T +27 21 526 2800 | F +27 21 526 2801

Stephen Middleton

Patent Attorney

A patent attorney with a focus on computer implemented inventions.


Stephen Middleton is a patent attorney at Von Seidels and is known for his expertise in protecting complex, computer-implemented inventions, both locally and abroad.

Before joining Von Seidels, Stephen completed a master’s degree in engineering within the University of Cape Town’s Radar Remote Sensing Group, which included spending time in Antarctica as a technical assistant to South Africa’s national space agency.

Stephen honed his skills drafting patent specifications for an international payment organization which focused on mobile banking and payment technologies. He now practices more broadly and has particular experience in protecting inventions in the fields of blockchain- and cryptocurrency-related technology, digital signal processing, internet-of-things (IoT) and other embedded systems technologies, medical devices and mobile banking security to name a few.

In addition to his patent practice, Stephen assists venture capitalists with IP due diligences and international clients with the formulation of IP strategies. He also has experience in data privacy and copyright matters.

Contact Stephen

Direct: +27 21 526 2800


  • University of Cape Town, BSc in Engineering (Electrical) (2010)
  • University of Cape Town, MEng specialising in Radar and Electronic Defense (2012)
  • University of South Africa, LLB (2016)
  • South African Institute of Intellectual Property Law, Qualified Patent Attorney (2016)

Focus Areas

> Patent specification drafting
> Patent prosecution
> Patent litigation and enforcement
> Registered designs and utility model applications
> Copyright
> IP Portfolio management
> IP Strategies
> Licensing
> Data privacy
> IP due diligences

Affiliations and Accolades

  • Attorney of the High Court, South Africa
  • Patent Attorney, South Africa
  • Fellow, South African Institute of Intellectual Property Law (SAIIPL)