Monthly review | 弁護士・高石秀樹の特許チャンネル

Legal Update (Items Posted in January 2026)

A review of 34 articles published in January 2026 by attorney Hideki Takaishi, covering divisional applications, invalidity arguments, claim interpretation, international jurisdiction, standard-essential patents and employee inventions.

Legal Update (Items Posted in February 2026)

A review of 34 articles published in February 2026 by attorney Hideki Takaishi, covering claim interpretation, inventive step, inventorship, employee inventions, pharmaceutical patents, standard-essential patents and copyright.

Tokyo District Court, 2013 (Wa) 33070 [Agricultural-Produce Sorting Apparatus] <Hasegawa>

[Article] Supplementing Unfair-Competition Protection Through Civil Code Tort Law (Patent Supplement, 2023; Professor Tatsuhiro Ueno)

[Unfair Competition Prevention Act / Trade Secrets] Tokyo District Court, 2014 (Wa) 1397, the Shoe Last case

[U.S. Patents] November 6, 2023, CAFC <ACTELION v. MYLAN> — Interpretation of Numerical Limitations and Rounding

[Design / Estoppel] Intellectual Property High Court, 2021 (Gyo-Ke) 10067 <Honda>

[Article] The Relationship Between ‘Confusion’ and ‘Business Interests’ Under Article 2(1)(i) of the Unfair Competition Prevention Act (Professor Hisayoshi Yokoyama)

[Article] Judicial Decisions on Infringement Warnings and Notification of False Facts Under the Unfair Competition Prevention Act (Patent Supplement, 2023; Professor Toshiya Kaneko)

Tokyo District Court, 2012 (Wa) 12351 [Rice Cake]

Intellectual Property High Court, 2021 (Ne) 10088 and 2022 (Ne) 10014 [Information Communication Unit]

[Trademark / Contract] Osaka District Court, 1996 (Wa) 6700 — Abuse of the right to terminate

Patent Case Law and Intellectual Property Practice Blog