
When it comes to preparing and filing original patent applications for new inventions, Australian SMEs collectively are patent attorneys’ most significant clients, by far. In 2017, SMEs filed as many original patent applications with the assistance of patent attorneys as all other categories of Australian applicants combined. They are also the only category of Australian applicants that actually generated an increase in the number of original patent applications filed over the decade spanning 2008 to 2017.
In recent years, however, this important category of patent applicants has been exhibiting some clear trends in choice of patent attorney service providers. In particular, as I will show in this article, Australian SMEs are increasingly choosing smaller service providers over larger ones and, since local attorney firms began to be owned by publicly-listed companies, privately-held firms over those within the listed groups.
Data Sources and Content
The application data presented below is based upon the 2018 release of IP Australia’s Intellectual Property Government Open Data (IPGOD). This dataset includes filings up to the end of 2017, i.e. it does not cover 2018 or 2019 filings. However, it has the advantage over other currently available data sources of including information about the size and nature of Australian applicants, i.e. whether they are private individuals, SMEs, large corporations, or universities and other research institutes.Data on patent attorney firm sizes and corporate structure is based upon an extract from the Register maintained by the Trans-Tasman IP Attorneys Board, as at early January 2018. This data identifies the firms in operation at that time, and the number of registered attorneys working within each firm. It also corresponds substantially with the IPGOD data at the end of 2017. However, it should be kept in mind that, due to staff movements, firm sizes may have been different at earlier filing dates. Additionally, due to incorporation, listing, and acquisition dates, all ‘listed group’ firms were still privately held for a majority of the period covered by the results.
The applications that I am interested in are those that:
- were filed with the assistance and advice of a registered patent attorney;
- have at least one Australian applicant; and
- make no earlier claim to priority (i.e. are ‘original’ applications, including provisional filings)
With regard to the third criterion, ‘original’ applications (often, though not exclusively, provisional applications) generally represent new inventions for which the patent attorney provides patentability advice and drafting services, and are potentially the first step in development of a larger patent family by the applicant. Any subsequent applications that claim priority back to these original filings most commonly remain with the same attorney firm, and do not generally reflect new inventive activity or entry to the patent system. They are therefore not included in the present analysis (even though they may be of interest for other purposes).
Patent Filings by Australian Applicants
The chart below shows the total number of original patent applications filed by all Australian-resident applicants, using the services of patent attorneys, annually from 2008 to 2017. A slight recovery in numbers between 2013 and 2015 notwithstanding, filings generally declined by just over 12% during this decade.

Trends by Firm Size
The chart below shows the market share, in terms of the percentage of original applications filed on behalf of Australian SMEs, broken down according to the number of registered patent attorneys working at a firm. I have defined four categories of firms: ‘micro’, being 1-3 attorneys (and thus including solo practitioners); ‘small’, being 4-9 attorneys; ‘medium’, being 10-24 attorneys; and ‘large’, being greater than 24 attorneys. The chart also shows the total number of original SME filings (on the right-hand axis) as an indication of the size of the market that is being divided up.
Trends by Firm Ownership Structure
Finally, the following chart shows market share broken down according to firm ownership structure, and a coarser measure of size in the case of privately-held firms. This data demonstrates that firms that are now members of one of the three publicly-listed groups – IPH Limited (ASX:IPH) (listed 19 November 2014), Xenith IP Group Limited (ASX:XIP) (listed 20 November 2015), and QANTM IP Limited (ASX:QIP) (listed 31 August 2016) – lost a significant share of SME original filing work between 2008 and 2017. This is largely explained by the fact that many (though not all) of these firms fall into the ‘large’ category, given that the listings did not begin until the end of 2014. However, it seems that the decline accelerated after 2015 – although just two years of data may not be sufficient to draw any firm conclusions here. In any event, the main beneficiaries of the decline in listed-group market share are ‘micro’ and ‘small’ privately-held firms with fewer than 10 patent attorneys. ‘Medium’ and ‘large’ privately-held firms have collectively maintained a fairly static share of the market.
Conclusion – the Trend Among SMEs is for ‘Small’ and ‘Private’
Overall it seems that, for at least the past decade, Australian SMEs have been showing an increasing preference for smaller firms of patent attorneys when seeking to protect their new inventions. Furthermore, since the recent public listings and consolidation in the profession, there are also signs that SMEs prefer privately-held firms over firms in publicly-listed groups.I do not intend to speculate in this article about the reasons for – and potential consequences of – these trends. However, the data seems clear and consistent enough, and should give Australian patent attorneys, and their clients, something to think about.
Before You Go…
Thank you for reading this article to the end – I hope you enjoyed it, and found it useful. Almost every article I post here takes a few hours of my time to research and write, and I have never felt the need to ask for anything in return.
But now – for the first, and perhaps only, time – I am asking for a favour. If you are a patent attorney, examiner, or other professional who is experienced in reading and interpreting patent claims, I could really use your help with my PhD research. My project involves applying artificial intelligence to analyse patent claim scope systematically, with the goal of better understanding how different legal and regulatory choices influence the boundaries of patent protection. But I need data to train my models, and that is where you can potentially assist me. If every qualified person who reads this request could spare just a couple of hours over the next few weeks, I could gather all the data I need.
The task itself is straightforward and web-based – I am asking participants to compare pairs of patent claims and evaluate their relative scope, using an online application that I have designed and implemented over the past few months. No special knowledge is required beyond the ability to read and understand patent claims in technical fields with which you are familiar. You might even find it to be fun!
There is more information on the project website, at claimscopeproject.net. In particular, you can read:
- a detailed description of the study, its goals and benefits; and
- instructions for the use of the online claim comparison application.
Thank you for considering this request!
Mark Summerfield
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