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专利文献是记载发明创造内容的情报载体,它是具有新颖性、法律性、技术性的特种文献,其文献量之大、系统性之强是任何其他文献难以匹敌的,据世界知识产权组织(WIPO)公布的统计数字,世界上每年发明创造成果的90%-95%能在专利文献中查到,并且许多发明创造成果仅仅通过专利文献公开,而不见诸于其它科技文献。据统计,中国专利局平均每年出版各种专利说明书3.7万件,全世界每年出版各种专利说明书约100多万件,由于科技成果或发明创造一出现首先要寻找专利保护,所以专利文献报道的内容要比其它文献往往早5至7年,而且其它文献仅能报道其中文献量的5.77%,专利文献实在是一种传播速度快、范
Patent literature is a kind of information carrier that records the content of invention. It is a kind of special literature with novelty, legality and technology. It has a large amount of literature and systematicness that is unmatched by any other literature. According to the World Intellectual Property Organization (WIPO) ) Published statistics, 90% -95% of the annual inventions and innovations in the world can be found in the patent documents, and many inventions and innovations are disclosed only through the patent documents, not in other scientific and technical documents. According to statistics, the Chinese Patent Office publishes an average of 37,000 kinds of patent specifications each year. The world publishes about 1 million patent specifications each year. Since patent protection is first sought after by scientific and technological achievements or inventions and inventions, the patent literature reports Content than other literature is often 5 to 7 years earlier, and other literature can only cover 5.77% of the literature, patent literature is really a fast propagation speed,