Patent Quality Literature Review

Abstract

 Patent quality is an early concept. At present, many researches on patent quality have been carried out. This paper combs the research on patent quality, and analyzes the views of relevant research to promote the research on patent quality. In this paper, the concept, measurement index and related research of patent quality are reviewed by literature analysis. Compared with defining patent quality, existing researches prefer to analyze the evaluation indicators of patent quality. The measurement of patent quality can be roughly divided into two categories: using a single indicator and using multiple indicators to build a comprehensive evaluation index. At present, there are more and more researches on patent quality in China, but they are obviously behind other countries. It has become the trend of patent quality research in China to study the evaluation indicators of patent quality and use them in empirical analysis.