Madderns

Australia

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IP STARS Reviews

Overview

Founded in 1968, Madderns is an independently owned patent and trade mark attorney firm that services clients across Australia and the Asia-Pacific region. The firm focuses on technology and engineering IP matters and has several domestic clients and patent attorneys in technical fields such as electronics, computer technology, and life sciences. It also has trademark clients in other sectors, including beverage and fashion. 

Notable patent practitioners: Jeff HolmanMartin Pannalland Tom Melville. 

 
 
 
Testimonial

2026

"Personalised, professional service. Able to tailor advise for inventor understanding"

"They understand our business operations because they have acted for us for over 25 years. They are very knowledgeable in the trademark area and excellent to work with."

"Their advice is excellent and provided in a fast, timely manner."

"This team provides very timely, accurate and cost-effective services"

Louise Emmett

"She listens well & provides excellent advice. Louise carries out registrations and oppositions in a fast, timely manner."

Megan Ryder

"Megan is very approachable and takes the time to understand our needs and the complexities of our organisation.  She is able to formulate very tailored and pragmatic solutions to help us achieve our organisational goals."

 

2025

"Competence, responsiveness, and cost-effectiveness."

"Easily accessible and a great team to work with."

"Madderns provides us good quality service and good quoting on Australian patent filing."

"Professional, flexible, highly-skilled"

"Reliable and diligent."

"The firm provides a very friendly and personalised approach whilst retaining their high professional standards. 

"The team is easy to work with. Their fees are also very reasonable."

"They are legally and technically very capable. Importantly, they are also very personable, flexible and go out of their way to be helpful."

Megan Ryder

“Very responsive and diligent in her engagement with us."

Patent

Case studies show the firm represents Sparc Hydrogen in prosecuting its global patent portfolio for a novel solar hydrogen reactor, with patents already granted in several jurisdictions. Clients include Immutep and VE Motion. 

Trade mark

Case studies show the firm successfully acted for Hamilton & Co Legal in defending a trademark opposition filed by Hamilton Locke, resulting in the client's mark proceeding to registration. Clients include Ashwood Estate and Torbreck Vintners.