China will officially become a signatory to the Patent Cooperation Treaty (PCT) on January 1, 1994.. The China Patent Office (CPO) applied for signatory status on September 13, 1993 with the approval...
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China will officially become a signatory to the Patent Cooperation Treaty (PCT) on January 1, 1994.. The China Patent Office (CPO) applied for signatory status on September 13, 1993 with the approval...