Australia: Intellectual Property

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Article
Killer Queen ‘Killed Off’ – Katie Taylor Outduels Katy Hudson In Epic Katie(y) Perry Trade Mark Battle
On 11 March, the High Court of Australia delivered its judgment in Taylor v Killer Queen LLC [2026] HCA 5. The judgment marks essentially the final chapter in the long-running trade mark battle between Katie Jane Taylor, an Australian fashion designer trading under the name “Katie Perry”, and Katheryn Hudson, the internationally renowned pop star known as “Katy Perry”. For a history of the dispute and Full Federal Court decision.
Australia IP
BP
Bartier Perry
Article
Patents In Australia: Manner Of Manufacture
Australian patent law requires every invention to qualify as a 'manner of manufacture' under the Statute of Monopolies, yet this centuries-old concept continues to evolve through landmark litigation. The recent Aristocrat v Commissioner of Patents case has reshaped how courts assess computer-implemented inventions, while decisions like D'Arcy v Myriad Genetics have clarified boundaries for biotechnology patents, creating critical implications for businesses evaluating IP portfolios and freedom to operate.
Australia IP
PA
Piper Alderman
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Article
Patents In Australia: Manner Of Manufacture
Australian patent law requires every invention to qualify as a 'manner of manufacture' under the Statute of Monopolies, yet this centuries-old concept continues to evolve through landmark litigation. The recent Aristocrat v Commissioner of Patents case has reshaped how courts assess computer-implemented inventions, while decisions like D'Arcy v Myriad Genetics have clarified boundaries for biotechnology patents, creating critical implications for businesses evaluating IP portfolios and freedom to operate.
Australia IP
PA
Piper Alderman
Article
Australia | Claiming AI & Machine Learning Inventions – Part 2: Beyond The Model
Following the Aristocrat Technologies v Commissioner of Patents decision and updated IP Australia guidance, this article examines strategic approaches to claiming AI and machine learning inventions in Australia. It explores how to identify where real value lies in AI systems, support multiple claiming pathways across the AI lifecycle, and draft patent applications that withstand characterisation challenges by demonstrating practical implementation rather than abstract results.
Australia IP
SF
Spruson & Ferguson
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