Patent Landscape Report on Ritonavir - WIPO

Figure 8 shows the distribution of families over priority countries for each earliest priorityyear per family. The table was limited to priority countries with three (3) or more documents.The table shows that 611 of the families in the study out of the total 805 families claim priorityto United States as the office of first filing (76%) followed by 6% claiming priority to European<strong>Patent</strong> Office as the office of first filing. This table also shows there are 10 patent familieswhere the office of first filing was WO. The grand total column also indicates countriesthat are the priority countries but were not included in the chart. These are designated by anasterisk * and listed in parentheses ( ).Priority Year AU BR CN DE DK EP FR GB IE IN IT JP SE US WOFamilieswithPCT (%) Grand To1980 1 100 11988 1 100 11990 1 1 50 21991 1 100 11992 1 100 11993 4 100 41994 1 5 100 51995 1 1 5 86 71996 1 1 3 14 85 20*(CH1997 1 1 1 21 92 25*(HU1998 2 4 1 1 1 33 1 91 43155*(CA, NL19992 2 6 1 41 892000 1 1 2 31 81 36* (IL2001 1 3 3 2 1 1 3 34 88 49*(KR2002 1 1 1 3 2 4 1 48 86 63* (KR,2003 1 1 1 1 2 3 1 1 51 89 64*(CA174*20041 2 1 1 5 2 2 2 1 1 53 1 96 (AR)2005 1 3 2 14 1 7 49 3 95 80*(AU94*2006 2 6 2 1 1 5 1 1 72 1 93 (KR, RU,2007 1 1 2 1 2 1 4 1 64 3 89 85*(ES2008 1 2 2 1 3 52 1 85 65*(ES2009 1 2 26 90 29Grand Total 5 5 7 15 6 40 12 14 4 27 4 22 3 611 10 90785*8Figure 8: Distribution of <strong>Patent</strong> Families Priority Country per Earliest Priority Year