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Intellectual Property Protection Patent Litigation Japan

Jones Day

Japanese Supreme Court: Building a System That Includes a Server Located Outside Japan Constitutes Patent Infringement

Jones Day on

On March 3, 2025, the Japanese Supreme Court held that building a network-based system comprised of a server located in the United States, connected via a network to user terminals in Japan, constitutes "producing a product"...more

Hogan Lovells

Japan: Supreme Court Decision — Closing a loophole for patent infringements in cross-border network systems

Hogan Lovells on

On March 3, 2025, the Supreme Court of Japan upheld the original judgment that found patent infringement in respect of the acts performed on a server located outside Japan, virtually affirming the extraterritorial application...more

McDermott Will & Emery

[Webinar] IP Focus | US Patent Law Under the New Trump Administration - February 5th, 10:00 am JST

McDermott Will & Emery on

McDermott is committed to providing insightful commentary on intellectual property (IP) developments from around the world to our Japanese clients. During these sessions, a variety of speakers from McDermott’s offices in the...more

Orrick, Herrington & Sutcliffe LLP

Intellectual Property - Patents - The World in U.S. Courts: Summer 2019

Direct and Indirect Infringement Claims Allowed to Proceed Against Japanese Parent that Neither Imported nor Sold Allegedly Infringing Cellphones in the US - Semcon IP Inc. v. Kyocera Corp., US District Court for the...more

Morgan Lewis

Japan’s 2019 Patent Law Aims to Strengthen the Patent Litigation System

Morgan Lewis on

The Japanese Patent Office is trying to strengthen its patent litigation system, with 2019 revisions to the Japanese Patent Act recently approved by the Japanese Diet. With this reform now written into law, Japan could be on...more

Hogan Lovells

Patents - Patent litigation - Japan

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In Japan, the Intellectual Property High Court (IPHC) established in 2005 has jurisdiction to handle intellectual property cases as second instance, and registered IP cases appealed against trial decisions of the Japan Patent...more

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