Patents

Case summaries and articles about  patents.

July 7, 2021

CAFC Invalidates a Camera Patent, Blurring Lines in the Patent Eligibility Inquiry

Fed. Cir. No. 2020-1760: The CAFC sided with Apple and Samsung, finding a patent for an “improved” digital camera to be an abstract idea and not patent-eligible subject matter.
June 7, 2021
Close up view of a green circuit board for a computer

PAB Allows Two Software Patents, Revealing Post-Choueifaty Approach

2021 CACP 9, 2021 CACP 12: In two recent decisions involving software patents, the Patent Appeal Board found the inventions to be directed to patentable subject-matter
May 19, 2021
Photograph of a row of glass bottles containing vaccines against COVID-19.

Promoting Diversity vs COVID-19 Patents: Why We Must Get It Right

As the pandemic rages and the vaccines roll out, we face a difficult question about whether to relax patents on COVID-19 technologies in order to accelerate global vaccine distribution. For intellectual property professionals, we must ensure that we help guide the right policy decision. History is going to judge us. 
May 12, 2021
Black textbook with red spine. The title "Canadian Patent Law" is written on the cover in gold.

PCK IP Releases 4th Edition of Canadian Patent Law

Co-authors Stephen Perry and Andrew Currier have drawn on years of experience in the field of IP to craft a complete resource for the patent prosecutor.
April 20, 2021
Canadian flag waving in front of the Parliament buildings in Ottawa.

Canadian Innovation Deserves Robust Roster of Canadian Patent Agents Registered Before the USPTO

This paper uses publicly available filing statistics and a professional survey in an attempt to gather empirical data on the work done by Canadian Patent Agents in the Canadian Intellectual Property Office (“CIPO”) versus the United States Patent and Trademark Office (“USPTO”).
March 26, 2021
Photograph of an oil and gas pump.

Federal Court Applies Its Own Claim Construction to Infringement Case

2021 FC 85: The Federal Court upheld the validity of all claims, but found that PetroChina was not infringing Maoz Betser-Zilevitch's patent for an SAGD.
March 3, 2021
Model of a human brain photographed in an anatomy lab.

A Closer Look: CAFC Finds Immersion Photography Claims Are Obvious

Fed Cir, 2019-1927: The CAFC overturned a finding of non-obviousness by the US Patent Trial and Appeal Board on a patent owned by Melanoscan, LLC.
February 1, 2021
Business person sitting a board room table in front of sunny window

Federal Court of Appeal Restricts Admissibility of Foreign Prosecution History

2021 FCA 7: The FCA narrowly interpreted section 53.1 of the Patent Act, refusing to look at a corresponding US application that was not named by number.
January 19, 2021

Quebec Court Finds New Drug Pricing Rules Tip Constitutional Scale

2020 QCCS 4541: Court held that forthcoming amendments to the Patented Medicines Regulations are unconstitutional and infringe on provincial powers.
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.