Tim O’Callaghan

Deputy Managing Partner


Tim assist clients in intellectual property protection and portfolio management including filing trade mark applications, oppositions and removal proceedings and manages both the litigious and commercial aspects of intellectual property protection.

Tim enjoys helping organisations formulate intellectual property related business strategies and planning and implementing strategies and tactics through special projects. He develops a good rapport with client’s key people, helping them understand the implications of intellectual property issues and assisting them in initiating and developing best practice models for intellectual property management.

Tim addresses clients and interest groups on the issues involved in the management and protection of knowledge, ideas and other intellectual property assets.

Tim developed BrandProtect®, Piper Alderman’s unique assessment, monitoring and protection service for trade marks and brand names.

Tim is Head of our Adelaide Office and Deputy Managing Partner.



‘Tim O’Callaghan is very experienced. He returns calls promptly and is commercial in his approach.’
The Legal 500 Asia-Pacific: Intellectual Property, 2023 edition – Testimonials

‘Tim O’Callaghan is highly personable and responsive. He brings a fresh perspective in delivery of services in the brand protection space’
The Legal 500 Asia-Pacific: Intellectual Property, 2023 edition – Testimonials

“Tim O’Callaghan excels at devising and implementing astute branding strategies, and deploys this tactical nous to great effect in the courtroom as well.”
World Trademark Review 2017

“Piper Alderman’s whip-smart prosecution pro Tim O’Callaghan completes projects on budget on and on time.”
World Trademark Review 2018


  • Best Lawyers in Australia – Recognised for Intellectual Property Law (Adelaide, AU) – Since 2014 edition
  • The Legal 500 Asia-Pacific – Recommended for Intellectual Property – since 2013 edition
  • Doyle’s Guide – Leading Intellectual Property Lawyers – South Australia, since 2015 edition
  • Doyle’s Guide – Leading Technology, Media & Telecommunication Lawyers – South Australia, since 2015 edition
  • Lawyers Weekly Australian Law Awards – Finalist for Intellectual Property Team of the Year – 2016

Recent deals and media coverage


  • Chair, Hutt St Centre
  • Intellectual Property Society of Australia and New Zealand
  • Licensing Executives Society
  • Institute of Patent and Trade Marks Attorneys of Australia
  • Former Vice-Chairman, Defence Teaming Centre Inc.
  • University of Adelaide and Law School Advisory Board

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