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国内燃料加热型卷烟专利技术分析

Technological analysis of patents related to heated tobacco products in China

  • 摘要: 为使我国烟草行业相关科技人员准确把握燃料加热型卷烟的研发现状,预测今后的发展趋势,对国家知识产权局1985-2017年公开公告的有关燃料加热型卷烟的专利进行了检索和统计分析。结果表明:①1985-2017年国内燃料加热型卷烟专利共计261件,其中发明208件、实用新型53件。②1985至2010年间,燃料加热型卷烟每年专利数量有限;从2012年开始,相关专利申请数量显著增长,2013至2015年是专利快速发展时期。③国外烟草公司和国内烟草行业是中国燃料加热型卷烟专利的申请主体,国外烟草公司的专利均为发明专利,在我国的专利布局较早,技术含量较高,其中菲利浦·莫里斯烟草公司的申请量最多,主要分布在碳加热型卷烟方面,涉及热源段、烟草材料段、烟气传递段以及配套辅材设计等方面,技术较为成熟。④采用其他燃料的加热型卷烟专利相对偏少,具有较大的发展空间,比如可采用含能热源、气态燃料等其他燃料材料,以提高燃料能效。

     

    Abstract: In order to understand the current status accurately and forecast the R&D development trends on heated tobacco products in future, patents related to heated tobacco products published by State Intellectual Property Office (SIPO) from 1985 to 2017 were searched and statistically analyzed. The results show that:1) From 1985 to 2017, there were a total of 261 patents related to heated tobacco products in China, of which 208 were inventions and 53 were utility models. 2) From 1985 to 2010, the number of patents related to heated tobacco products was small in each year, it increased significantly since 2012, especially from 2013 to 2015. 3) Foreign tobacco companies and domestic tobacco industry were the main applicants for the category. The patents owned by foreign tobacco companies were inventions including techniques and applications in earlier years. The number of applications from Philip Morris International was the most, the hot spot was around carbon-heated tobacco products, involving heat source, tobacco materials, smoke delivery, and supporting auxiliary materials; and those techniques were relatively mature. 4) The patents related to heated tobacco products using other solid fuels were relatively fewer, and there was ample development space. For example, fuel materials, such as energetic heat sources and gaseous fuels, might be used to improve the energy efficiency of heated tobacco products.

     

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