Drug patent term restoration in Canada: Certificates of Supplementary Protection

By Andrea Berenbaum ( September 27, 2018, 2:38 PM EDT) -- Like other patents in Canada, drug patents have a term limited to 20 years from the filing date. However, unlike other products, drugs must undergo extensive clinical testing and a regulatory approval process before they may be marketed. Because drug patents are typically filed at an early stage of development, this means the effective patent term is often significantly shorter than 20 years....