4.4.1 General 4.4.2 Subsequently invoked technical effect Source: http://www.epo.org/law-practice/legal-texts/html/caselaw/2019/e/clr_i_d_4_4.htmDate retrieved: 17 May 20215 references found. Click X to load a reference inside the current page, click on the title to open in a new page.Case Law Book: I PatentabilityXCLR I D Inventive stepLoading...XCLR I D 4 Technical problemLoading...XCLR I D 4.4.1 GeneralLoading...XCLR I D 4.4.2 Subsequently invoked technical effectLoading...Case Law Book: II Conditions to be met by an ApplicationXCLR II E 1.14.6 Reformulation of the technical problemLoading...