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Who we are
Griffith Hack is one of Australia’s leading providers of intellectual property services. For over 120 years, our multi-disciplinary team of patent attorneys, trade marks attorneys and intellectual property lawyers have partnered with organisations and individuals to identify, protect and realise the value of their ideas and innovations.
Griffith Hack comprises the companies GH PTM Pty Ltd and GH Law Pty Ltd, which are owned by IPH Limited, a public company that is the holding company for an international network of intellectual property professional services and adjacent businesses which operate under different brands in a range of jurisdictions (each a “Group Business”). The other Group Businesses within the IPH Limited group are AJ Park, ROBIC, Smart & Biggar and Spruson & Ferguson.
For the purposes of the Australian and New Zealand Code of Conduct for Trans-Tasman Patent and Trade Marks Attorneys 2018, GH PTM Pty Ltd is an incorporated registered patent and trade mark attorney, and a member of an ‘ownership group’ within the meaning of the Code. For further information, see Ownership Group and our Group Relationship Statement.

- IP has the power to impact your organisation's entire ecosystem, so we target every aspect.
- Our experts have experience and technical expertise across a diverse range of industry sectors.
- We protect and grow your IP in Australia, New Zealand and across key international markets.
Business Insights
Insights Jul 15, 2026
Calix and ZESTY: Scaling zero-emissions steel through platform technology and IP
Decarbonising heavy industry requires more than incremental improvements, it demands fundamentally new process technologies that can be deployed rapidly and at scale. With IP at the core of their practice, Griffith Hack client Calix is addressing this challenge through the development of its platform flash calcination technology designed to transform how industrial heating and mineral processing are performed.
Read moreAmanda Stark and David Hughes recognised in 2027 edition of IAM Global Leaders
Amanda Stark, Principal – Chemlife and David Hughes, Principal – EICT have been recognised in the 2026 edition of IAM Global Leaders for their outstanding expertise, client service and leadership in the IP profession.
Read moreShannon Fati elevated to Principal thanks to dedication and client focus
Since joining Griffith Hack in 2013, Shannon has gone the extra mile to build a reputation and client relationships grounded in diligence and trust. Her elevation to Principal in our Law & Trade Marks team reflects many years of hard work, resilience and consistency.
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