口服结肠靶向给药系统专利技术综述  

Review of Patents Technology of Oral Colon-specific Drug Delivery System

作　　者：许慧[1] 刘应梅[1] Xu Hui;Liu Yingmei(Patent Examination Cooperation Sichuan Center of the Patent Office,SIPO,Chengdu Sichuan 610000)

机构地区：[1]国家知识产权局专利局专利审查协作四川中心,四川成都610000

出　　处：《河南科技》2017年第24期59-62,共4页Henan Science and Technology

摘　　要：基于CNABS、DWPI、SIPOABS、VEN数据库,通过检索、统计和分析国内外有关OCDDS的专利申请,对该领域申请量趋势进行统计,梳理OCDDS领域的技术发展脉络,同时,对OCDDS领域的核心专利和重要申请人进行分析,以期为国内相关企业的发展提供参考。Based on the databases of CNABS,DWPI,SIPOABS and VEN,the domestic and foreign patents of OCDDS were analyzed by data examination and collection,including the trend of application number and technique development in OCDDS.Furthermore,the core patents and important applicants of OCDDS were analyzed,hoping to provide information for the development of related domestic enterprises.

关 键 词：结肠靶向给药系统 PH敏感 细菌敏感 时滞 技术发展 

分 类 号：G306[文化科学] R943[医药卫生—药剂学]