国内袋装口含烟专利技术分析

Technological analysis on CN patents related to pouched oral tobacco products

为使我国烟草行业相关科技人员准确把握袋装口含烟的研发现状,研判今后的发展趋势,对国家知识产权局1985—2018年公开公告的有关袋装口含烟的专利(即中国专利)进行了检索和统计分析.结果表明:①1985—2018年国内袋装口含烟专利共计154件,其中发明专利124件、实用新型专利21件,外观设计专利9件.②1985—2007年,袋装口含烟专利申请处于起步阶段;从2008年开始,专利申请进入快速增长期,数量显著增加,在此期间,我国烟草行业专利申请取得了长足的进步.③在国外烟草公司申请的袋装口含烟中国专利中,雷诺士烟草公司的申请量最多,其次是菲利浦·莫里斯烟草公司;国内申请人中,中国烟草总公司郑州烟草研究院和云南中烟工业有限责任公司居前两名,且大多数专利为发明专利.④目前袋装口含烟的技术发展较成熟,研究热点主要集中在产品配方、制备工艺和包装技术上,缓释技术、熟化技术、成型技术也取得了一定的进展.

In order to accurately understand the current status and forecast research progress and development trend on pouched oral tobacco products in China,patents related to pouched oral tobacco products published by the State Intellectual Property Office(SIPO)from 1985 to 2018 were searched and statistically analyzed.The results showed that:1)During 1985-2018,SIPO published 154 patents related to pouched oral tobacco products,of which 124 were inventions,21 were utility models and 9 were appearance designs.2)From 1985 to 2007,the annual patent applications for pouched oral tobacco products were at the initial stage.Since 2008,the number of related patent applications increased significantly and entered a period of rapid growth.Since then,great progress on patent applications had been made by domestic tobacco industry.3)Among the foreign tobacco companies,Reynolds American Tobacco Company had the largest number of patent applications,followed by Philip Morris Tobacco Company.Among the domestic patent applicants,Zhengzhou Tobacco Research Institute of CNTC and China Tobacco Yunnan Industrial Limited Corporation were the top two and most of their patents were inventions.4)At the present,the technological development of pouched oral tobacco products was relatively mature.The research hotspots mainly focused on product formulation,preparation technology and packaging technology.Some progress could be noted in slow-release technology,ripening technology and forming technology as well.