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Intellectual property 2026 FCA 71

McCain Foods Limited v. J.R. Simplot Company

The Federal Court did not commit a palpable and overriding error in its factual appreciation of expert evidence and common general knowledge; 'high electric field' in Claim 1 is properly understood by a skilled person at the date of publication to refer to electric fields in the range of about 2 to 200 V/cm, which excludes Simplot's pulsed electric field systems, and the appeal is dismissed.

  • Claim construction
  • Infringement
  • Invalidity
  • Utility
  • Person skilled in the art
  • Standard of review
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Patent law 2026 FCA 13

Advanced Powders & Coatings Inc. v. Tekna Plasma Systems Inc.

The Federal Court did not err: the claims were ambiguous because a skilled reader could not reliably distinguish the claimed 'depletion layer' from the native oxide layer (502 Patent) nor determine the existence or parameters of a depletion layer (236 Patent); therefore the claims failed the distinctness/notice requirement and are invalid for ambiguity, and the appeal is dismissed.

  • Claim construction
  • Ambiguity (patent indefiniteness)
  • Invalidity
  • Infringement
  • Insufficiency
  • Costs
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Intellectual property 2025 FC 2017

Matsumoto v. Canuck Eats Inc.

The Federal Court granted default judgment in part, finding Matsumoto owned copyright in two photographs reproduced without authorization and awarding damages, punitive damages, costs, and a permanent injunction.

  • Copyright ownership
  • Standing
  • Infringement
  • Moral rights
  • Damages
  • Injunction
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Patent law 2025 FC 1725

Adeia Guides Inc. v. Videotron Ltd.

The Federal Court considered patent validity, claim construction, infringement, and remedies in a dispute between Adeia Guides Inc. and Videotron Ltd. over interactive television technologies.

  • Infringement
  • Validity
  • Claim construction
  • Anticipation
  • Obviousness
  • Double patenting
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Patent law 2025 FCA 187

NCS Multistage Inc. v. Kobold Corporation

The Federal Court erred in law by misapplying claim differentiation and treating dependent-claim limitations (the sealed embodiment) as excluded from the broader claims; properly construed, claims 6, 11, 12 and 16 of the 571 patent encompass both the sealed and gap embodiments; because claim construction was legally incorrect the question of obviousness double patenting in view of claim 17 of the 830 patent must be remitted to the Federal Court for re-determination; the trial judge's lump sum costs award of $1,800,000 was procedurally and evidentially flawed and is set aside and replaced with…

  • Claim construction
  • Obviousness double patenting
  • Infringement
  • Lump sum costs
  • Procedural fairness
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Intellectual property 2025 FCA 151

1048547 ONTARIO INC. v. FROMFROID S.A.

The Federal Court of Appeal held that the trial judge’s factual findings and inferences based on circumstantial evidence that the cooling cells were built before patent expiry were not palpably and overridingly erroneous; the trial judge reasonably concluded that the appellant engaged in conduct intended to mislead the court warranting punitive damages and correctly calculated compensatory damages using Fromfroid’s latest proposal, so the appeal is dismissed.

  • Infringement
  • Punitive damages
  • Compensatory damages
  • Evidence and credibility
  • Presumptions of fact
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Intellectual property 2025 FCA 134

AGI Suretrack, LLC v. Farmers Edge Inc.

The Court affirmed the Federal Court’s purposive construction limiting 'manufacturer code' and 'device class' to their ISO meanings, found those parameters and the microprocessor location to be essential based on the disclosure and lack of contrary expert evidence, held the CanPlug and FarmCommand did not include the essential ISO parameters so did not infringe, and concluded the '742 Patent is invalid because the GreenStar 3 anticipated the device claims and the remaining device and system claims were obvious in light of ISO and the common general knowledge; accordingly the appeals were dism…

  • Infringement
  • Anticipation
  • Obviousness
  • Claim construction
  • Essentiality
  • Costs
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Patent law 2025 FC 1078

McCain Foods Limited v. J.R. Simplot Company

The Federal Court construed key patent terms in McCain’s potato-processing patent, found Simplot’s PEF process outside the claims, and dismissed the action.

  • Claim construction
  • Infringement
  • Patent validity
  • Overbreadth
  • Utility (sound prediction)
  • Anticipation
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Trademark law 2025 FC 979

Dermaspark Products Inc. v. Aveena Cosmetic Clinic Inc.

The Federal Court dismissed a motion for default judgment in a trademark case, finding the plaintiffs had not proven ownership of the asserted marks on the evidence filed.

  • Default judgment
  • Trademark ownership
  • Infringement
  • Passing off
  • Injunctive relief
  • Damages
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Intellectual property 2024 FCA 204

Double Diamond Distribution Ltd. v. Crocs Canada

The Federal Court of Appeal dismissed the appeals and the motions for new evidence because the Federal Court's findings on validity, infringement, accounting and costs were within its fact‑finding and discretionary authority and contained no palpable and overriding error; the proposed new evidence was neither practically conclusive nor warranted residual admission; reliance on the Tabib Order for costs was permissible.

  • Industrial design
  • Infringement
  • Validity
  • Accounting of profits
  • Costs award
  • Admissibility of evidence
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Canada decisions are organised by court, judge, legal area and indexed issue so a practitioner can move from a proposition to a citable authority with the surrounding context intact.