Venture capital financing is generally regarded as an important channel for start-ups' financing. In recent years, the important influence of intellectual property on venture capital financing of start-ups has aroused extensive research interest among scholars. This article combs the domestic and foreign literature on the impact of intellectual property on venture capital financing of start-ups, deepens the understanding of the role of start-ups' intellectual property signals, and put forward future research directions such as strengthening the research of intellectual property portfolio, exploring possible mediating mechanisms, and exploring intellectual property signal research in the Chinese context.