Sandoz’ proposed generic version of Allergan’s Rapaflo (silodosin) capsules does not infringe a key Canadian formulation patent protecting the benign prostatic hyperplasia treatment, a federal court has ruled. However, the Ontario court rejected Sandoz’ argument that Canadian patent 2,507,002 was invalid for obviousness.
The litigation was prompted by the generics firm filing an application for a Notice of Compliance – effectively a marketing...








