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近来不少读者来信询问,本刊中信息源CPI的情况。现介绍如下: CPI系《中心专利索引》(Central Patents Index)的缩写。1986年度起《中心专利索引》更名为《化学专利索引》(Chemical Patents Index),因更名前后刊名的第一词首都是字母C,故其缩写仍为CPI。 CPI是英国德温特出版公司(Derwent Publications LTD)发行的多种专利检索期刊中的一种。 CPI创啊于1970年,周刊,以文摘形式报道化工方面的专利。CPI共有12种分册,用A～M中的一个字母代表一种分册,字母I未用。 A分册收录聚合物;B分册收录药物;C分册收录农药、肥料;D分册收录食品、洗涤剂……。例:186 飞扬草制成的止痛和抗焦虑的制剂[英]/CPI(B)1990,(9028):36 *FR 2639-228-A
Recently, many readers asked about the CPI information source in this issue. It is introduced as follows: CPI is the abbreviation of “Central Patents Index”. Since 1986, the “Central Patents Index” has been renamed as “Chemical Patents Index.” Since the first word capitalized before and after the name change is the letter C, its abbreviation is still CPI. The CPI is one of many patent search journals issued by Derwent Publications LTD. CPI hit ah in 1970, the weekly, abstracts in the form of chemical patents. The CPI has a total of 12 volumes, one of A ~ M represents a volume, the letter I unused. Part A contains polymers; Part B contains drugs; Part C contains pesticides and fertilizers; Part D contains foods and detergents. Example: Analgesic and Anxiolytic Formulations Made from Flammulina grass [English] / CPI (B) 1990, (9028): 36 * FR 2639-228-A