Markwell Clarizio LLP

February 2024

The “Due Care” Standard for Patent Reinstatement in Canada: A Very High Bar

The Federal Court (per Furlanetto J.) has held that the Commissioner of Patents (“Commissioner”) acted reasonably in denying a request for reinstatement of a patent that lapsed due to non-payment of an annual maintenance fee. This decision underscores the importance of having multiple lines of communication between a patent agent and a client – and […]

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Claims to Dosing Regimens May Not Be Prohibited Methods of Medical Treatment: A Question of “Whether” and “How”

In Pharmascience v Janssen, the Federal Court of Appeal (Locke JA writing for the Court) held that the claims in Janssen’s patent to a dosing regimen are not prohibited as a method of medical treatment. Pharmascience v Janssen, 2024 FCA 23   The Prohibition Against Patenting Methods of Medical Treatment The patentability of methods of

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Snowplow Patents are Snowed Under due to Federal Court Findings of Obviousness

The Federal Court (per St-Louis J.) held that the asserted claims of three patents owned by Nordik Blades (collectively, the “Nordik Patents”) are invalid on the basis of obviousness. However, the Court found that the asserted claims are not overbroad and the Nordik Patents are not void under section 53 of the Patent Act. The

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Federal Court Finds Takeda’s Patent Not infringed and Invalid for Inutility and Insufficiency

The Federal Court (per Furlanetto J.) held that Takeda’s 916 Patent covering aspects of its DEXILANT® capsules is not infringed by Apotex’s proposed generic dexlansoprazole capsules and, in any event, is invalid for inutility (lack of sound prediction) and insufficiency. Takeda Canada Inc. v. Apotex Inc. – Federal Court (fct-cf.gc.ca) The Court’s infringement and validity

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