North America: Intellectual Property

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Intellectual property law and copyright law thought leadership, articles, podcasts, videos and webinars from expert sources across the legal world. Explore insights covering topics such as licensing and syndication, patent law, trade secrets and trademark law.
Article
Federal Circuit Reverses Damages Expert Exclusion Based On Causal Connection Between Royalty Base And Alleged Infringement
The Federal Circuit reversed a trial court's exclusion of a damages expert in a patent infringement case, finding that the expert's use of "virtual machine hours" as a royalty base could establish a reliable causal connection to the alleged infringement. This reversal vacated Microsoft's summary judgment victory and remanded the case for further proceedings, potentially reshaping how damages experts approach royalty base calculations in software patent disputes.
United States IP
N
NERA
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Article
How Low Can You Go? Courts Lower Marking Defense Burden, Raising Patent Damages Risks
Recent federal court decisions in Texas and California have significantly lowered the evidentiary threshold for accused infringers to pursue patent-marking defenses under Arctic Cat v. Bombardier. These rulings establish that identifying potentially unmarked products—without linking them to specific patents—can satisfy the accused infringer's initial burden, fundamentally shifting the dynamics of pre-suit damages recovery. Patent owners now face heightened risks of losing substantial damages if
United States IP
FH
Finnegan, Henderson, Farabow, Garrett & Dunner, LLP
Article
CIPO Releases 2025 SME Roundtables Report
The Canadian Intellectual Property Office has released findings from roundtable discussions with 53 small and medium-sized businesses across six cities, revealing significant challenges in protecting intellectual property. Business owners identified cost, slow timelines, complexity, and limited knowledge as major barriers to accessing IP protection in Canada. CIPO plans to use this feedback to shape its upcoming business strategy and has already initiated a review of its fee structure.
Canada IP
OW
Oyen Wiggs Green & Mutala LLP
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Article
Federal Circuit Reverses Damages Expert Exclusion Based On Causal Connection Between Royalty Base And Alleged Infringement
The Federal Circuit reversed a trial court's exclusion of a damages expert in a patent infringement case, finding that the expert's use of "virtual machine hours" as a royalty base could establish a reliable causal connection to the alleged infringement. This reversal vacated Microsoft's summary judgment victory and remanded the case for further proceedings, potentially reshaping how damages experts approach royalty base calculations in software patent disputes.
United States IP
N
NERA
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Article
Aisle By Luxury: Grocery Store Edition | Fashion Law Network
Explore how Erewhon transformed from a neighborhood health food store into a globally recognized luxury lifestyle brand, examining the psychology of premium consumer culture, celebrity influence, and the emerging trend of grocery store tourism. The episode also analyzes a significant trademark dispute involving Dean & DeLuca that raises critical questions about protecting and reviving legacy brand identities.
United States IP
C
Caldwell
Article
***Disclaimer: A Blog Post About Trademark Disclaimers
Trademark disclaimers can be confusing even for attorneys, but they serve a critical purpose in the registration process. When should applicants accept a disclaimer request from the USPTO, and when is it worth pushing back to protect the full scope of their mark? Understanding the strategic implications of disclaiming portions of a trademark can mean the difference between preserving valuable rights and unnecessarily limiting protection.
United States IP
BW
BrownWinick Law
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