Dusome v. Canada (Attorney General), 2025 FC 1809

JurisdictionFederal Jurisdiction (Canada)
CourtFederal Court (Canada)
Date12 November 2025
Citation2025 FC 1809

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5 practice notes
  • Canadian Patent Law 2025: A Year In Review
    • Canada
    • Mondaq Canada
    • January 21, 2026
    ...Commissioner erred in assessing subject-matter patentability. The decision of the Federal Court inDusome v Canada (Attorney General), 2025 FC 1809 considered aspects of the Commissioner of Patent's approach to determining subject-matter patentability following the decisions of the FCA in Ca......
  • Canadian Patent Law: 2025 In Review
    • Canada
    • Mondaq Canada
    • January 27, 2026
    ...case, another reversal of the Patent Office's rejection As we reported on here, the Federal Court in Dusome v Canada (Attorney General), 2025 FC 1809 has once again reversed a rejection by the Canadian Patent Office of a patent application claiming a computer-implmented invention based on s......
  • Federal Court Overturns CIPO For Failing To Follow The Law
    • Canada
    • Mondaq Canada
    • December 5, 2025
    ...failed to follow the jurisprudence on determining patentable subject matter. In the recent decision of Dusome v. Canada (Attorney General) 2025 FC 1809 ("Dusome"), which involved a patent application for a method of playing a poker game with physical cards or on a computerized system, the F......
  • Dealing A New Hand: Federal Court Gives Card Game Patent A Second Chance
    • Canada
    • Mondaq Canada
    • November 21, 2025
    ...12, 2025, the Federal Court set aside the Commissioner of Patents' refusal to grant a patent for a "Method of Playing a Card Game" (2025 FC 1809). The Commissioner found that the patent application did not meet the definition of "invention" under section 2 of the Patent Act and constituted ......
  • Get Started for Free
5 firm's commentaries
  • Canadian Patent Law 2025: A Year In Review
    • Canada
    • Mondaq Canada
    • January 21, 2026
    ...Commissioner erred in assessing subject-matter patentability. The decision of the Federal Court inDusome v Canada (Attorney General), 2025 FC 1809 considered aspects of the Commissioner of Patent's approach to determining subject-matter patentability following the decisions of the FCA in Ca......
  • Canadian Patent Law: 2025 In Review
    • Canada
    • Mondaq Canada
    • January 27, 2026
    ...case, another reversal of the Patent Office's rejection As we reported on here, the Federal Court in Dusome v Canada (Attorney General), 2025 FC 1809 has once again reversed a rejection by the Canadian Patent Office of a patent application claiming a computer-implmented invention based on s......
  • Federal Court Overturns CIPO For Failing To Follow The Law
    • Canada
    • Mondaq Canada
    • December 5, 2025
    ...failed to follow the jurisprudence on determining patentable subject matter. In the recent decision of Dusome v. Canada (Attorney General) 2025 FC 1809 ("Dusome"), which involved a patent application for a method of playing a poker game with physical cards or on a computerized system, the F......
  • Dealing A New Hand: Federal Court Gives Card Game Patent A Second Chance
    • Canada
    • Mondaq Canada
    • November 21, 2025
    ...12, 2025, the Federal Court set aside the Commissioner of Patents' refusal to grant a patent for a "Method of Playing a Card Game" (2025 FC 1809). The Commissioner found that the patent application did not meet the definition of "invention" under section 2 of the Patent Act and constituted ......
  • Get Started for Free