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专利文献(Patent document)是指官方出版的描述某项发明的说明书,它被用于获得或实施专利权。这类文献包括发明证书,实用新型或实用证书,及其申请书,等等。目前,世界各国每年出版的专利文献总数在100万件以上。专利文献与一般科技文献相比,具有下述特点:1)内容广泛、新颖、实用、具体而详尽,2)寓技术、法律和经济情报于一体,3)有统一的体裁和格式(如专利
Patent document means an officially published manual describing an invention that is used to obtain or enforce a patent. Such documents include invention certificates, utility models or practical certificates, and their applications, and so on. At present, the total number of patent documents published in various countries in the world is over 1 million pieces per year. Compared with the general scientific and technical literature, the patent literature has the following characteristics: 1) The content is broad, innovative, practical and detailed, 2) integrates technical, legal and economic information, and 3) has a uniform genre and format