Promise of the Patent

Promises That Can Kill: An Update

Under the Patent Act, an invention must be useful to be patentable. While in Canada the inventor does not need to describe the utility of the invention in the patent, where the patent makes a promise of utility, utility is measured against that promise. If the inventor does not make an explicit promise of a […]

Sitting This One Out: SCC Refuses to Clarify “Promise of a Patent” Doctrine

Last month, the Supreme Court of Canada (SCC) denied leave to appeal in the case Eli Lilly Canada Inc v Novopharm Ltd, passing on an opportunity to clarify the controversial “promise of the patent” utility requirement for Canadian pharmaceutical patents.