如何解决专利侵权案件审理中的疑难问题上海市第一中级人民法院近年来本市中级法院受理各类专利案件的数量呈上升趋势。在这些案件中，实用新型专利、个人主张权利、侵权人申请宣告专利无效的居多，且存在着审理案件的疑难问题，具体表现在四个方面：原告取证难。专利技术... How to Solve the Difficult Problems in the Trial of Patent Infringement Cases The number of patent cases handled by the Shanghai Intermediate People’s Court in this Municipality has been on the rise in recent years. In these cases, utility model patents, individuals claim rights, infringers to declare the majority of patent invalid, and there are difficult cases to hear the case, specifically in four aspects: the plaintiff difficult to obtain evidence. patented technology...