Claim Construction
March 26, 2021
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.
February 16, 2021
PAB 1556: Canada’s Patent Appeal Board reconsidered Mr. Choueifaty’s patent application for a computer-implemented method of managing portfolio assets.
February 1, 2021
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.
September 23, 2020
2020 FC 837: A recent decision spells the end to the problem-solution approach, which has long been used to block patent applications for software.
September 10, 2020
Fed. Cir. 2019-1622: The CAFC found the same preamble created different limitations for different patents, limiting one patent but not the other.
June 18, 2020
In a patent infringement case between two major ice skate manufacturers, the Federal Court clarified s. 53.1 and the admissibility of prosecution history.
March 9, 2020
2020 FCA 30; 2020 FCA 31 – Janssen and Celltrion will return to court in June after the FCA overturned a lower court decision regarding a Remicade patent.
December 19, 2019
Fed. Cir. 2018-2087 - Plastic Omnium was unsuccessful in proving patent infringement because the patents used a "special definition" of the word "parison".
October 28, 2019
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
CAFC 2018-1763 – In fiercely dissented decision, a top US court has invalidated an automotive patent, further extending the reach of the controversial §101.