2448-5691 2448-5691 S2448-56912012000200057 10.22201/ceiich.24485691e.2012.9.45231 Colombia Colombia Colombia 00 12 2012 00 12 2012 5 9 57 67

BEA 2012 2010 12 3 3 687-706 ELSEVIER 2012 EPO 2011 EPO 2012 2007 9 6 6 977-1002 2006 39 3 3 438-9 2011 443-76 OMPI 2012 2012 SIC 2011 SienTI, C. 2012 USPTO, E. 2011 WIPO 2012 WIPO W.-W. I. P. Organization 2012 48