Common Knowledge

Patent Inventiveness in China: Why “Common Knowledge” Must Be Proven, Not Assumed

14 August 2026

A Case Study of the "Electronic Blackboard" Case, (2025) SPC Zhi Xing Zhong No. 286 I. Introduction In assessing inventive step for invention patents, determining whether a technical solution would have been “readily conceivable” to a person skilled in the art has long been one of the most disputed and uncertain aspects of the analysis. […]