Heisei 15 (Gyo-Ke) 405 [Substituted 1,3-Oxathiolanes with Antiviral Activity] <Sato>

日本語版 / Japanese version

Article information

Type: Case note

Classification: Patents

Topics: Inventive step, Motivation and teaching away

First published on this site: 2023-12-30

Case number: Heisei 15 (Gyo-Ke) 405

Display and classification checked: 2026-11-14

Heisei 15 (Gyo-Ke) 405 [Substituted 1,3-Oxathiolanes with Antiviral Activity] <Sato>

‘Even if cross-resistance is likely ... there is strong motivation to conduct experiments to confirm the drug's efficacy ... and simply performing the experiments readily reveals whether it exhibits cross-resistance.’

⇒ Inventive step denied

Obvious to try

https://www.courts.go.jp/assets/hanrei/hanrei-pdf-10075.pdf

Originally published: 2023-12-30

Source: https://ameblo.jp/hideki-takaishi/entry-12834554514.html

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The first publication date and update dates are recorded separately. Display maintenance does not mean that the legal analysis was re-verified.

2026-11-14: Display and classification maintenance (article information, issue tags, language/SEO links, related articles, and consultation path added).

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