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David Clark - Blake Dawson

David Clark is a registered Australian and New Zealand patent attorney and practises in intellectual property procurement concentrating on patents and designs. David Clark’s strong practical background in general engineering combined with his vast experience in patent drafting and advice work means that he consistently provides commercially effective patent protection for his clients. His ability to grasp a range of client technologies allows him to quickly identify the key patent issues.

David Clark acts for local and overseas companies with a focus on the physical sciences. David Clark has particular expertise in the fields of mechanical engineering, chemical engineering, materials science, medical devices, gaming and industrial chemistry. His clients include International Game Technology (IGT), Boart Longyear, ANZ, Qantas, Global Valve Technology, Terumo Corporation, Boral, Chubb, CSIRO, Wesfarmers, and GE. David Clark assists clients with patent drafting, filing and prosecution; patent validity and infringement advice; contentious patent work including pre-grant opposition and re-examination; registered design protection; patent due diligence; strategic patent filing advice and patent portfolio management.


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Andrew Butler - Allens Arthur Robinson

Andrew Butler - Partner, Allens Arthur Robinson Patent & Trade Marks Attorneys - BE (Chem) MIEAust FIPTA

Andrew Butler is a registered patent and trade marks attorney in Australia and New Zealand with a degree in chemical engineering, and is deputy leader of our patent and trade marks attorney firm. Andrew Butler has 20 years experience in the preparation, lodgement, maintenance and exploitation of patents, trade marks and designs in Australia and abroad, and has advised a number of significant Australian and international corporate clients, particularly those from the manufacturing sector.


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