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Prohibiting Medical Method Patents: A Criticism Of The Status Quo, Mark S. Wilke

Canadian Journal of Law and Technology

Methods of medical treatment are not patentable in Canada. This means that inventions involving the performance of surgery, administration of medicine, or extraction of fluids or tissue for diagnostic tests cannot directly be protected under the current patent regime. However, this prohibition is not an absolute ban. Many medical innovations are patentable, including surgical tools and devices, drugs and other chemical compounds, medical “uses”, diagnostic assays and methods of treat- ing “natural” conditions. The practical reality is that the distinction between what is and what is not patentable is poorly defined. This uncertainty presents a steep challenge for inventors and …