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一、背景——一場由侵權訴訟引發的無效和行政訴訟丹麥諾維信公司於2006年獲得名稱爲“熱穩定的葡糖澱粉酶”的發明專利權(專利號爲98813338.5)。2011年,該公司向天津市第二中級人民法院提起訴訟,訴山東隆大和江蘇博立兩家公司侵犯其上述專利權。同年,上述兩家公司向專利複審委員會提出無效請求,請求基於《專利法》第二十六條第四款等條款宣告涉案專利無效。經審理,專利複審委員會於2011年12月31日作出第
First, the background - a lawsuit caused by infringement and invalid lawsuit Danish Novozymes obtained in 2006 the name of “heat-stable glucoamylase” invention patent (Patent No. 98813338.5). In 2011, the company filed a lawsuit with Tianjin No. 2 Intermediate People’s Court against two companies, Shandong Longda and Jiangsu Boris, for infringing upon the said patents. In the same year, the two companies made an invalid request to the Patent Reexamination Board and requested that the patent in question be declared invalid on the basis of Article 26, paragraph 4, of the Patent Law. After trial, the Patent Reexamination Board made the first resolution on December 31, 2011