David Bayliss

Special counsel
Registered Patent attorney
Registered Trade mark attorney

David specialises in the fields of Chemical and Process Engineering, Mechanical Engineering, Metallurgy and Materials Engineering, Oil and Gas, Clean Technologies, Photonics and Physics. David prepares and prosecutes patent applications and advises on patent validity and infringements. David holds a Bachelor of Engineering (Chemical)(Hons.) and a Bachelor of Science (Physics) from the University of Newcastle.

Prior to entering the IP profession, David practised as an Engineer, consulting to the Iron & Steel, Oil & Gas, Mining and Chemicals industries. He has worked with multi nationals, both in Australia and abroad, as well as small Australian businesses in the development of new chemical processes. In recent years, David has focussed on the design and commissioning of process equipment to improve environmental performance of major industrial facilities.

David also has significant experience in engineering research, in both academic and commercial sectors. His experience extends to combustion and fire physics, mathematical modelling of novel processes and fundamental phenomena, and the development of novel process technologies. Common to his research endeavours is an interest in energy efficiency and environmental sustainability, an area in which he has consulted to businesses for reasons of strategy and business improvement.

David is a member of the Institute of Patent and Trade Mark Attorneys (IPTA), the IP Society of Australia and New Zealand (IPSANZ), and an Associate member of the Institution of Chemical Engineers (IChemE).


David Müller-Wiesner

Contact David

phone +61 2 7208 9500


phone linkedin.com/in/davidbaylissengineeringip


Insights from the Team

IP Stars Ranking for Trade Marks

by | May 21, 2024 | Firm News | 0 Comments

We are excited to announce that GLMR has been ranked by IP STARS as a notable firm for Trade Mark Prosecution.  Our amazing Trade Marks Team has been working tirelessly...

2023 Award Season Wrap-up

by | Jan 12, 2024 | Firm News | 0 Comments

It has been a busy year, and the excellence of our IP team in Australia and New Zealand has been recognised by a gamut of organisations. We're proud of these wins and...

Design Law Updates and the Effective Use of Design Patents

by | Jul 3, 2023 | Designs | 0 Comments

GLMR and Kilpatrick Townsend jointly presented a webinar entitled Design Law Updates and the Effective Use of Design Patents. The webinar was presented by Michelle Lee,...

GLMR congratulates David Bayliss and Edward Quinn

by | Apr 4, 2023 | Firm News | 0 Comments

While significant milestones are achieved in a fast-growing firm with a rapid frequency, it is important to recognise achievements in personal and team development....

NZ Computer Implemented Inventions

New Zealand Patent Office finds computer implemented invention patentable

by | Jan 18, 2023 | Patents | 0 Comments

In a recent hearing decision, IsoLynx, LLC [2022] NZIPOPAT 16, the New Zealand Patent Office (IPONZ) has confirmed that certain computer implemented inventions are...

Australian patentable subject matter test after Aristocrat

by | Jan 17, 2023 | Patents | 0 Comments

In a recent hearing decision, the Australian Patent Office has provided insight into the application of the patentable subject matter test, post the High Court’s split...

Aristocrat rolls snake eyes, but there is a silver lining

by | Aug 22, 2022 | Patents | 0 Comments

In an unusual result, the High Court of Australia has returned an equally divided decision in Aristocrat Technologies Australia Pty Ltd v Commissioner of Patents [2022]...

GLMR Supports Startup Ecosystem

by | Aug 22, 2022 | Firm News | 0 Comments

We are proud to announce our continued sponsorship of the UTS Startups Awards in 2022, with a cash prize of $1000 together with an IP audit valued at $1000. The...

GLMR is Growing

by | Apr 17, 2022 | Firm News | 0 Comments

We are excited to announce the addition of five sought-after Australian Patent and Trade Mark Attorneys to the GLMR Intellectual Property family. Expanding the Family...