[Class : 9] Class 9 (Downloadable Software): This Is The Essential Class For The Mobile Application Itself. It Covers Downloadable Software And Mobile Apps Used On Smartphones Or Tablets. [Class : 40] Material Processing & Recycling (Class 40) This Is The Most Common Class For Circular Economy Businesses That Actively Transform Waste Into New Products. [Class : 42] Class 42 (Cloud Based Services/Saa S): If Your App Functions As Software As A Service (Saa S) Or Is Accessed Online Without Downloading (A Web App), It Falls Under Class 42. This Class Also Covers Technical Research In Environmental Protection And Technological Consultancy Related To The Circular Economy.