The concept of intellectual property, or ideas protected by patents, copyrights, and trademarks, has been around since at least the 13th century. However, it is only in the last decade that "piracy," or the illegal copying and selling of copywritten or patented material, has become a contentious issue in trade negotiations between the nations of the Northern and Southern Hemispheres
Vaughan, Richard E.
"Defining Terms In The Intellectual Property Protection Debate: Are The North And South Arguing Past Each Other When We Say "Property"? A Lockean, Confucian, And Islamic Comparison,"
ILSA Journal of International & Comparative Law: Vol. 2
, Article 2.
Available at: http://nsuworks.nova.edu/ilsajournal/vol2/iss2/2