The international preliminary examination procedure before the EPO as an IPEA
Source: http://www.epo.org/applying/international/guide-for-applicants/html/e/ga_c4_2.html
Date retrieved: 17 May 2021
Source: http://www.epo.org/applying/international/guide-for-applicants/html/e/ga_c4_2.html
Date retrieved: 17 May 2021