DOUBLE PATENTING

double patenting

double patenting 重复专利;双重专利 指两项专利授予同一人,而该两项专利包含的权利要求书所引用的系同一发明或就同一发明所作的显而易见的改变〔obvious variations of the same invention〕。法律禁止一人就同一发明或就同一发明所作的显而易见的改变取得多于一项的有效专利。重复专利的判定标准是:当对两份专利说明书〔descriptions〕的内容进行正当解释时,该两项专利的权利要求书〔claims〕是否实质上同一。判定重复专利,是拒绝授予第二项专利或认定第二项专利无效的理由。它分两种类型:1同一专利型重复专利〔same invention-type double patenting〕;2显而易见型重复专利〔obviousness-type double patenting〕。

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double patenting

double patenting. 1. Obtaining two patents covering the same invention. • An inventor is not allowed to receive more than one patent on one invention. — Also termed same-invention double patenting. [Cases: Patents 120.] 2. The issuance or obtaining of a patent for an invention that differs from an already patented invention only in some

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