Patents

April 16, 2020
Photograph of white pharmaceutical pills on a blue background.

Prima Facie Obviousness Established From Similar Compounds, Overlapping pH

Fed. Cir. 2018-2097 — The CAFC ruled that Valeant's patent for Relistor(R) is prima facie obvious based on similar compounds with overlapping pH ranges.
April 3, 2020
An empty boardroom.

COVID-19: Time Extensions for Patents & Trademarks in North America

In this article, we explain how the intellectual property offices in Canada and the United States are responding to the COVID-19 pandemic.
March 18, 2020
Team of inventors wearing white lab coats in a laboratory.

Federal Court Removes Inventors from Four Patents

2020 FC 338 – The Court concluded that the six individuals were listed as inventors “by inadvertence in the process of the division.”
January 23, 2020
Photo of a judge's golden gavel in court.

How the Supreme Court’s New Standard of Review Will Impact IP

2019 SCC 65, 2019 SCC 66 - The new standard of review will be applied to decisions by the Patent Office, Trademark Office, PAB, and TTAB.
December 9, 2019
The word blockchain surrounded by symbols of bitcoin, finances, mobile devices, money, computer networks.

Patenting Blockchain Technologies

Is patenting blockchain possible? Do patents detract from the decentralization of blockchain? This article explains the ins and outs of blockchain patents.
November 14, 2019
Photo of the interior of an airplane cabin, showing a row of seats.

Airbus Gets Another Shot at Patent for “Breathable Fire-Preventative” Air

Fed. Cir. 2019-1803 – CAFC sides with Airbus, finding that prior art references may be analogous even if they are outside the "field of endeavour."
October 28, 2019
Flax seeds (or linseeds)

Foreign Prosecution History is Now Admissible in “Extraordinary Circumstances”

2019 FC 1233 – In a dispute over flax seeds, Canada's Federal Court says foreign prosecution history may be admissible under the new s. 53.1 of the Patent Act.
October 11, 2019
Close up photo of an automotive hub cap and tire of a car.

Automotive Patent Overturned As “Monstrous” §101 Grows Another Head

CAFC 2018-1763 – In fiercely dissented decision, a top US court has invalidated an automotive patent, further extending the reach of the controversial §101.
September 30, 2019
PCK associate, Damian Rolfe, accepts the J. Edward Maybee Memorial Award for achieving the highest overall score in the Canadian Patent Agents Qualifying Examination.

PCK’s Damian Rolfe Awarded Prize for Highest Overall Score in Patent Agents Exam

Damian Rolfe has been honoured with the J. Edward Maybee Memorial Award for achieving the highest overall standing in the Canadian patent agents exam.
September 20, 2019
Macro (close-up) photo of a hazel coloured human eye, eyelashes, and eyelid.

Allergan’s Glaucoma Patents Saved by “Wherein” Clauses

CAFC 2018-2207 – The US Court of Appeals for the Federal Circuit ruled that “wherein” clauses in patent claims can be limiting if they are material to patentability.