WEIPR Updates IP News Resources WEIPR Views

  • 2026-09-08
  • Application of Prosecution History Estoppel in Patent Infringement Cases
  • The Intellectual Property Court of the Supreme People's Court (the "IP Court") recently issued a final judgment in a patent infringement dispute, holding that while the scope of protection of an invention patent is d...
  • Application of Prosecution History Estoppel in Patent Infringement Cases
  • 2026-09-03
  • China SAMR: AI Prompts Can Be a Trade Secret | IP Case Brief
  • On August 20, 2026, China's State Administration for Market Regulation (SAMR) publicly released six typical cases of trade secret infringement. Among them, a case handled by the Hangzhou Municipal Administration for Mark...
  • China SAMR: AI Prompts Can Be a Trade Secret | IP Case Brief
  • 2026-09-01
  • List of States and IGO Keeping Patent Prosecution Highway (PPH) Cooperation with China
  • Since the initiation of the first PPH pilot program in November 2011, the CNIPA has built PPH ties with patent authorities of 38 countries or regions. Following is the list of States/ IGO that are keeping PPH cooperatio...
  • List of States and IGO Keeping Patent Prosecution Highway (PPH) Cooperation with China
  • 2026-08-27
  • SPC Case Analysis: Who Pays the Appraisal Fee When the Patent-in-Suit Is Invalidated Mid-Litigation?
  • Case SummaryIn an infringement dispute involving a patent for a "bone conduction speaker," the patentee, a Shenzhen technology company (referred to here as "Company S"), sued another Shenzhen-based company (referr...
  • SPC Case Analysis: Who Pays the Appraisal Fee When the Patent-in-Suit Is Invalidated Mid-Litigation?
  • 2026-08-20
  • SPC: Pre‑Expiry Production + Post‑Expiry Sale = Plant Variety Infringement – Full Damages Upheld | Jimai 22 Case
  • China’s Supreme People’s Court overturns low damages award, holding that wheat seeds produced without authorisation before variety right expiry remain infringing when sold after expiry. Key ruling for seed IP enforcement.
  • SPC: Pre‑Expiry Production + Post‑Expiry Sale = Plant Variety Infringement – Full Damages Upheld | Jimai 22 Case
  • 2026-08-14
  • Determining "Element-Omission" Inventions: A Supreme People's Court IP Tribunal Case Study
  • HeadnoteAn open-ended claim does not, on its face, exclude any particular element — so a finding that it constitutes an "element-omission invention" must be made with particular caution. The assessment should be made from the ...
  • Determining

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