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Intellectual Property
Trade Marks and Brands Collective and Certification Trade Marks Design Rights Copyright Anti-Counterfeiting, Anti-Piracy and Border Protection Domain Names Plant Variety Rights (PVRs) Geographical Indications (GIs)
IP Disputes
Opposition, Revocation, Invalidity Litigation and Appeals before the Registries and the Courts Selected Cases
Insights
JONAH LOMU's widow resolves dispute Consumer Protection - The Right to Repair in New Zealand BROWN NOSE DAY trade mark not Offensive, but is poor taste and likely to be confused and tarnish/dilute RED NOSE DAY trade mark in New Zealand Bad Karma for Expensify – KARMAPOINT to be registered SREX, SANTANA, SHREK THE SHEEP & SHREK
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Auckland Sydney Dunedin Postal Address
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Home
About
Intellectual Property
Trade Marks and Brands Collective and Certification Trade Marks Design Rights Copyright Anti-Counterfeiting, Anti-Piracy and Border Protection Domain Names Plant Variety Rights (PVRs) Geographical Indications (GIs)
IP Disputes
Opposition, Revocation, Invalidity Litigation and Appeals before the Registries and the Courts Selected Cases
Insights
JONAH LOMU's widow resolves dispute Consumer Protection - The Right to Repair in New Zealand BROWN NOSE DAY trade mark not Offensive, but is ... Bad Karma for Expensify – KARMAPOINT to be registered SREX, SANTANA, SHREK THE SHEEP & SHREK
Contact
Auckland Sydney Dunedin Postal Address
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Intellectual Property

Intellectual Property

Our team have decades of experience advising clients in relation to their intellectual property requirements.

We can assist our clients and instructing agents in the following areas:

  • Trade Marks and Brands - trade mark watching, clearance, filing and prosecution in New Zealand, Australia, around the world and international registrations (WIPO)

  • Collective and Certification Trade Marks

  • Design Rights

  • Copyright

  • Anti-Counterfeiting, Anti-Piracy and Border Protection

  • Domain Names

  • Plant Variety Rights (PVRs)

  • Geographical Indications (GIs)

In addition to our core practice in New Zealand and Australia, we have extensive international experience practising in international jurisdictions including the United Kingdom, European Union and Ireland and working with clients and agents based in those countries.

We also have extensive experience in advising clients from the United States, Canada China, Hong Kong SAR and Japan.

Recommended Individual “...Leighton Cassidy brings deep international expertise to brand protection and enforcement, shaped by two decades in the UK guiding high-value trademark matters. He advises on worldwide filing strategies, registry proceedings and commercial exploitation of rights, as well as coordinating multinational litigation and negotiated settlements for diverse rights holders.”

WTR1000 2026

"Leighton Cassidy excels in advising client on intellectual property and commercial matters. His expertise spans global trademark and design clearance, contentious proceedings, appeals, licensing, and international IP litigation.”

WTR1000 2025