立普妥同族专利构建策略探析

Patent Family Strategy Analysis of Lipitor

目的通过对专利制度中同族专利产生特点、功能的研究,为国内制药企业专利挖掘与专利管理提供借鉴。方法对立普妥专利同族中的技术主题、同族专利布局周期、同族专利发展脉络等进行解析,分析医药领域专利同族的构建策略。结论与结果在基础化合物专利之外,晶型、组合物仍然是外围专利的布局重点,可以在化合物专利推出后的一段时间内,利用优先权制度及分案申请制度等构建多层次的专利族,并借此增强企业的专利链条。

OBJECTIVE To study the features and the functions of patent family inpatentregime,thus to provide experience for the Chinese domestic pharmaceutical enterprises in the development and the management of patent. METHODS In the case of lipitor patent family, technical topics, application period and the inner relationship were analyzed, aiming to acquire the constructing strategy of patent family in pharmaceutical field. RESULTS AND CONCLUSION Crystal and composition patents are also important in the surrounding patent layouts besides the chemical compound patent. After the application of the chemical compound patent, multi-level patent families can be constructed by makine use of the priority and divisional aoolication system, that can reinforce oatent strateav of enterprise.