Section 53.1 of the Patent Act took effect in 2019. It was designed to reverse the 2000 decision of the Supreme Court in Free World Trust v Electro Santé Inc [2000] 2 SCR 1024 and…
To the delight of patent litigators everywhere, the doctrine of file wrapper estoppel is about to be implemented in Canadian Patent Law. After more than 18 years since Justice Binnie…
