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China tightens oversight of same-day dual filings in revised patent-examination rulebook

By MLex Staff ( December 5, 2025, 08:10 GMT | Insight) -- China’s latest revisions to rules on same-day invention and utility-model dual filings aim to restore the patent system’s original purpose, the country’s top intellectual property regulator said.China’s latest revisions to rules on same-day invention and utility-model dual filings aim to restore the patent system’s original purpose and better balance the interests of applicants and the public, the country’s top intellectual property regulator said....

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