The article is devoted to the analysis of factors influencing innovative development and inventive activity in EU member states. It clarifies the changes in Ukraine’s positions in international rankings including the Global Innovation Index, and the Global Startup Ecosystem Index. The authors havehighlighted the main problems of creating and using inventions in Ukraine and outlined the modern model of commercialization of scientific and technical developments that was formed in the world market. A set of measures applied to increase the level of innovativeness in the European practice is given. To identify the main factors influencing the inventive activity of the EU member states and to assess the nature of such influence, the apparatus of correlation-regression analysis was used. Based on the data of the Statistical Bureau of the European Union for 2009-2021, three regression models of the influence of independent variables on the indicator of the number of patent applications to the European Patent Office (per one million inhabitants) were built. It is substantiated that the priority for Ukraine in the conditions of post-war recovery is taking into account the best standards of European countries, implementing several measures to support scientific and inventive activities, and using intellectual property objects in a practical way. 

innovative activity, inventive activity, objects of intellectual property, inventions, commercialization of objects of intellectual property