type: Case note Category: Patents Topics: Support requirement First published on this site: 2026-10-10 Display/classification checked: 2026-10-10 Tokyo District Court, Reiwa 5 (Wa) No. 70114 — Motorcycle brake control device (Judge Shibata) *An error in the detailed description of the invention. The argument that it was an obvious clerical error was rejected. → Support requirement not satisfied. (Excerpt from the judgment, translated) A person
IP High Court, Heisei 17 (Gyo-Ke) No. 10645 — Method for inspecting sealed packages (Judge Tsukahara)
日本語版 Article information Article type: Case note Category: Patents Topics: Clarity、Enablement、Examination and appeal practice First published on this site: 2026-10-10 Display/classification checked: 2026-10-10 IP High Court, Heisei 17 (Gyo-Ke) No. 10645 — Method for inspecting sealed packages (Judge Tsukahara) *The mechanism described in the claims and specification contradicts the laws of physics. → Clarity and enablement requirements not satisfied. (Excerpt from the judgmen
