The international and European phases of a PCT application
Source: http://www.epo.org/applying/international/guide-for-applicants/html/e/ga_ib.html
Date retrieved: 17 May 2021
GA IB B.
Source: http://www.epo.org/applying/international/guide-for-applicants/html/e/ga_ib.html
Date retrieved: 17 May 2021