Prosecution

December 2, 2020
Close-up photograph of a fountain pen writing words in ink on paper.

Written Description Particularly Important if Amending Claims in Response to Competitor

Fed. Cir. 2018-1779: A patent for testing fetal DNA was found to be unpatentable because the claims were not fully supported by the written description.
November 2, 2020
Photograph of eyeglasses focusing on a computer screen displaying software code.

After Choueifaty: A New Test for Examining Software Inventions in Canada

Andrew Currier and Stephen Perry review best practices for drafting software patents to global standards and propose a new test for examining software inventions in Canada.
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.
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.
December 16, 2019
Photo of the Raptors NBA logo on the court of Scotiabank arena

Clawing Deeper into the Monster v. Raptors Trademark Battle

The Raptors are tipping off against Monster, who allege the Raptors trademark featuring a clawed-up basketball is confusingly similar to the Monster "M".
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.
September 13, 2019
Fibre optic cable photographed in the dark

Patent Specification Interpreted as Admission of Common General Knowledge

2019 FC 1065 – Canada's Federal Court ruled that two fiber optics patents were obvious in light of an admission made in the background sections.
August 23, 2019
A busnisess's empty board room with desk chairs and a table.

What Can Businesses Expect From the US Patent Reforms?

A draft bill released May 22nd proposes significant reforms to section 101 of the US Patent Act. Businesses should be aware of the commercial impact.
August 16, 2019
A statue of Lady Justice.

US Supreme Court Lifts Ban on Profane Trademarks

SCOTUS, No. 18-302 (Iancu v Brunetti): In a recent decision, the US Supreme Court abolished the longstanding ban on registering vulgar and offensive words as trademarks.
July 22, 2019
Photo of a contract or license being signed.

Despite Contract, License Holder Cannot Sue for Patent Infringement: CAFC

CAFC warns that the distinction between assignment and license cannot be determined by “formalities or magic words.”