s. 53

June 18, 2020
Photograph of a red hockey net on the ice of an outdoor skating rink.

Federal Court Clarifies the Admissibility of Patent Prosecution History

In a patent infringement case between two major ice skate manufacturers, the Federal Court clarified s. 53.1 and the admissibility of prosecution history.
December 4, 2018

The ONSC Dismisses Apotex’s Attempt to Revive the Promise Doctrine Under the Guise of Fraud

2018 ONSC 5199 – ONSC rejects Apotex’s attempt to recast Promise Doctrine under s. 53 fraud allegations.